
How to safely use a generator in the rain?
Side and Front
- Measure the dimensions of the front and side dimensions and cut off three plywood segments.
- Measure the proper size of the louvered events and then use your carpentry pencil to mark a rectangular outline.
- Keep in mind that the vents are critical to the design; they need to allow the required airflow to the generator while it is running.
Can a portable generator be used in the rain?
There are instructions for a portable generator that warn against running it in the rain. The Consumer Product Safety Commission suggests that it be operated on a dry surface under a canopy. Can a portable generator be outside in the rain? Only essential equipment can be powered by a portable electric generator.
How to protect a portable generator from rain?
- Rigid generator enclosures, such as a wooden, plastic, vinyl or permanent enclosure option. ...
- Flexible generator shelters, like cloth covers that are portable and collapsible. ...
- Customized enclosure options, which usually come straight from the manufacturer and are custom-built for the dimensions of your specific generator model.
Is it bad to run a generator out of gas?
It is bad to run a generator that has run out of gas, especially if it is a generator that is currently under load. The generator will lose its magnetism if it is currently powering something and can be damaged, requiring that you have the coils magnetized at specialized stores. (Source: Family Handy Man)

What happens if you run a generator in the rain?
Generators are designed to produce powerful voltage and when moisture gets into the outlets or seeps into the engine, it can result in electrocution or an explosion. Do not allow a portable generator to get wet or operate uncovered in the rain.
How do you cover a generator in the rain while running?
Generator Grid recommends the use of a specially made tent, canopy or enclosure. There are many tents and canopies for generators on the market. These tents and canopies are inexpensive, lightweight and easy to assemble and erect, and because they are open all around the bottom, they permit air to circulate.
Can a generator get wet?
Is it OK for a Generator to Get Wet? The answer is No. A generator is more susceptible to water than other small engines because it's entire purpose is to create electricity and send that electricity its outlets.
Does it hurt to run a generator in the rain?
You should avoid letting a generator gets wet. If one gets wet, it can easily lead to an explosion or electrocution. This could not only hurt somebody nearby, but it could permanently damage your generator and anything around it.
Can you use a generator in the rain or snow?
Do not operate the generator in wet conditions such as rain or snow. The generator must be properly grounded. If the generator is not grounded, you run the risk of electrocution.
Where do you put a generator during a storm?
Do not place generators inside of any structure including garages, carports and sheds. Instead, place the generator at least 20 feet away from your home, down-wind away from open doors, windows and vents. Before refueling, turn the generator off and allow it to cool for 15-20 minutes.
What happens if water gets in my generator?
Water on the outside of the generator can cause rust to form, corroding wires and impeding electrical connections. Meanwhile if water gets on the inside of the generator engine, it can corrode parts and provide breeding grounds for bacteria, which can clog filters.
Can a generator be stored outside?
Storing a generator outdoors is risky, but you can make it work by adequately covering it. Also, ensure your generator is in a dry spot, out of direct sunlight, and won't get hit by falling branches. While outside is a viable option for generator storage, it isn't always the best option.
Can A Generator Run In The Rain?
Yes. You can run your generator in the rain but you should take safety measures.
Can A Generator Run In The Rain: Potential Risks
This might be true that water doesn’t conduct much electricity through itself, but the minerals usually found in water do. That is why it is super risky to work with electricity in wet weather.
What can be done?
We strongly recommend you go through the instruction manual before you even start using the generator. The more you know about the machine, the better you can prepare yourself.
Types of Covers for Portable Generators
These covers provide basic protection from dust and water while the generator is off and kept in storage. These are not intended to use in the rain or when the generator is hot.
Which Generators Can Run in Rain?
There are 3 main types of generators: portable, inverter, and whole-house generators. The smaller ones can be used in the rain safely but they don’t provide much power.
Generator safety tips
Here are some safety tips for you in case you have to keep your generator running during rains or wet weather conditions
How does a generator work?
A generator is the same type of engine that can be found in any basic vehicle. It works by sucking air into a piston where it is mixed with fuel before being ignited. The ignition causes the piston to move and it is this movement that drives the car.
Why does a generator need ventilation?
Heat is produced in this process, consequently, the generator requires ventilation to prevent heat damage. The smallest amount of water that enters the generator will cause the device to stop working and could cause it to explode.
Why do we need vents in generators?
Rain entering the chamber will prevent the equipment from functioning. A vent is also needed to let the fumes from the combustion escape the generator and the enclosure.
What is the best way to protect wood from rain?
Constructed correctly an enclosure made from concrete blocks will provide good protection from the rain. Treated lumber is an option, however, care needs to be taken to protect the wood from the heat and the fumes that a generator produces.
Why does the air filter in my car not stop water?
This filter will not stop the water. If water enters the engine and mixes with the fuel and water, it will not combust. The engine will not operate.
What are the factors that affect the quality of a generator?
The climate is another important factor, especially when deciding what materials to use for the container and surface to set it on. Moisture and temperature extremes pose dangers to your generator, even if you keep it out of snow, direct rain, and wind.
Is a generator needed for a hurricane?
For anyone living in a hur ricane area, a generator is an essential item. A generator can provide lifesaving power in a disaster situation. Water and power are the two essentials that everyone needs. However, these two essentials not only will not work side by side, when the two come together they can be life-threatening.
How to Safely Run a Generator In the Rain
Manufacturers do not recommend running portable generators during these weather conditions due to the associated risks. For this reason, it’s important that you only attempt this when you have purchased a necessary, high-quality protective cover or enclosure for a running generator. We went through the different types of options that are available.
The Risk of Running a Generator In the Rain
Apart from human error and routine maintenance, one of the leading causes of power outages are natural causes. Under this ‘natural causes’ umbrella, you’ll find conditions like storms, severe winds, ice, and snow.
How to Protect Your Generator From the Rain
When it comes down to protecting your portable generator against the elements, it’s not enough to simply shelter it from the rain. You’ll need to prevent moisture from getting into the generator’s outlets actively. Luckily, there are plenty of great products available on the market to do just that!
Conclusion
In this article, we explained everything you need to know about running your portable generator while it’s raining outside. First, we outlined the risks of using a portable generator while it’s raining – unless you have the proper protective cover, that is.
Sources
I've been conducting home inspections since 2002. I'm a licensed Home Inspector, Certified Master Inspector (CMI), and an FHA 203k Consultant. I started PickGenerators.com to help people better understand whole-house and portable generators.
Can you Run A Generator In The Rain?
Running a generator in wet, rainy weather or snowfall can be extremely dangerous unless you take some precautionary measures before starting it. It is strongly advised not to run a generator in rain or wet if you do not have a high-quality generator tent or a shelter for a generator.
How To Run A Generator In The Rain?
Though many manufacturers and experts do not recommend running a generator in such weather conditions due to the possible hazards. For that purpose, it is essential to make only necessary purchases, a high-quality protective cover or any kind of enclosure for running a generator.
The Dangers Of Running Generator In The Rain
It becomes challenging to run a generator safely in wet weather if the enclosures are not well-ventilated. Some of the major concerns related to running a generator in severe weather conditions include:
Importance Of Protecting The Generator
A generator delivers electricity by gasoline, propane, or batteries. Most units give the output through 220V or 110V outlets.
Is It Dangerous To Run a Generator in the Rain?
Many of the deaths blamed on Hurricane Sandy were caused by carbon monoxide poisoning from generators running in garages, basements, porches, and other enclosed or semi-enclosed locations.
Can A Generator Run In The Rain?
The primary rationale for purchasing a generator in the first place is to provide emergency power backup during power disruptions. Power outages are prevalent during natural disasters such as hurricanes, strong rain, and camping.
Can You Run A Portable Generator In The Rain?
The instructions for a portable generator state that it should not be used in the rain. The Consumer Product Safety Commission recommends using it on a dry surface under an open, canopy-like structure to protect it from moisture.
How to Protect Generator from Rain?
There are various ways to protect your generator from rain; here are the most practical and effective:
What happens if a Generator Gets Wet?
You should never get your generator wet. You risk receiving a life-threatening shock or serious electrocution if you do. Never use an unprotected generator in wet weather such as snow or rain, near pools or sprinklers, or when your hands are wet or the generator has ice on it.
To Sum Up
Natural catastrophes can bring a slew of issues, and all that can be done is to take measures. Purchasing a generator can assist you in obtaining power backup for any event, from a power loss to camping in the wilderness. You may acquire a portable generator for your RV, boat, or home to provide backup power.
Can I run a portable generator in the rain?
Only essential equipment should be powered by a portable generator. The generator should not be used in wet weather. The generator needs to be in a safe location. If the generator isn’t grounded, you could be in danger.
Will rain ruin a generator?
It is important to run a generator in the rain, snow or on wet ground. Water can ruin the outlets and wiring of your generator, as well as work its way into the fan, alternator and fuel, causing more damage. If it’s raining, don’t run a generator.
How do you use a generator when its raining?
It’s important that the generator is covered or enclosed in order to operate in the rain. Carbon monoxide emissions don’t build up because the generator needs good air circulation to stay cool. Not all enclosures and coverings will work. The generator should be sitting on a dry surface.
Can you run a generator during a storm?
The generator can be damaged by rain and snow, which can cause problems. It’s never a good idea to operate a portable in weather that’s bad.
How do you protect a portable generator from rain?
It should not be near any doors or windows. Do not run it in a garage if the doors are open. There are instructions for a portable generator that warn against running it in the rain. The Consumer Product Safety Commission suggests that it be operated on a dry surface under a canopy.
Where should a generator be placed in a storm?
Generators shouldn’t be placed inside of any structure, including the garage. The generator should be placed at least 20 feet away from your home. Allow the generator to cool for a few minutes before you refuel.
Can a generator get wet in the rain?
Is it possible for a generator to get wet? If you allow a generator to get wet, it will ruin it. If you get wet, it can cause an explosion.
