How to Keep Pool Covers From Filling With Rain?

21 minutes read

To keep pool covers from filling with rain, there are a few steps you can take:

  1. Use a Pool Cover Pump: Invest in a pool cover pump, which is specifically designed to remove water from your pool cover. These pumps are effective at quickly removing rainwater and preventing the cover from becoming heavy and sagging.
  2. Create a Slope: One way to prevent rainwater from accumulating on your pool cover is by creating a slight slope. When covering the pool, make sure one side is higher than the other so the water can easily drain off. This can be achieved by adjusting the placement of the cover or using props underneath to create an incline.
  3. Utilize a Pool Cover Siphon: A pool cover siphon works similarly to a pool cover pump. It is a device that you place on the cover, and it uses gravity to drain the water from the cover through a hose or pipe. This method can be effective in preventing rainwater buildup.
  4. Install a Pool Cover Support System: Consider investing in a pool cover support system, which consists of a series of inflatable tubes or braces that sit on top of your pool cover. These supports help to prevent water from pooling on the cover by creating a raised surface that allows rainwater to drain off.
  5. Regularly Remove Debris: Clear any debris such as leaves or sticks from the top of your pool cover regularly. This will help prevent water from becoming trapped or your cover from sagging due to excess weight. Use a leaf blower or a pool skimmer to remove debris before it accumulates and causes problems.
  6. Use a Tight-Fitting Cover: Ensure that your pool cover fits properly and is tightly secured. A loose or ill-fitting cover can allow rainwater to accumulate in pockets or gaps, causing sagging and potential damage to the cover.


By following these steps, you can effectively keep your pool cover from filling with rainwater and prolong its lifespan.

Best Pool Covers of 2024

1
Blue Wave BWC752 Bronze 8-Year 20-ft x 40-ft Rectangular In Ground Pool Winter Cover,Dark Navy Blue

Rating is 5 out of 5

Blue Wave BWC752 Bronze 8-Year 20-ft x 40-ft Rectangular In Ground Pool Winter Cover,Dark Navy Blue

  • PROTECTS YOUR POOL - Blue Wave Winter Covers are perfect for regions that have winter weather. Designed to endure repeated exposure to harsh conditions, these covers provide protection for your in-ground swimming pool.
  • EASY TO SECURE – Integrated loops are spaced every four feet to secure water tubes (not included). The cover also features reinforced corner grommets to ensure your pool remains protected.
  • STRENGTH AND DURABILITY - Crafted from woven, laminated polyethylene strands, every Blue Wave winter cover is treated to protect it from sunlight degradation. For additional protection, each cover has a black underside.
  • REDUCES SPRING MAINTENANCE - This solid cover with heat-sealed seams keeps dirt, leaves, and branches from decaying in your pool all winter, ensuring the water will be ready for another season of fun in the spring.
  • 8-YEAR WARRANTY - Your winter cover comes with an 8-year pro-rated warranty. The first year is warranted for a full replacement on defects and material degradation.
  • Pool size: 20 feet x 40 feet
  • Cover size: 25 feet x 45 feet
  • Number of 8-Feet water tubes needed: 16
  • Integral cover loops to secure water tubes
  • 5 foot overlap to ensure there is no stretching or ripping
2
Winter Block Winter Pool Cover for Above Ground Pools, 24’ Ft., Round Winter Aboveground Pool Cover, 8-Year Warranty, Includes Winch and Cable, Superior Strength & Durability, UV Protected

Rating is 4.9 out of 5

Winter Block Winter Pool Cover for Above Ground Pools, 24’ Ft., Round Winter Aboveground Pool Cover, 8-Year Warranty, Includes Winch and Cable, Superior Strength & Durability, UV Protected

  • WINTER POOL COVER – The Winter Block Winter Pool Cover is great for keeping your aboveground pool in good condition during the cold winter months and makes it easier for you to get the pool back in shape in the spring
  • EASY TO INSTALL – This lightweight, yet durable winterizing pool cover is easy to install It comes with perimeter grommets, steel cable and winch so it’s ready for installation right out of the box
  • DURABLE CONSTRUCTION - This aboveground pool winter cover is treated for resistance to damaging sunrays It’s made of laminated polyethylene sheeting woven with thick, high-density polyethylene stitching for superior tensile strength & durability
  • KEEPS OUT DEBRIS – Designed to keep out debris, rainwater and melted snow, you can rest assured that next summer your pool will be ready for another season of family fun! This pool cover is extremely durable to withstand even the harshest winters
  • FITS 24’ ROUND POOL – This Winter Block Winter Pool Cover measures 27’ in diameter to fit a 24’ round pool without any issues
3
Blue Wave BWC704 Bronze 8-Year 18-ft Round Above Ground Pool Winter Cover,Dark Navy Blue

Rating is 4.8 out of 5

Blue Wave BWC704 Bronze 8-Year 18-ft Round Above Ground Pool Winter Cover,Dark Navy Blue

  • PROTECTS YOUR POOL - Blue Wave Winter Covers are perfect for regions that have winter weather. Designed to endure repeated exposure to harsh conditions, these covers provide protection for your above-ground swimming pool.
  • EASY TO SECURE - A vinyl-coated cable and a metal winch keep your pool cover secured tightly and efficiently. The cover features metal grommets spaced every 2-feet to ensure your pool remains protected.
  • STRENGTH AND DURABILITY - Crafted from woven, laminated polyethylene strands, every Blue Wave winter cover is treated to protect it from sunlight degradation. For additional protection, each cover has a black underside.
  • REDUCES SPRING MAINTENANCE - This solid cover with heat-sealed seams keeps dirt, leaves, and branches from decaying in your pool all winter, ensuring the water will be ready for another season of fun in the spring.
4
INTEX 28016E Solar Pool Cover: For 18ft Rectangular Frame Pools – Insulates Pool Water – Reduces Water Evaporation and Chemical Consumption – Keeps Debris Out

Rating is 4.7 out of 5

INTEX 28016E Solar Pool Cover: For 18ft Rectangular Frame Pools – Insulates Pool Water – Reduces Water Evaporation and Chemical Consumption – Keeps Debris Out

  • Helps keep pool water warmer
  • Comes with carrying bag
  • Durable 160 micron material
  • Note: This pool cover is made to FIT a 17'8" x 8'4" Feet rectangular pool
5
Robelle 361224 Pool Cover for Winter, Economy, 12 x 24 ft Above Ground Pools

Rating is 4.6 out of 5

Robelle 361224 Pool Cover for Winter, Economy, 12 x 24 ft Above Ground Pools

  • Winter pool cover to be used with traditional above ground swimming pools - Solid material will not let water pass through
  • Pool Size: 12 x 24 Foot Oval - Cover Size: 15 x 27 Feet (includes overlap in total)
  • 7 x 7 scrim - Polyethylene weighs 2.2 oz./yd2 - 3 foot overlap (Includes 3 feet of extra material beyond pool size, included in cover size above)
  • Cover should be able to float loosely on the water, consider going up a pool size if you have large top rails - Ice equalizer pillow sold separately
6
Robelle 351625-4 Pool Cover for Winter, Super, 16 x 25 ft Above Ground Pools

Rating is 4.5 out of 5

Robelle 351625-4 Pool Cover for Winter, Super, 16 x 25 ft Above Ground Pools

  • Winter pool cover to be used with traditional above ground swimming pools
  • Solid material will not let water pass through
  • Pool Size: 16 x 25 Foot Oval - Cover Size: 20 x 29 Feet (includes overlap in total)
  • Heavy-duty 8 x 8 scrim
  • Heavy-duty polyethylene weighs 2.36 oz./yd2
  • 4 foot overlap (Includes 4 feet of extra material beyond pool size, making this cover easier to install, included in cover size above)
  • Includes winch and cable, which should be used to secure the cover through the grommets
  • 10 Year Warranty
  • Cover should be able to float loosely on the water, consider going up a pool size if you have large top rails
  • Ice equalizer pillow sold separately
7
In The Swim 24 Foot Round Pool Value Winter Cover for Above Ground Pools

Rating is 4.4 out of 5

In The Swim 24 Foot Round Pool Value Winter Cover for Above Ground Pools

  • Solid round pool cover features 8 x 8 scrim
  • Cover dimensions: 27' in diameter, to fit round pools measuring: 24' in diameter
  • Made of laminated polyethylene sheeting woven with, high-density polyethylene stitching
  • Includes Cable and Turnbuckle
8
Swimline 24 Ft Round Above Ground Winter Pool Cover w/ 4'x8' Closing Air Pillow

Rating is 4.3 out of 5

Swimline 24 Ft Round Above Ground Winter Pool Cover w/ 4'x8' Closing Air Pillow

  • 3-4 Foot Overlap (cover size is 3-4 ft larger than pool size)
  • Closing Air Pillow is 4'x 8', 9 Gauge
  • Pushes your pool cover up off the water's surface so the water won't freeze to your pool cover
  • 30 Day Warranty Against Factory Defects. Warranty does not cover tears, rips, or holes


What measures can I take to prolong the lifespan of my pool cover during rainy seasons?

There are several measures you can take to prolong the lifespan of your pool cover during rainy seasons:

  1. Properly clean and dry the cover before storage: Before storing the pool cover during the offseason or when not in use, make sure it is thoroughly cleaned and dried. Any debris or moisture left on the cover can promote mold and mildew growth, which can damage the cover.
  2. Use a cover pump: Invest in a cover pump to remove excess rainwater from the pool cover. This will prevent the weight of the water from stretching and damaging the cover. Regularly remove accumulated debris and leaves from the cover as well.
  3. Use a cover support system: A pool cover support system helps to minimize the sagging and pooling of water on the cover. This prevents excessive stress and stretching, which can reduce its lifespan. Consider using inflatable pillows or a mesh cover support to elevate the center of the cover and allow rainwater to drain off.
  4. Trim surrounding trees and plants: If you have trees or plants near your pool, regularly trim them to prevent excessive debris and leaves from falling onto the cover during rainy seasons. This will reduce the workload on the cover and minimize the chances of damage.
  5. Repair any tears or damages: Check your pool cover regularly for any signs of tears, holes, or damages. Repair them promptly to prevent further damage during rainy seasons. Use appropriate repair products or patches recommended by the manufacturer.
  6. Proper storage during off-season: When the pool is not in use, store the cover in a dry, clean, and well-ventilated area. Avoid folding or stacking the cover when it is wet or damp as it can promote mold and mildew growth.
  7. Consider a durable cover material: Invest in a high-quality pool cover made of durable materials that are resistant to mold, mildew, and UV damage. Covers made of materials like heavy-duty vinyl or woven fabric tend to have a longer lifespan.
  8. Remove and store the cover during heavy storms: If you anticipate a severe storm or heavy rainfall, it is advisable to remove the pool cover and store it safely until the weather improves. This will help avoid potential damage from strong winds, debris, and excess water.


How to keep pool covers from filling with rain?

Here are some ways you can prevent pool covers from filling with rainwater:

  1. Use a pool cover pump: Purchase a pool cover pump that automatically removes rainwater from the cover. These pumps attach to a garden hose and can effectively pump water off the top of the cover.
  2. Install a built-in drain system: If you have a permanent or semi-permanent pool cover, you can consider installing a drain system on top of the cover. This will allow rainwater to drain off the cover and into a separate area.
  3. Use a leaf blower or broom: After heavy rainfall, use a leaf blower or broom to gently push the water off the cover. Start from one end and work your way to the other, ensuring the water doesn't accumulate.
  4. Use a cover siphon: A cover siphon is a device that uses a hose to create a siphoning effect, removing water from the cover. This method is best if there is a large amount of water on the cover.
  5. Create a slope on the cover: Ensure that your pool cover has a slight slope, with one end higher than the other. This will allow rainwater to flow off the cover naturally.
  6. Use a mesh pool cover: Consider switching to a mesh pool cover instead of a solid one. Mesh covers allow rainwater to pass through, reducing the chance of water accumulation.
  7. Tighten and secure the cover: Make sure your pool cover is tightened and secured properly to prevent rainwater from pooling. Use cover clips or bungee cords to secure the cover tightly over the pool.


Remember to regularly maintain your pool cover, clean it, and remove debris to prevent any damage or deterioration.


What steps should I take to keep my pool cover dry during rainstorms?

To keep your pool cover dry during rainstorms, you can follow these steps:

  1. Properly secure the cover: Ensure that the cover is tightly secured to prevent rainwater from seeping through or collecting in pockets. Use cables, straps, or a cover roller system to keep the cover in place.
  2. Install a pump: Consider using a pool cover pump that automatically removes excess water from the top of the cover. These pumps will prevent water from accumulating and potentially damaging the cover.
  3. Use a cover support system: If you have a solid pool cover rather than a mesh one, invest in a cover support system. These supports will prevent water from pooling by creating an arched structure that allows water to run off.
  4. Maintain cover cleanliness: Make sure your cover is clean and free from debris before a rainstorm. Remove any leaves or debris that may accumulate on the cover, as these can create pockets for water to collect in.
  5. Regularly check and adjust the cover: After heavy rainfall, check the cover to ensure it is still properly secured and is draining any accumulated water. Adjust the cover if necessary to maintain a tight fit.
  6. Consider a cover pump timer: If you live in an area with frequent rainstorms, you might consider using a cover pump timer. This device can automatically activate the pool cover pump after a certain amount of rain has been detected, keeping your cover dry without requiring regular manual monitoring.


By following these steps, you can effectively keep your pool cover dry during rainstorms and ensure its longevity.


What is the best way to maintain a dry pool cover during rainfall?

To maintain a dry pool cover during rainfall, here are some tips:

  1. Use a properly fitted cover: Ensure the pool cover you have is the right size and properly fits your pool. This prevents rainwater from seeping in through gaps and pooling on the cover.
  2. Install a pool cover pump: Purchase a pool cover pump designed to remove water from the cover. Simply place the pump on the cover and it will automatically remove the excess water, keeping the cover dry.
  3. Use a dome-shaped pool cover: Consider using a dome-shaped pool cover that prevents rainwater from accumulating on the surface. The water will slide off the sides, keeping the cover dry.
  4. Slope the cover: If possible, create a slight slope on the pool cover using support poles or by adjusting the positioning of the cover. This will allow rainwater to run off easily, minimizing pooling.
  5. Use a pool cover siphon: A siphon can help remove excess water from the cover. Ensure one end is submerged in the water and the other end is lower, creating a flow. This will help drain the water away.
  6. Regularly remove debris: Any debris on the cover, such as leaves and twigs, can trap water and prevent drainage. Regularly remove debris from the cover to maintain its dryness.
  7. Check and adjust the cover regularly: After rainfall, inspect the cover and adjust it if necessary to ensure any water drains off properly. This might involve redistributing the cover fabric or repositioning the support poles.


Remember, no pool cover can remain completely dry during heavy rainfall, but with these tips, you can minimize water accumulation and maintain a relatively dry cover.


What are the risks associated with leaving rainwater on pool covers for extended periods?

Leaving rainwater on pool covers for extended periods can pose several risks:

  1. Damage to the pool cover: Excessive weight from accumulated rainwater can lead to stretching or tearing of the pool cover material. This could result in the need for costly repairs or replacement.
  2. Algae and bacterial growth: Stagnant water creates a suitable breeding ground for algae and bacteria. If the water on the pool cover is not regularly drained, it can seep into the pool when the cover is removed, leading to an increased risk of algae blooms and potential health hazards.
  3. Chemical imbalance: When rainwater accumulates on pool covers, it may mix with chemicals present on the cover, such as residual chlorine or other pool treatments. This can alter the chemical balance of the pool water when the cover is removed, requiring additional time and effort to rebalance the pool chemistry.
  4. Debris accumulation: Rainwater can carry leaves, dirt, and other debris onto the pool cover. When this debris eventually enters the pool, it can clog filters, skimmers, and pumps, potentially causing damage and reducing the efficiency of the pool's circulation system.
  5. Mosquito breeding: Pools of stagnant rainwater on pool covers create an ideal breeding environment for mosquitoes. These insects could quickly multiply, which may lead to an increased risk of mosquito-borne diseases and an unpleasant swimming experience.


To mitigate these risks, it is advisable to regularly remove rainwater from pool covers and properly maintain the pool to ensure water quality and prevent any potential damage.


What is the recommended frequency for removing rainwater from pool covers?

The recommended frequency for removing rainwater from pool covers is around once a week. It is important to remove the accumulated rainwater to prevent the cover from sagging or collapsing under the weight. Additionally, removing the rainwater helps maintain the cleanliness and integrity of the cover.

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