Just Put in Fence Posts, and It's Fixing to Rain—What Should You Do?

fence with posts in rain

As a DIY enthusiast, you know the satisfaction and sense of accomplishment of completing a project independently. Installing fence posts is no exception—it's hard work but worth it. However, an unexpected rainstorm can quickly turn your excitement into frustration if you haven't taken precautions to protect your investment.

Proper planning is one of the most important things to remember when installing fence posts. Before digging holes for your posts, check the weather forecast to ensure no storms or heavy rains are expected within the next 48 hours.

This will give you enough time to complete the installation and allow any concrete or other materials used in securing the posts to dry entirely before moisture sets in.

If you find yourself caught off guard by an unexpected storm, don't panic! You can still take steps to prevent damage to your freshly installed fence posts. Cover them with tarps or plastic sheeting until the rain passes so they don't become saturated with water which could weaken their structural integrity over time.

Once the storm has passed, scrutinize each post for signs of damage, such as leaning or shifting. Reinforce any weakened areas using additional supports such as braces or stakes until they fully dry out.

Ultimately, taking these simple precautions and being prepared for inclement weather will help ensure that your new fence lasts for years without requiring costly repairs due to water damage caused by rainstorms and other natural elements.

Importance of Properly Setting Fence Posts

Well-set fence posts are the backbone of a sturdy and long-lasting fence. When properly installed, they support and stabilize the entire fence structure. However, if fence posts are not set correctly, you may encounter several problems down the road:

  • Leaning or sagging fence panels
  • Loose or wobbly posts
  • The shortened lifespan of the fence

For these reasons, it's essential to take the necessary steps to ensure that your fence posts are correctly set and protected from potential damage caused by rain.

What to Do Before the Rain

Before the rain starts, there are a few things you can do to protect your fence posts:

1. Double-Check the Post Placement and Alignment

As you prepare for the impending rain, it's essential to take a few extra minutes to double-check that all of your fence posts are correctly placed and aligned. This will help prevent any potential damage or issues arising from the rainfall.

To ensure that each post is straight and at the correct height, use a tape measure and level to scrutinize each one. Make adjustments before the rain arrives if you find any placement or alignment issues. This step is crucial in ensuring that your fence will withstand any heavy winds or water flow caused by the rain.

It's also worth noting that even if you have installed your fence posts, it's never too late to check their alignment and adjust as necessary. Taking these proactive steps can save you time, money, and frustration by preventing potential damage caused by poorly aligned posts during severe weather conditions.

2. Ensure the Posts Are Correctly Braced and Supported

When installing a fence, proper bracing of fence posts is essential for ensuring stability and longevity. This becomes even more crucial during wet conditions when the soil can become saturated and unstable. To properly brace your fence posts, there are several options available.

One commonly used method is to use wooden stakes as supports. These should be inserted into the ground at an angle, with one end placed against the post and the other securely anchored using concrete or gravel. The insertion angle helps distribute weight evenly across both stake and post, providing stability.

Another option is to use metal T-posts as support, which can be driven directly into the ground using a hammer or specialized driver tool designed for this purpose. Like wooden stakes, T-posts should be angled towards the post they support for maximum strength.

Regardless of your chosen method, braces must be firmly anchored so they won't shift or move over time. Adequate support must also be provided to keep each post upright under all weather conditions.

By taking these steps to ensure proper bracing and support for your fence posts, you'll help prevent damage caused by high winds or heavy rain during inclement weather events, ultimately prolonging the life of your new fence!

3. Cover the Tops of the Posts to Prevent Water from Seeping In

If you have recently installed wooden fence posts and are concerned about potential water damage, there is a simple solution to keep your posts protected. Covering the tops of your fence posts with plastic caps or temporary covers prevents water from seeping into the wood and causing rot or other damage.

This practice is critical if rain is in the forecast and you don't want to risk exposing your new fence to moisture. Water exposure can lead to warping, cracking, splitting, discoloration, and structural instability.

Covering the tops of your fence posts will also help reduce direct exposure to sunlight, which can cause drying out and fading over time. This extra layer of protection will not only prolong the life of your fence but will also save you money on repairs or replacements down the line.

There are various options for post covers, such as vinyl caps that snap onto the top of each post or temporary solutions like plastic bags secured with rubber bands. Whatever method you choose, be sure it fits snugly around each base without any gaps that could allow moisture in.

By taking this simple step towards protecting your investment in a new fence installation, you'll ensure its longevity for years.

Managing Concrete and Rain

When setting fence posts with concrete, rain can be a significant concern. Concrete needs time to cure properly to ensure it sets and hardens correctly. If the concrete is exposed to water during this process, its strength and stability may become compromised.

You can take a few steps to prevent damage from rain. One option is to use plastic sheeting or tarps to cover the area around each post. This will help keep moisture from seeping into the wet concrete and weakening it. It's important to securely fasten the edges of the covering so that water cannot slip underneath.

Providing ventilation under the covering can also help prevent moisture buildup. This will allow air circulation, which helps dry out any excess moisture around your fence posts.

Being mindful of how rain affects your setting process is crucial when working with cement or concrete materials for fencing projects. Taking these precautions can go a long way in ensuring that your posts are set up solid and sturdy as intended, even if Mother Nature doesn't cooperate!

Alternative Methods to Set Fence Posts

Concrete is often the go-to option for many homeowners when setting fence posts. However, if you're worried about dealing with potential rain-related issues that can arise when using this material, there are alternative methods that you may want to consider.

One such method involves using gravel or crushed stone as a base instead of concrete. This can provide a sturdy foundation for your fence posts while allowing water to drain away more easily in case of rain.

Dig your post holes to the desired depth and fill them with several inches of gravel or crushed stone before inserting your posts and backfilling them with additional material.

Another possible solution is to use foam instead of traditional concrete mixtures. Foam-based products like Secure Set offer an easy-to-use option that sets quickly and won't wash out during heavy rainfall. These products expand within the hole around your post, creating a solid anchor without mixing or waiting time.

Ultimately, your chosen method will depend on your specific needs and preferences.

While traditional concrete offers excellent stability and longevity under most conditions, these alternative methods can be helpful for those looking to avoid problems caused by inclement weather patterns like rainstorms or flooding events.


When setting fence posts, several options are available, and using gravel as a base material is becoming increasingly popular among homeowners. This method has several benefits, the chief of which is excellent drainage that prevents the accumulation of excess water around the post base.

To set a post in gravel, you need to start digging a hole approximately three times wider than your fence post and slightly more profound than what you would do for concrete installation. This extra width will provide enough space for the gravel to surround the bar and create adequate support.

Once you have dug your hole to the proper depth and diameter, fill its bottom with about two or three inches of compacted gravel. The layer of stone will help facilitate appropriate drainage while preventing soil erosion over time.

Next, place your fence post into the center of this hole on top of the initial layer of compacted gravel. Ensure it is straight before filling up all open spaces around it with more rock layers until they reach ground level.

As you add each layer, tamp firmly around each side so no air pockets are left behind. Continue adding layers until everything reaches roughly six inches above ground level or desired height, depending on personal preference.

In conclusion, setting fence posts in gravel can be an excellent alternative to using concrete correctly. It provides better drainage than other methods like cementing them directly into the soil or installing them using dry mix methods like pea-gravel footings, etcetera.

Gravel Pros

  • Good drainage
  • Easier to adjust or replace posts in the future
  • Less expensive than concrete

Gravel Cons

  • It may not provide the same level of support as concrete
  • Can be more susceptible to shifting or settling over time


Foam products might be the solution for those seeking an alternative to traditional concrete fence post-setting methods. Foam fence post setting products are two-part expanding foam mixtures offering a quick and secure option for securing fence posts.

These products are designed to work by developing and hardening once poured into the hole you've dug for your post.

To use foam, start digging a hole to the required depth and width for your fence post according to the manufacturer's instructions. Once the spot is prepared, pour in the foam mixture as the product manual directs.

The foam will expand quickly while filling up any voids or gaps around your fence post before it sets and hardens into a durable material.

One of the benefits of using this method is that it takes less time than pouring concrete and is easier on your back since you won't have to carry heavy bags of cement mix or deal with mixing water ratios or waiting hours for it to set correctly.

When using these products, you must carefully follow all safety precautions outlined in their instruction manuals, as they can contain hazardous chemicals during mixing stages.

Some manufacturers may also recommend wearing gloves or eye protection during application due to potential skin irritation from prolonged exposure.

Overall, if you're considering installing a new fence but want something quicker and more straightforward than traditional cementing methods, try exploring some options with foam-based solutions like these!

Foam Pros

  • Quick and easy to use
  • Lightweight and easy to transport
  • Provides a secure setting for fence posts

Foam Cons

  • More expensive than concrete or gravel
  • It may not be suitable for all fence types and soil conditions

When choosing a method for setting your fence posts, consider factors such as your budget, the type of fence you're installing, and the soil conditions on your property.

Post-Rain Inspection and Maintenance

As a responsible homeowner, ensuring your fence remains in good condition after heavy rainfall is essential. Therefore, conducting a post-rain inspection and maintenance check is vital to safeguarding your property.

During the inspection, it is necessary to look for any signs of leaning or sagging in the fence posts, as these can indicate that they have been compromised by water damage or erosion.

Furthermore, inspecting the base of each post for signs of water damage or erosion is equally crucial since this area bears most of the weight and pressure from wind and rain. Any cracks or breaks in the base can cause instability and may require immediate attention through repair work.

During your inspection, another critical aspect you should examine is ensuring that all bracing and supports are still securely in place. Checking these components will enable you to identify any loose connections or areas where additional support could be needed.

If you notice any issues during your inspection, addressing them promptly will help maintain the stability and longevity of your fence. Failing to address problems with your fencing could lead to costly repairs if left unattended.

In conclusion, regular checks on your fence posts after periods of heavy rainfall will go a long way toward preventing further damage while prolonging their lifespan.

This simple routine protects against physical harm and helps increase curb appeal by maintaining an attractive appearance around your property's perimeter.

In conclusion, while rain can present challenges when setting fence posts, proper planning and precautions can protect your investment and ensure a stable, long-lasting fence.

By choosing the appropriate setting method for your needs, watching your fence posts before the rain arrives, and conducting post-rain inspections and maintenance, you can enjoy a job well done without worrying about the weather.