Can a Generator Run in the Rain? – Complete Guide

A generator is an important piece of equipment that can be used to provide power during a power outage. Generators can power lights, appliances, and other electrical devices.

During a power outage, a generator can be a lifesaver. A generator can provide power for lights, appliances, and other electrical devices. If you have a generator, you can keep your family safe and comfortable during a power outage.

Can I Run a Generator In The Rain?


You can run a generator in the rain, but you must take extra precautions to protect it from the elements. Make sure to cover the generator with a tarp or other waterproof material and keep it away from any water sources. You should also regularly check the generator for any corrosion or water damage.

What Are the Dangers of Running a Generator in the Rain?

Whether you’re using a generator for your home or business, it’s important to be aware of the dangers of running a generator in the rain. While generators are weather-resistant, they can still be damaged by exposure to heavy rain and wet conditions.

Generator in the shed

Generator Malfunction

If a generator is not properly maintained, it can pose a serious safety hazard. Generators can malfunction in several ways, but one of the most dangerous is if they overheat. If a generator overheats, it can catch fire, and if it is running in the rain, the fire can quickly spread. Another danger of running a generator in the rain is that it can get wet and short out, posing a shock hazard. If you must run a generator in the rain, keep it well-ventilated and regularly check it for any signs of trouble.


If your generator is running while it’s raining, there’s a risk of electrocution if water gets into the generator’s electrical components. Water can also damage the engine, causing it to overheat or catch fire.

Fire Hazard

Fire hazard is the primary danger of running a generator in the rain. If the generator becomes wet, it can create a spark that could start a fire. Additionally, if the generator is not properly ventilated, running it in the rain can cause it to overheat.

To avoid these risks, it’s best to shut off your generator and unplug it from any power sources before the storm begins. If you must keep the generator running, keep it dry and protected from the elements as much as possible.

How to Protect a Generator from the Rain?

Plastic Sheds

Sheds are simple structures that are typically used for storage. Plastic sheds have several advantages over wooden sheds. They are usually more affordable, require less maintenance, and are easier to assemble. Plastic sheds are also more fire-resistant and termite-resistant than wooden sheds.



  • Affordable
  • Low maintenance
  • Attractive
  • Easy to assemble


  • Not as strong as metal or wood sheds
  • May be damaged by harsh weather conditions
  • May not be as secure as metal or wood sheds

Plastic shed in the garden

Wood Enclosure

Wood enclosures are a great way to protect your valuable electronics from the elements. Wood is an excellent material for enclosures because it is strong and durable yet has a natural aesthetic appeal. They can be custom-made to fit your specific needs and can be finished to match the look of your home or office.



  • Durable
  • Look great
  • Easy to maintain


  • More expensive than other types of enclosures
  • Difficult to install

Steel Enclosures

A steel enclosure is a housing typically used to protect electronic or mechanical equipment. The steel material provides high durability and strength, making it an ideal choice for harsh environments or applications where security is a concern. Steel enclosures can be custom-designed to meet the specific needs of the equipment they will be protecting, and they are available in various sizes and shapes.



  • Can be used in a variety of settings
  • Offers protection from the elements
  • Durable and long-lasting


  • Can be expensive
  • Can be difficult to install

DIY Portable Generator Rain Shelter

Step 1

First, you will need to gather some supplies. You will need a tarp, some rope or bungee cords, and some weights (such as sandbags or bricks).

Step 2

Next, you must find a level spot to set up your shelter. Once you have found a spot, lay out the tarp.

Step 3

Now, you will need to secure the tarp. Use the rope or bungee cords to tie the tarp down at the corners. Then, place the weights on top of the tarp to keep it from blowing away.

Step 4

Finally, you can set up your portable generator under the shelter. Ensure the generator is on a level surface and the exhaust is not blocked.



  • Cheap
  • Easy to make
  • Portable
  • Lightweight


  • Not as durable as a commercial rain shelter
  • May not provide as much protection from the elements as a commercial rain shelter

DIY Enclosure for Generator

Step 1

Choose a location for your generator.

Step 2

Cut four pieces of plywood to the following dimensions:

  • Two pieces at 2 feet by 2 feet
  • Two pieces at 2 feet by 4 feet

Step 3

Nail or screw the four pieces of plywood together to form a box.

Step 4

Cut a hole in the top of the box for the exhaust pipe.

Step 5

Place the generator inside the box and secure it with straps or rope.

Step 6

Connect the exhaust pipe to the hole in the top of the box.

  • Can be made cheaply and easily
  • Can be made in any size and shape
  • Can be made to protect against the weather and other elements


  • It May not be as durable as a commercial generator enclosure
  • It May not provide as much soundproofing as a commercial generator enclosure

Generator in enclosure

Tips on How to Cover a Generator in Rain

There are a few different ways of protecting a generator from rain:

  • Cover the generator with a tarp or other waterproof material.
  • Place the generator under an awning or other shelter.
  • If possible, elevate the generator off the ground to help keep it dry.
  • Ensure the generator is properly grounded to help dissipate any electrical charges.
  • Inspect the generator regularly for any signs of water damage.

Frequently Asked Question

Will a Generator Get Ruined in the Rain?

There is no definitive answer to this question as it depends on various factors, such as the type of generator, the severity of the rain, and how long the generator is exposed to the rain. In general, however, generators can be susceptible to damage from water exposure, and prolonged exposure to rain could ruin a generator. If a generator is exposed to rain, it is important to monitor it carefully for any signs of damage and take appropriate steps to dry it out and protect it from further water exposure.

What Is the Right Distance of a Generator from House?

You should place a generator at least 20 feet away from a house. If it is placed too close to the house, the noise and fumes from the generator can enter the house, which can be dangerous. It should also be placed in an open space, away from trees and other obstacles.

Generator on the table

Where Should I Store a Generator During a Storm?

If you have a generator, you should put it in an open space away from your home. Make sure the generator is turned off and unplugged unless you are using it. Follow the manufacturer’s instructions for using the generator. Keep the generator dry.


If you have a generator, it is important to protect it from rain. Running a generator in the rain can damage the generator and cause it to malfunction. It is also a safety hazard. If the generator is not properly protected, it could electrocute someone who touches it.

It is important to check the generator for water damage regularly. If you see any water damage, it is important to repair it immediately and to care about rain covering. This will prevent the generator from malfunctioning and causing a safety hazard.

Ronnie Collins

Ronnie Collins

I’m Ronnie Collins. I’ve been passionate about gardening and woodworking all my life and even earned an MS degree in Botany from the University of Maryland. I’ve been working at a gardening company for a while, so I know the ropes about a whole lot of dedicated equipment such as the table saw, track saw, lawnmowers, chainsaws, garden hoses, and much more.

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