How to Keep Rain Off Covered Patio

Have you ever sat out enjoying your covered patio on a beautiful spring day, only to have the weather suddenly take an unfortunate turn, with dark clouds rolling in and rain beginning to fall? Before you know it, that comfortable outdoor space has become a damp, dreary area you want no part of. 

But it doesn’t have to be that way. With some simple strategies and materials, you can create an effective rain protection system for your patio that allows you to enjoy one of your favourite spaces regardless of the weather. 

In this guide, we’ll explore affordable and easy-to-install options like patio covers, awnings, and outdoor curtains that can help keep the rain off and your patio dry so you can relax or entertain in any conditions. Read on to learn how to weatherize your covered patio and keep enjoying time outside, rain or shine!

Why Keep Rain Off a Covered Patio? (The Importance)

Before delving into solutions, it’s important to understand why preventing rain is beneficial. Uncontrolled water can lead to numerous issues over time. Here are some of the reasons why it is essential to cover your patio:

1. Protect Your Furniture 

Furniture left outside will quickly deteriorate if exposed to rain. The wood can rot, and metal parts rust if wetness is not prevented. Rainwater damages rugs, cautions and any type of furniture. Keeping patio furniture dry with proper rain coverage means it will last much longer before needing replacement. 

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2. Prevent Slippery Surfaces

Rain makes uncovered patio floors slick, increasing the risk of slipping and falling accidents. This is especially true if the patio is frequently used by children, the elderly and people with mobility issues. 

Standing water accumulating when it rains can quickly turn surfaces into skating rinks if not properly diverted away. Redirecting rainfall helps maintain a non-slip surface.  

3. Preserve the Patio Structural Integrity

Constant exposure to moisture can slowly break down patio materials over numerous rainy seasons if not sheltered appropriately. Concrete, pavers, wood, and composites will sustain water damage, including cracking or deterioration, when soaked repeatedly without protection. Proper coverage is needed to preserve the patio’s structural integrity long-term.

4. Maintenance of Aesthetics

The patio is an exterior feature that enhances the appearance of a home. Unfortunately, contact with rain degrades surfaces visually, requiring repairs like repainting or restaining. 

Frequent wetness also encourages algae growth and makes it difficult to keep the area clean and attractive—regular guidance of rainfall aids in maintaining an inviting aesthetic.

5. Comfort and Usability

A covered patio allows comfortable use of the outdoor space for activities, even when it rains. Without protection, wet weather prevents enjoyment of the area and limits its usefulness to fair-weather days only. Directing rain away permits all-season outdoor living. 

6. Health and Allergy Concerns

Standing water from an inadequately covered patio poses issues. It encourages mold, fungus, and mosquito breeding, affecting respiratory health and spreading illnesses. 

Allergies may worsen due to moisture and microorganism growth in or near the area. Removing rainfall eliminates conditions for these concerns.

7. Long-Term Cost Savings 

Excessive wetness leads to more frequent repairs, cleaning, painting/staining, and eventually replacing damaged materials, which is expensive over many years. Putting robust solutions to keep the rain off saves substantial costs versus ongoing maintenance and repairs. 

8. Prevent Water Intrusion Indoors 

Without careful water management, rainstorms risk inadvertent flooding inside nearby rooms if the patio is not sealed properly at connections. Unwanted internal moisture issues tend to develop and require repair. Strategically diverting rain protects the building envelope.

9. Reduction of Maintenance Efforts 

Less time is spent cleaning up puddles, fixing damage from dampness like rusting, controlling mold/mildew, or applying patchwork fixes if rainfall does not linger on surfaces. This frees up more enjoyment of the patio instead of constant upkeep. 

10. Preservation of Landscaping 

Nearby plants and grass suffer when the patio airs on, becoming a water collection area. Excess moisture stresses foliage, encouraging root rot and disease, and appropriately directing rainfall shields vulnerable landscaping. It will prevent soil erosions and damage.

How to Keep Rain Off Covered Patio (15 Simple Steps)

While the reasons for deflecting rainfall are clear, choosing the proper methods requires careful evaluation. Several simple solutions exist when installed correctly to divert water away properly. Here, we will outline fifteen key steps that can be taken to keep the rain off the covered patio. 

1. Begin with the Solid Foundation: Waterproof Canopy or Roof

Installing a solid roof or canopy is key to keeping rain off a covered patio. The foundation must be strong and stable to support overhead coverage. The framing should be reinforced to withstand wind and moisture without sagging. 

Durable materials like heavy-duty vinyl or aluminum are best for the roof surface. Depending on your existing patio structure and preferences, consider these two: 

Solid Roof: A solid roof provides complete protection from rain but leaves no option for natural light. It requires robust framing and waterproof materials like vinyl or composite roofing panels. This type is best for heavily used patios.

Retractable Canopy: A retractable canopy allows natural light and views when open but can be closed when rain threatens. Frames are typically aluminum with a weather-resistant canvas covering that rolls open. It provides flexibility but may leak initially if not fully retracted during rain.

2. Seal the Deal

Inspecting for leaks is the first important step. Carefully check windows, doors and other openings for small cracks or gaps where water can enter. Pay close attention to the joints between walls and ceilings. Sealing these entry points is crucial. 

Use a weather-resistant caulk designed for exterior use to seal any joints or seams. Apply the caulk in a continuous bead to fill all cracks. Smooth with a wet finger for a tight seal. Inspecting and sealing these leaks before the rain arrives is key to keeping a covered patio dry.

3. Invest in Weatherproof Furniture

You need weatherproof furniture to enjoy your covered patio even when it rains. Opt for outdoor furniture made from water-resistant materials like teak, aluminum, or wicker. 

If exposed to the elements, these materials will not absorb water or mould over time. Look for cushions and throws made from solution-dyed acrylic fabrics that withstand moisture. 

Inspect all joints for leaks and ensure the frames are powder-coated or corrosion-protected. Durable, weatherproof furniture allows comfortable use of a covered patio throughout wet conditions.

4. Integrate Outdoor Curtains or Screens

Outdoor curtains or screens can help keep rain off a covered patio. Hanging curtains on the perimeter allows you to create barriers from rain entry points. 

Look for heavy-duty yet attractively designed patio curtains. Ensure they are made from water-resistant fabric such as polyester or solution-dyed acrylic to repel water. 

Grommets along the top allow for hooks or ties to securely fasten curtains to the ceiling or rafters of the cover. Close the curtains when rain is approaching; they will block most rain droplets from coming into contact with the patio surface and furniture.

5. Choose Rain-Resistant Flooring

When choosing flooring for a covered patio, select rain-resistant materials that will not get damaged from water. Stone, concrete and porcelain tiles are excellent options as they are impervious to rain. 

These materials are non-slip even when wet, making the patio safe to walk on during and after rain. Stone and concrete are durable and can withstand weathering from years of exposure to rain. 

Porcelain tiles are highly water-resistant and will not crack or fade over time from rainfall. Any of these materials provide a dependable flooring solution that can withstand rain with no issues.

6. Embrace Adequate Drainage

Ensuring proper drainage is crucial to keeping a covered patio dry despite rain. Water needs an efficient path to drain away, not pool on or under the patio surface. 

Sloping the floor slightly to direct water runoff and adding roof gutters or perimeter drainage around the patio edges helps remove rainfall quickly before it causes damp issues. Here is a complete guide on how to slope a paver patio away from the house.

7. Extend Coverage with Awnings or Overhangs 

Awnings or overhangs extended beyond the patio boundaries provide valuable water protection. They create a barrier, shielding the patio surface and furniture from rainfall that may not be fully reflected by the primary roof overhead. 

Larger overhangs of 1-3 feet are effective, covering more of the patio perimeter. This results in a drier, more usable space, even in wet weather, as awnings and overhangs trap and divert precipitation before reaching the covered area intended to stay dry.

8. Water-Repellent Rugs: Enhance Rain Protection

Water-repellant rugs can provide an extra protective layer on covered patios during rainy weather. Choosing rugs made from synthetic materials that resist absorbing water or those specially treated with hydrophobic coatings will help divert rainfall across the patio surface rather than allowing it to seep through to the floor below. 

Even if sprinkles or light rain blow underneath the overhangs, rugs will prevent moisture from accumulating on the flooring. This keeps covered patio areas internally dry, protecting flooring and allowing continuous use in light rain conditions.

9. Store Items Safely 

When items are left outside on a covered patio, it is important to utilize water-resistant storage solutions to keep belongings safely protected from rain. Waterproof or water-resistant outdoor storage containers, cabinets, and furniture can house items safely. 

Plastic storage boxes, sheds, and patio cabinetry for outdoor use prevent moisture damage even in wet weather. Valuables, electronics, and other water-sensitive materials should always be stored in dry locations or sealed containers when left on a covered patio, whether in use or not, to maintain protection from rainfall that could penetrate surfaces.

10. Control Rain Entry

Outdoor shades and blinds are important in controlling rain entry on covered patios. While awnings and overhangs cover rainfall from above, side winds can blow rain beneath these barriers onto patio surfaces and furniture. 

Motorized or manual shades mounted on patio walls or pergolas provide an adjustable sheltering layer. Outdoor solar screens, shutters, and operable blinds help block penetrating rain blown sideways. The ability to quickly close exterior blinds or drop tight-fitting shades during windy rainstorms helps keep covered patios dry even when rain isn’t directly falling from overhead. This allows continued use of the patio space.

11. Maintaining Proper Landscape Grading

Proper landscape grading is crucial to keep rain off-covered patios. Ensuring the soil and landscaping around the patio slopes away allows rainwater to drain away from the covered area. 

Standing water can pool if grading is not correct. Check grading annually after season changes or work in the yard. Adjust or remove soil to maintain a 1% slope from the patio coverage area.

12. Regularly Monitor Drainage Systems

Regularly monitor drainage systems. Check gutters, downspouts and underground drains weekly. Ensure water flows away from covered patio areas. 

Blocked drains can cause water to pool on patio surfaces. Standing water can seep into cracks and cause damage over time if not addressed promptly. Proper drainage is important to keep rainwater from soaking into a covered patio.

13. Prepare for Rainy Days

It is important to prepare for rainy days if you have a covered patio. Rain can still blow in from open sides or collect on canopy tops. Ensure you have adequate tools ready, like a broom, towels, and a bucket, to remove any water entering the covered space quickly. Preparing beforehand will prevent damage and allow you to enjoy dry patio use even during wet weather.

14. Create a Cozy Ambiance

Creating a cozy ambience in your covered patio is essential to enjoy time there, even when it rains. Add string lights along the roof edges or ceiling support beams for a warm glow. 

Cushions, pillows and blankets on comfortable furniture will make your covered patio feel inviting while watching the rain outside. 

Place lush potted plants or flowers around the space to make it feel enclosed and protected from wind and rain splashing in. An outdoor rug will provide a soft surface underfoot.

15. Consider Rainwater Collection

Harvesting rain from covered patios can embrace sustainability. Rainwater collection reduces outdoor water use. It captures rain in gutters and directs water into storage containers. 

This stored water can irrigate plants and wash outdoor surfaces. Using rainwater means less water is taken from lakes and rivers. It helps preserve natural water resources for future use. Embracing rainwater collection on covered patios makes good use of a free resource and supports environmental protection.

How to Main Your Patio Your Covered Patio

Here are some ways to maintain your covered patio with subheadings:

1. Clean Regularly

  • Sweep or blow away debris from floors and surfaces weekly
  • Wipe down any furniture biweekly with soapy water
  • Power wash floors, walls, and fittings quarterly

2. Inspect for Damage or Wear

  • Check roof, gutters, and fixtures after storms for damage
  • Look out for cracks, leaks, fading, or warping of materials
  • Make repairs promptly to prevent further deterioration

3. Remove Moss and Mildew

  • Clean mold and mildew from floors, walls, and fixtures as needed
  • Use a bleach solution or commercial cleaner and rinse thoroughly

4. Inspect Drainage System

  • Unclog gutters, drains, and downspouts twice a year
  • Ensure water flows away from the covered patio area properly

5. Check Sealants and Caulking

  • Inspect sealants around fixtures, joints, and seams annually
  • Rework flexible sealants that have cracked or shrunk

6. Trim Backway Plants and Vines

  • Prune back any landscaping contacting the covered area
  • Ensure plants and vines don’t provide pathways for moisture

7. Protect From Pests

  • Use non-toxic remedies to prevent bugs and rodents
  • Seal entry points and store food away from the covered patio

Read More: 

How to Keep Leaves from Under Deck

How to Extend Patio with Pavers


A covered patio provides a wonderful outdoor space that can be enjoyed even when it’s raining. However, rain can still infiltrate and damage furnishings structures without proper protection measures and create an unpleasant environment. 

As discussed in this guide, implementing multiple layers of rain defence is the most effective approach. Investing in durable roofing/canopies, sealing potential leaks, using weatherproof materials, installing gutters and ensuring proper drainage lays the foundation for keeping rain out. 

Enhancing coverage with well-placed overhangs and awnings takes it a step further. Storing items properly, adopting sustainable rainwater collection practices, and maintaining the system regularly also contribute significantly. 

With sound design selections and practical solutions, one can transform their covered patio into a rain-free oasis. Following the 15-step plan will allow homeowners to continue appreciating their outdoor haven, even on wet and dreary days.

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