The Short Answer
If your house feels humid even with the AC running, the most
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Tools & materials you'll need Affiliate links Screwdriver set
Phillips and flathead
Amazon Amazon Amazon Shop vacuum
For cleaning condensate drain
Amazon Stiff brush
For cleaning outdoor condenser coils
Amazon Amazon Fin comb
Optional, for straightening condenser fins
Amazon Amazon Exterior-grade caulk
1 tube
Amazon New air filter
Correct size for your furnace/air handler
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Quick Answer
If your house feels humid even with the AC running, the most
Safety check
When to call a pro If you suspect refrigerant leaks, electrical issues, or major ductwork problems
FAQ
Frequently asked questions How do I know if my AC is oversized?+ An oversized AC unit cools your home very quickly but doesn't run long
What temperature should my AC be set to for optimal dehumidification?+ Setting your AC to a comfortable temperature, typically between 72-78°F
Can a dirty air filter cause high humidity?+ Yes, a very dirty air filter can restrict airflow, causing your AC
Should I run a dehumidifier and my AC at the same time?+ In some cases, yes. If your AC is properly sized and functioning but
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