It is August in Tallahassee. Your air conditioner is running, the thermostat says 74 degrees, but something still does not feel right.
The house feels sticky. The air feels heavy. Maybe you are even noticing condensation around vents or a musty smell in certain rooms.
So, what gives?
Your air conditioner is supposed to do more than lower the temperature. It also helps remove moisture from the air. If your home still feels humid while the AC is running, your system may not be controlling that moisture as effectively as it should.
And during a Tallahassee summer, that can make a big difference in how comfortable your home feels.
Why Humidity Matters So Much in Florida
Anyone who has stepped outside on an August afternoon knows that Florida humidity is no joke.
When there is too much moisture in the air, your body has a harder time cooling itself. That is why 75 degrees in a humid home can feel much warmer than 75 degrees in a home with balanced humidity.
High indoor humidity can also contribute to other problems, including:
- Musty odors
- Condensation on windows or vents
- Mold and mildew growth
- Increased dust mite activity
- Damage to wood, furniture, and other materials
- A home that simply never feels as comfortable as it should
Your AC plays an important role in controlling that moisture.
How Your AC Removes Humidity
As warm indoor air passes over your AC system’s cold evaporator coil, moisture in the air condenses on the coil.
That moisture is collected and drained away while the cooled air is circulated back through your home.
During normal operation, your AC is cooling and dehumidifying at the same time.
But several problems can interfere with that process.
1. Your AC May Be Short Cycling
Does your air conditioner turn on, run for a few minutes, shut off, and then start again shortly afterward?
That is called short cycling.
Your AC needs enough runtime to properly remove moisture from the air. If cooling cycles are too short, the system may reach the thermostat setting before it has had enough time to reduce indoor humidity.
The temperature looks right, but the house still feels uncomfortable.
Short cycling can have several causes, so frequent starting and stopping is worth having professionally inspected.
2. Your AC Could Be Too Large for Your Home
It sounds strange, but a bigger air conditioner is not necessarily a better air conditioner.
An oversized AC system can cool your home very quickly. That sounds great until you realize the system may shut off before it has had enough time to remove moisture.
The result can be a cool but clammy house.
Proper HVAC sizing is especially important in Florida because controlling humidity is such a large part of maintaining indoor comfort.
3. Dirty Coils Can Affect Performance
Your evaporator coil needs to be able to efficiently absorb heat and collect moisture from the air.
When dirt and debris build up on the coil, that process becomes less effective.
Your system may continue running, but its ability to cool and dehumidify your home can suffer.
Regular maintenance can help keep coils clean and identify buildup before it causes bigger performance problems.
4. Your Airflow May Be the Problem
Proper airflow is essential for both cooling and humidity control.
A dirty filter, blocked vent, ductwork issue, or problem with the blower can interfere with the amount of air moving through your system.
If you have not checked your air filter recently, that is a good place to start.
If the filter looks fine but airflow from your vents still seems weak, there may be another issue that needs attention.
5. Your Ductwork Could Be Bringing Humid Air Inside
Your ductwork often travels through some of the hottest and most humid areas of your home, including the attic.
If ducts are leaking, they can allow hot, humid air to enter the system while conditioned air escapes.
That means your AC has to work even harder to maintain comfortable conditions.
Signs of ductwork problems can include uneven temperatures, weak airflow, unusually high energy bills, or certain rooms that always seem more humid than others.
6. Your AC May Simply Be Struggling to Keep Up
August puts Tallahassee air conditioners through some of their toughest conditions of the year.
If your system is older or already experiencing mechanical problems, prolonged heat and humidity can expose weaknesses that were not as noticeable earlier in the summer.
You might notice that the system runs longer, your energy bills increase, or the house does not feel as comfortable as it used to.
Those are signs worth paying attention to.
What Should Indoor Humidity Be?
For most homes, keeping relative indoor humidity somewhere around 30% to 50% is generally a good target, although maintaining the lower end of that range can be challenging during a North Florida summer.
If your indoor humidity regularly climbs above 60%, it is worth figuring out why.
An inexpensive indoor humidity monitor, sometimes called a hygrometer, can help you determine whether the uncomfortable feeling in your home is actually related to excess moisture.
Should You Just Turn the Thermostat Lower?
This is where many homeowners make the problem more expensive.
If 74 degrees feels uncomfortable, dropping the thermostat to 70 might seem like the obvious solution.
But colder is not necessarily drier.
If there is an underlying HVAC or moisture-control problem, lowering the thermostat can cause your system to use more electricity without addressing the real reason your home feels uncomfortable.
Finding the cause is usually a better solution than simply asking your AC to work harder.
When Should You Call an HVAC Professional?
If your home consistently feels humid even though the AC is running, or you are noticing condensation, musty odors, weak airflow, or unusually long or short cooling cycles, it is a good idea to have the system checked.
The problem could be something relatively simple, such as a dirty coil or airflow restriction. It could also point to ductwork problems, improper system sizing, or an aging AC that is struggling with Tallahassee’s summer conditions.
A professional inspection can help determine what is actually happening instead of guessing at the solution.
Don’t Spend the Rest of August Feeling Hot and Sticky
Your thermostat does not tell the whole story when it comes to home comfort.
If your AC is running but your house still feels humid, Benson’s can evaluate your system, airflow, and indoor comfort to find out what is keeping your home from feeling the way it should.
Contact Benson’s today to schedule an HVAC inspection and get your home feeling cooler, drier, and more comfortable through the rest of the Tallahassee summer.
