When the Indiana summer heat settles in, your air conditioner can feel like it’s running nonstop.
And when that happens, your electric bill usually notices.
The good news? You don’t always need a major repair or a brand-new system to help your AC run more efficiently. Sometimes, a few simple homeowner habits can make a real difference in comfort, airflow, and energy use.
Here are a few easy ways to help your AC work smarter this summer.
1. Make Sure the Outdoor AC Unit Can Breathe
This is one of the easiest things to check, and it’s also one of the most overlooked.
Walk outside and take a look at your air conditioner. The outdoor unit needs room around it so air can move freely through the sides. If weeds, tall grass, bushes, leaves, mulch, or other debris are crowding the unit, your AC may have to work harder than it should.
A good rule of thumb: keep the area around the outdoor unit clear.
Trim back plants, pull weeds, remove leaves, and make sure nothing is blocking the sides of the unit. Your AC releases heat outside, so if the unit is covered up or crowded, it can’t do its job as efficiently.
Just be careful around the fins and coils. If the unit looks dirty or packed with debris, it may be time for a professional cleaning.
2. Change Your Air Filter Regularly
A dirty air filter can quietly raise your electric bill.
When the filter gets clogged with dust, pet hair, and debris, your system has to push air through a tighter space. That reduces airflow and can make your AC run longer to cool the same home.
During heavy summer use, check your filter often. Some homes may be fine changing it every few months, while homes with pets, allergies, or lots of activity may need filter changes more often.
If you’re not sure what size filter you need, check the old filter or ask your HVAC technician during your next service visit.
3. Don’t Block Indoor Vents
Your AC depends on good airflow inside the home, too.
Make sure furniture, rugs, curtains, toys, laundry baskets, or storage boxes aren’t blocking your supply or return vents. Even a partially blocked vent can make certain rooms feel warmer and cause your system to work harder.
It’s also a good idea to keep interior doors open when possible so air can circulate more evenly through the house.
4. Set the Thermostat a Little Higher When You Can
You don’t have to be uncomfortable to save energy.
But in the summer, even a small thermostat adjustment can help. Try setting your thermostat as high as is comfortable, especially when you’re away from home or asleep.
If you have a programmable or smart thermostat, use it. A smart schedule can help reduce unnecessary cooling when no one is home, then bring the temperature back down before you return.
One thing not to do: don’t crank the thermostat way down thinking it will cool the house faster. Your AC doesn’t work like a gas pedal. Setting it much lower usually just makes the system run longer.
5. Use Ceiling Fans the Right Way
Ceiling fans don’t lower the temperature in the room, but they can make you feel cooler.
That means you may be able to set the thermostat a little higher and still feel comfortable.
In the summer, ceiling fans should usually rotate counterclockwise to push air downward and create a cooling breeze. Just remember to turn fans off when you leave the room. Fans cool people, not empty rooms.
6. Keep Sunlight Out During the Hottest Part of the Day
Direct sunlight can heat up a room quickly.
During the hottest parts of the afternoon, close blinds, curtains, or shades on windows that get strong sun. This is especially helpful on west-facing windows, which can take on a lot of heat later in the day.
Keeping extra heat out of the house helps your AC do less work.
7. Avoid Adding Extra Heat Inside
On very hot days, try to avoid using appliances that add heat to the home during peak afternoon hours.
Ovens, stovetops, dryers, and even lots of indoor lighting can add heat your AC has to remove. When possible, grill outside, use the microwave, run the dryer later in the evening, or keep lights off in rooms you’re not using.
Small choices add up when your AC is already working hard.
8. Check for Air Leaks Around Doors and Windows
If cool air is escaping, your AC has to keep replacing it.
Check around doors and windows for obvious drafts, gaps, or worn weatherstripping. If you can feel warm air coming in, sealing that gap may help your home stay cooler longer.
You don’t have to solve every insulation issue at once. Even simple weatherstripping or caulking can help reduce wasted cooling.
9. Schedule AC Maintenance Before Small Problems Become Expensive
Even if your AC is still cooling, it may not be running as efficiently as it could.
During a maintenance visit, a technician can check airflow, refrigerant levels, electrical components, coils, drains, and overall system performance. That can help catch small problems before they turn into a breakdown on the hottest day of the year.
Regular maintenance can also help your system run more efficiently, which matters when your AC is working hard through an Indiana summer.
When Should You Call Mowery?
If you’ve changed the filter, cleared the outdoor unit, checked your vents, and your AC still seems to be running constantly, blowing warm air, making unusual noises, or struggling to keep up, it’s time to have it looked at.
Your system may need cleaning, repair, or a performance check.
Mowery Heating, Cooling & Plumbing is here to help homeowners across Brownsburg and Central Indiana stay comfortable this summer without wasting energy.
Need help with your AC? Schedule a service visit with Mowery today.
