This article contains affiliate links. If you purchase through one of our links, we may earn a commission at no extra cost to you. This does not influence which products we include or how they are ranked.
To protect outdoor cushions from rain, apply a water repellent fabric spray, use breathable waterproof covers, and store cushions in a dry, ventilated space when not in use. This three layer approach keeps moisture out, prevents mold and fading, and extends the life of your cushions.
In this guide you will learn how to waterproof the fabric itself, how to cover and store cushions correctly, and which materials hold up best in wet weather. If you are updating your setup, see our picks for the Top 8 Patio Furniture Sets for Comfort & Style for durable, weather ready options.
You do not need to bring cushions inside every time clouds appear, with the right routine you can leave them out for days and still avoid soggy foam and musty smells.
How to Keep Outdoor Cushions Dry in 5 Simple Steps
1. Apply a Water Repellent Fabric Spray
A fabric protector creates an invisible barrier that makes water bead and roll off instead of soaking into the weave. It also helps resist everyday stains, sun fading, and the mildew that thrives on damp fabric, and it will not change the soft feel of most outdoor textiles.
Start with clean, completely dry cushions and work outdoors on a calm, dry day. Hold the can 6 to 8 inches away and apply a light, even coat, let it cure for several hours before use, and apply two light coats rather than one heavy coat for even coverage.
2. Use Waterproof Covers When Rain Is Expected
Even water resistant fabric benefits from a physical cover during heavy or prolonged rain. Look for breathable, waterproof covers with sealed seams, vented panels to prevent condensation, and drawstrings or zippers that keep wind from lifting them.
Choose covers sized closely to your cushions so they do not trap excess air or leave gaps where rain can enter. For sofas and lounge chairs, full furniture covers that shield both frame and cushions save time and keep everything dry, as highlighted in our best outdoor lounge chair picks for ultimate patio relaxation guide.
3. Store Cushions Properly Between Uses
Storage is your most reliable protection during storms and the off season. Keep cushions in a deck box, storage bench, or breathable storage bag placed under a covered patio or in a garage where they stay dry.
Avoid airtight plastic bags that trap humidity and encourage mold and odors. Stand cushions on edge with space between them for airflow, and always make sure they are fully dry before you store them. Explore more organization ideas in our Patio Furniture collection.
4. Choose Quick Dry and Water Resistant Materials
If you are buying new cushions, prioritize solution dyed acrylic, polyester with a water resistant backing, or other outdoor rated fabrics. These resist absorption, dry much faster than indoor cotton blends, and hold color better in sun and rain.
Look for open cell or reticulated foam inserts that drain water instead of holding it like traditional foam. Removable, washable covers with hidden zippers also make it easier to clean, retreat, and replace fabric when needed.
5. Elevate, Tilt, and Improve Airflow
Water pools where cushions sag or sit flat on solid surfaces. Before rain, tilt seat cushions upright against the backrest so water runs off instead of collecting in the center and soaking the foam.
Use furniture with slatted bases or add small risers so air circulates underneath and moisture does not get trapped. After rain, unzip covers slightly and stand cushions on edge in sun and breeze to speed drying and prevent musty odors.
Products That Help Waterproof Outdoor Cushions
Quick Picks at a Glance
Prime Scotchgard Outdoor Water & Sun Shield Fabric Spray
Prime Scotchgard Outdoor Water Shield Spray 13 oz
Prime featrity Outdoor Fabric Protector Spray 25.6oz
Prime 303 Fabric Guard Water Repellent Spray 16 oz
Prime Scotchgard Outdoor Water Shield Spray 3-Pack
Prime Scotchgard Outdoor Water & Sun Shield Fabric Spray
As an Amazon Associate we earn from qualifying purchases. Product prices and availability are accurate as of the date/time indicated.
Pros
- Strong water beading and stain resistance praised in real world use
- Helps reduce sun fading from prolonged UV exposure
- Easy to use aerosol that dries clear and odorless
- Wide compatibility with many outdoor fabrics and materials
- Excellent coverage per can on light to medium fabrics
Cons
- Requires seasonal reapplication to maintain protection
- Initial spray has a strong scent and needs outdoor ventilation while drying
- Coverage drops significantly on heavier fabrics and heavy rain may still soak through over time
Scotchgard Outdoor Water & Sun Shield Fabric Spray is a 10.5 oz aerosol protector from 3M designed to defend outdoor fabrics against rain and sun. It is perfect for homeowners, renters and outdoor enthusiasts who want to extend the life of patio furniture, cushions, umbrellas, grill covers, tarps and more without replacing them each season.
In real world use it excels at creating a water beading effect that helps prevent soaking and staining, while its UV blockers help slow fading from sun exposure. Reviewers consistently report water beading on chair cushions and gazebo covers after application, and note that colors stay vibrant longer through summer and fall.
The design is a simple, ready to use aerosol can that sprays evenly and requires no mixing or special tools. It dries completely clear and odorless, so it will not alter the look or feel of fabrics, suede or leather, and one can delivers generous coverage for several cushions or a large cover.
There are a few limitations to consider. Protection is not permanent and needs seasonal reapplication, especially after heavy rain or prolonged sun. The spray has a noticeable chemical scent during application and must be used outdoors with drying time, and heavier fabrics absorb more product so coverage is lower.
Overall, this is a highly effective and affordable way to protect and preserve outdoor gear. If you want an easy, invisible shield that keeps your patio and outdoor fabrics looking newer longer, this Scotchgard spray is a smart seasonal investment.
Pros
- Strong water repellency that does not compromise fabric breathability
- Safe for a wide range of materials including leather and suede
- Odorless and clear drying finish keeps original look and feel
- Convenient aerosol spray from trusted 3M Scotchgard brand with good coverage
Cons
- Requires seasonal reapplication to maintain water resistance
- Coverage drops to about 25 sq ft on heavier fabrics like canvas
- Aerosol contains petroleum distillates and needs well ventilated application
Scotchgard Outdoor Water Shield Spray is a 13 oz aerosol water repellent designed for outdoor fabrics and gear. It is ideal for campers, homeowners and outdoor enthusiasts who want to protect tents, jackets, patio furniture, backpacks, tarps and boat covers from rain and spills.
In real world use, it creates an invisible, durable barrier that repels water while keeping fabrics breathable and comfortable. The formula dries completely odorless and clear, so outerwear and gear retain their natural look and feel without stiffness or residue.
Built by 3M, the spray comes in a convenient aerosol bottle that delivers even, efficient coverage. One can covers up to 75 square feet on light nylon and about 25 square feet on heavier fabrics like canvas, making it practical for both quick touch ups and larger projects.
The main limitation is that protection is seasonal and will need reapplication after extended exposure, washing or heavy use. As an aerosol containing petroleum distillates, it should be applied outdoors or in a well ventilated area and large sets may require multiple cans.
Overall, this is a reliable and easy to use solution for seasonal water protection across many fabric types. If you need an odorless, breathable shield for your outdoor essentials, this Scotchgard spray is a smart and trusted choice.
Item Form: Liquid aerosol spray, 13 fluid ounces, 12.96 ounces item weight. Scent: Unscented, dries odorless and clear.
Compatible Surfaces: Fabric and leather including polyester, nylon, polypropylene, cotton, leather, suede and canvas. Recommended Uses: Tents, outerwear, rain gear, umbrellas, patio furniture, backpacks, luggage, tarps and boat covers.
Coverage: Up to 75 sq ft on light nylon, 25 sq ft on heavier fabrics. Reapply seasonally for continued protection. Features: Breathable finish, multi-fabric safe, spray application.
Brand: Scotchgard by 3M, Model 5020-13-A, Part Number 5020-13-A, UPC 051141410814. Container Type: Aerosol bottle with proprietary resin and silicone mixture.
Pros
- Proven water repellency with cushions staying dry after rain in user tests
- Effective UV protection helps silk flowers and wreaths resist fading in direct sun
- Simple, even spray application suitable for DIY use
- Versatile coverage for multiple fabric types including patio textiles and decorative items
Cons
- Limited coverage, one can may only fully protect two cushions so larger sets need multiple cans
- Inconsistent waterproofing results reported by some users
- Does not reliably repel stains from bird droppings or heavy soiling
The featrity Outdoor Fabric Protector Spray is a 25.6oz spray designed to shield outdoor textiles from water and sun damage. It is aimed at homeowners with patio cushions, decorative silk flowers, burlap wreaths and other fabrics exposed to the elements.
Its standout promise is dual action protection that repels moisture while helping to prevent UV fading. In real world use, several owners report cushions staying dry after rain and silk flowers retaining color after weeks of direct sun on a porch.
The spray comes in a ready to use can that makes application simple with no tools or mixing required. The lightweight can is easy to handle for spot treatments and the formula dries invisibly without stiffening fabric or altering texture.
Coverage is the main limitation, as one can may only fully coat two standard cushions, so larger furniture sets will need multiple cans. Results can also vary, with some users noting incomplete waterproofing or little defense against stains from bird droppings.
Overall, this is a practical pick for small scale outdoor protection where UV and light rain resistance matter most. If you need to refresh a few cushions or preserve decorative wreaths, it offers solid value, but plan for extra cans for bigger jobs.
Package Dimensions: 9.41 x 4.21 x 2.24 inches, Weight: 1.12 pounds.
Volume: 25.6oz per can, Manufacturer: featrity, Category: Fabric Cleaners.
Use Cases: Patio cushions, outdoor upholstery, silk flowers, burlap wreaths and other outdoor fabrics needing water and UV protection.
Pros
- Officially recommended by Sunbrella, trusted by fabric professionals
- Maintains original fabric color, softness and breathability
- Proven beading performance on convertible tops and outdoor cushions
- Works on a wide range of materials from canvas to suede
Cons
- Requires fabric to be completely clean and dry before application
- Needs periodic reapplication after heavy weather exposure or washing
- Spray application can be messy and requires masking of nearby surfaces
The 303 Fabric Guard is a premium spray-on protectant designed to restore lost water and stain resistance to outdoor fabrics. It is made for anyone maintaining patio cushions, umbrellas, boat canvas, convertible tops or other gear exposed to the elements.
Its standout feature is factory-level repellency that causes water to bead and roll off instead of soaking in. In real world use on convertible tops and sectional cushions, it consistently outperforms general purpose sprays while also resisting oil based stains and helping maintain color fastness.
The formula applies as a light, unscented coating that preserves the original look and feel of the fabric. It does not change color, stiffen fibers, affect breathability or alter flammability, and it is safe for both synthetic and natural fibers including Sunbrella, canvas and suede.
Application requires prep, as the fabric must be thoroughly cleaned and fully dry before spraying. Coverage can be tricky on large surfaces and you will need to mask adjacent trim or glass, plus reapply periodically after prolonged sun, rain or cleaning.
Overall, 303 Fabric Guard is the go to choice if you want long lasting, manufacturer trusted protection without compromising fabric quality. If you need to revive an older outdoor fabric or protect a new one, it delivers professional grade results with minimal tradeoffs.
Brand: 303 Products
Model Number: 30605CSR
Size: 16 Fl Oz Spray Bottle
Item Form: Spray, Fresh Scent
Surface Recommendation: Fabric, Multi Surface Use
Compatibility: Safe for synthetic and natural fibers including Sunbrella, canvas, suede, upholstery and outdoor textiles
Features: Restores water repellency, resists moisture and oil based stains, maintains color fastness, does not affect breathability or feel
Pros
- Strong 4.6 star rating for reliable water shedding performance
- Versatile use on gear and home fabrics from jackets to boat covers
- Easy aerosol application with good coverage per can
- Odorless, unscented finish ideal for wearable and lounging items
- Breathable protection that does not change fabric feel
Cons
- Requires reapplication after heavy exposure, washing or extended outdoor use
- Aerosol application needs ventilation and proper dry time between coats
- May not be suitable for all specialty or non-fabric materials, spot testing recommended
Scotchgard Outdoor Water Shield Fabric Protector Spray is a heavy-duty repellent designed to add water shedding performance to everyday outdoor fabrics. This listing includes three 10.5 oz aerosol cans for a total of 31.5 oz. It is made for campers, hikers, homeowners, boaters and RV owners who want to protect tents, jackets, backpacks, patio cushions, awnings and tarps.
In real world use, the formula helps water bead and roll off treated surfaces so gear stays drier and patio fabrics dry more quickly after rain. It is formulated to keep fabrics breathable and comfortable, so jackets and rain gear remain wearable and cushions stay pleasant to sit on. Coverage is efficient when applied in overlapping passes, with each can treating multiple smaller items or one large surface.
Design is simple and practical, with an aerosol can that makes it easy to coat large panels, seams and textured canvas evenly. The unscented formula dries clean and odorless, which is important for items you wear or use close to skin. It is compatible with common outdoor materials including polyester, nylon, cotton and canvas, making it flexible across different gear types.
There are a few limitations to consider. Like most durable water repellents, protection fades with heavy use, washing and prolonged weather exposure and will need refreshing. Application requires following label directions, including ventilation and adequate dry time between coats, and results vary by fabric type and weave so testing a small area is wise.
Overall, this 3-pack offers convenient, seasonal coverage for anyone who wants to extend the life and comfort of outdoor fabrics. It is a practical, easy to apply solution for keeping essential gear and patio textiles drier and ready to use. For pre-season prep and mid-season touch ups, it delivers solid value and reliable performance.
Package Contents: 3 aerosol cans x 10.5 oz each, 31.5 oz total. Item Model Number: 5020-10. Manufacturer: Scotchgard.
Package Dimensions: 9.18 x 8.35 x 2.64 inches. Total Weight: 2.62 pounds. Form Factor: Aerosol spray with unscented, odorless dry finish.
Compatibility: Polyester, nylon, cotton, canvas and similar outdoor fabrics. Intended for tents, outerwear, backpacks, umbrellas, patio cushions, covers, tarps and awnings.
Apply to clean, dry fabric in a well ventilated area following label directions. Shake can well and spray in light, overlapping passes to ensure even coverage on panels, seams and high wear areas.
Allow proper dry time between coats and before use, and apply additional light coats for maximum repellency. Reapply as needed after heavy rain exposure, cleaning or extended outdoor storage to maintain performance.
Pros
- Strong water beading and stain resistance in real world use
- Effective UV protection helps reduce sun fading and fabric breakdown
- Dries clear and odorless without altering fabric appearance or feel
- Versatile coverage for a wide range of outdoor furniture and gear
- Easy and quick spray application from a trusted 3M brand
Cons
- Requires seasonal reapplication to maintain full protection
- Coverage drops significantly on heavier fabrics like canvas
- Needs outdoor ventilation and complete drying time before use
Scotchgard Outdoor Water & Sun Shield is a 2-pack fabric protector from 3M designed to shield outdoor textiles from rain and sun damage. It is made for homeowners, boat owners, and anyone with patio furniture, umbrellas, awnings, or covers that face constant weather exposure.
In real world use, the spray excels at making water bead and roll off treated surfaces instead of soaking in. Users report even coverage, fast drying, and effective protection that holds up through rain and sunlight, while the added UVA and UVB blockers noticeably slow fading and extend fabric life.
The aerosol application is simple and user friendly, delivering a fine, even mist that dries completely odorless and invisible. It is safe for most outdoor fabrics including nylon, polyester, canvas, suede and leather, and leaves no residue or stiffness behind.
Coverage depends on fabric weight, with lighter materials getting far more area per can than heavy canvas, so large projects may need both cans. Like all topical protectants, it is not permanent and needs seasonal reapplication, plus proper ventilation during spraying.
Overall, this Scotchgard 2-pack offers reliable, easy to apply defense against the two biggest threats to outdoor fabrics, moisture and sun. If you want to keep your outdoor gear looking newer longer with minimal effort, it is a smart and proven investment.
Water repellent sprays are the easiest upgrade if your cushions are not fully waterproof. The options below help restore water beading, add UV protection, and keep patio fabrics looking fresh longer without changing their feel or color.
When This Won’t Fix It
If cushions are already waterlogged, moldy deep inside the foam, or torn with exposed filling, surface sprays and covers will not restore them. In that case replace the foam inserts, have covers professionally cleaned or reupholstered, or invest in new outdoor rated cushions designed for wet climates.
Frequently Asked Questions
Can you leave outdoor cushions out in the rain if they are labeled water resistant?
Water resistant means they repel light rain for a short time, not that they are waterproof. In 2026 most outdoor fabrics still absorb water during steady or heavy rain, which can lead to damp foam and mildew. Use a repellent spray and covers for extended exposure, and bring cushions in during storms.
How often should you reapply fabric protector spray to patio cushions?
Reapply every 2 to 4 months during the season you use them most, or at least twice a year. Sun, rain, and washing gradually break down the repellent layer. If water stops beading on the surface, it is time for another light, even coat.
What is the fastest way to dry outdoor cushions after they get wet?
Stand them on edge in direct sun with good airflow and unzip covers to let moisture escape. Press gently with a dry towel to wick out excess water, but avoid high heat which can damage foam and fabric. For evening comfort after rain, pair quick drying with ambient lighting from our 8 best outdoor string lights for patio glow while cushions finish air drying.
Write Your Review
No reviews yet. Be the first to share your experience!