Will a Window Air Conditioner Work When it's Raining

Will a Window Air Conditioner Work When it’s Raining?

Window air conditioners are an excellent way of cooling off a room.

But they also present a few challenges and concerns that a lot of people don’t think of.

One of the things that brings up a lot of concern is the fact that half of the machine is sitting outside.


Wouldn’t the weather have a big impact on how the air conditioner works?


For instance


Will a window air conditioner work when it’s raining?


Yes, a window air conditioner can work when it’s raining, but it may be less effective than when it is not raining.


The air conditioner’s performance may be affected by the humidity in the air, and if it is raining heavily, the humidity level may increase significantly.


The air conditioner’s ability to cool the room is based on its ability to remove moisture from the air.


When it is raining, the air already contains a lot of moisture, so the air conditioner has to work harder to remove that moisture, which can affect its cooling capacity.


Also, if rain is entering the room through the window where the air conditioner is installed, it could damage the unit or create a safety hazard.


For this reason, it is essential to make sure the window and the area around the air conditioner are properly sealed to prevent any water from entering the room.


It’s worth noting that rain generally brings down the outdoor temperature which means it’s not as useful to be running a window air conditioner while it’s raining.


So even though yes it is technically possible to run a window air conditioner in the rain, it is probably not needed as much and not worth the possibility of rain blowing inside the unit while it’s connected to the power.



Heavy rains and wind.


Heavy rains especially with wind pose a different level of danger when it comes to running a window air conditioner when it’s raining.


If rain gets into the unit while it is running it can cause damage to the unit or a safety hazard.


It is also very imperative that the air conditioner is sealed correctly so that rain does not blow into your house through the opening of the window air conditioner is sitting in.


Also remember that high winds can cause objects to shift and falling debris.




Will a window AC work when it’s raining?


A window air conditioner will work when it’s raining but The added humidity that comes along with rain well likely diminish the capacity of the AC to do its job well.


That’s because window ACs reduce the humidity as they cool as a primary function of creating a comfortable temperature.


And because rain usually brings the outdoor temperature down anyway, there is really no specific need to run a window air conditioner at the same time.


Also if the rain is particularly heavy and blowing, there is the possibility of rain getting inside of the air conditioner while it is plugged in which could cause damage to the air conditioner and create a safety hazard as well.


The best policy is to stay safe. Since the air conditioner will not be able to work efficiently and there is some risk to doing so, it’s best to turn the air conditioner off while it’s raining.











Published by

Dennis Reed

Dennis Reed Owner and Author @ BreatheBetterAir.org