Hot summer weather can push your air conditioner to its limits. As temperatures in Houston rise, many homeowners notice increased energy bills, uneven temperatures throughout the home and cooling systems that seem to run all day without keeping up.
It’s easy to assume the air conditioning is the only thing that affects how comfortable your home feels. However, your home’s airflow, insulation and shade all play a significant role in cooling performance.
This guide covers three effective strategies that can increase comfort and cooling efficiency: boosting airflow in your home, making sure your home has enough insulation and adding shade to reduce heat from the sun. Using these summer AC tips from the pros at Air Current AC & Heat, you’ll keep your house cool in even the hottest weather.
Start with Airflow: Help Your AC Work Smarter
Air conditioners lower the temperature of air and move it through ductwork to rooms in your home. For that conditioned air to make rooms comfortable, it must move freely throughout your home. If airflow is restricted, some rooms may not cool properly.
It’s common for homeowners to blame their air conditioning system for poor cooling performance. However, the AC is often working properly—the real problem is restricted airflow. Dirty air filters, blocked vents and other HVAC issues can all restrict airflow.
Home Airflow Improvement Checklist
Taking steps to improve airflow in your home can increase comfort, lower strain on your AC and reduce energy costs.
- Change dirty air filters. Consistent AC air filter replacement helps your HVAC system circulate air more efficiently while helping improve indoor air quality.
- Ensure supply and return vents are unblocked. Furniture, rugs and curtains can cause blocked air vents that keep cooled air from circulating throughout your home.
- Openinterior doors. This helps air to move more evenly between rooms.
- Relocate furniture covering registers.Keeping registers clear allows conditioned air to circulate freely.
- Arrange preventiveAC maintenance services. As part of a professional HVAC tune-up, a technician can inspect and clean dust-covered blower components that may limit your system’s ability to circulate air.
Insulation Is More Important Than You Might Expect
Insulation acts as a barrier against the warm air outside your home. While your air conditioner removes heat from inside your home, insulation helps stop heat from moving indoors. High-quality insulation enhances comfort, decreases cooling run times and can help maximize the life of your HVAC system.
The attic is one of the largest sources of unwanted heat gain during heatwaves. Proper attic insulation and cooling go hand in hand because attic insulation slows heat transfer through the roof. Sealing gaps and sealing around doors and windows also help keep hot outdoor air from entering your home.
When insulation levels are too low or air leaks allow hot air to sneak inside, your AC has to work harder. This often causes homeowners to ask, “Why is my house hot with the AC running?” Frequently, home insulation levels—not the air conditioner—are the problem.
Signs of Low Home Insulation Levels
- Upper floor rooms are always hot
- Inconsistent room temperatures
- High utilitybills
- AnAC system that runs nonstop
Use Shade to Reduce Heat Gain
Sunlight streaming through windows and heating your roof and exterior walls boosts indoor temperatures, forcing your air conditioner to work harder.
Direct sunlight can also reduce the efficiency of your outdoor cooling unit by making it harder to release heat efficiently. Creating shade around your property can reduce solar heat gain, improve comfort and lower summer energy bills. Putting in shade over your air conditioner’s outdoor unit can also help—but never obstruct airflow around the condenser. Avoid fences, enclosures or dense landscaping that restrict air movement.
5 Summer AC Tips to Reduce Heat with Outdoor Shade
- Plan trees and landscaping strategically. Use trees to shade your roof, walls, windows and outdoor air conditioning equipment. While providing shade for your outdoor AC unit, maintain at least 2–3 feet of clearance on all sides and 5 feet above the unit to ensure it receives enough airflow.
- Add window coverings. Light-colored curtains, cellular shades and thermal drapes help reduce heat gain from sun streaming through windows.
- Use solar screens in your home. Solar screens, which are specially designed mesh curtains, used on sun-facing windows help block the sun’s heat while still providing natural light.
- Incorporate exterior shading. Add landscaping and design features like awnings, pergolas, shade sails or exterior shutters to block direct sunlight off windows so it doesn’t heat up your home.
- Close your blinds during the afternoon. Leave blinds or shades closed on west- and south-facing windows during the hottest part of the day to lower indoor temperatures and reduce the load on your air conditioner.
Additional Hot Weather Survival Tips
Airflow, insulation and shade can make a big difference, but these AC efficiency tips can help improve comfort during intense summer heat.
- Change ceiling fan direction. Run ceiling fans counterclockwise to create a cooling breeze.
- Avoid heat-generating appliances during the hottest part of the day. Operate ovens, dryers and dishwashers in the morning or evening to reduce indoor heat.
- Adjust thermostat settings. Avoid frequent temperature changes that force your AC to work harder.
- Schedule preventative maintenance. Professional service helps your system run efficiently before peak cooling season.
- Watchfor unusual system performance. Address strange noises, weak airflow or inconsistent cooling before they become more extensive repairs.
Recognize When It’s Time to Call an HVAC Professional
Basic AC maintenance and energy-saving cooling strategies can help, but some problems require professional attention. When warm air is coming from your vents, airflow feels weak, your AC seems to run constantly, energy bills increase for no reason, rooms cool unevenly or your system turns on and off repeatedly, it’s time for an expert evaluation.
At Air Current AC & Heat, our cooling specialists evaluate airflow, duct performance, insulation-related comfort concerns and overall system health to identify the actual cause to help your HVAC system operate at its best throughout the summer.
Enjoy Reliable Cooling All Summer Long
Staying comfortably cool during a heat wave involves more than just your air conditioner. Proper airflow, adequate insulation and effective shade work together to increase comfort, improve efficiency and reduce cooling costs. Combined with regular summer HVAC maintenance, these strategies can help your system operate at its best when you need it most.
has the knowledge and experience to keep you comfortable in even the hottest weather. If you’re in need of AC maintenance, a cooling system inspection, an airflow evaluation or a complete summer tune-up, we’re here to help boost efficiency and comfort during hot summers. Schedule cooling services online or call today to get started.
Frequently Asked Questions About Summer Air Conditioner Efficiency
Why is my house still uncomfortable even when the air conditioning is operating?
If your home is hot even though your AC is running, the problem isn’t always your air conditioner. Limited airflow, inadequate insulation, incorrect thermostat settings or HVAC system issues can all affect cooling performance and prevent cool air from reaching every room.
Does shade really help reduce cooling costs?
Absolutely. Trees, landscaping, awnings and window coverings help reduce solar heat gain, helping your home remain cooler. Reducing the amount of heat entering your home means your air conditioning doesn’t have to work as hard to cool your home. This reduces energy, which can lower your cooling expenses.
How often should I change my HVAC air filter in the summer?
Most homeowners should check their air filter every month during the peak cooling season and replace it as needed. The best air filter replacement schedule depends on the filter type, pets, allergies and how often your air conditioner runs.
Can insulation {help|make my air conditioner run more efficiently?
It can. Proper home insulation limits heat transfer into your home, reducing the workload on your air conditioner. Making sure your home has appropriate insulation levels, especially in your attic or around windows, helps keep more consistent indoor temperatures while using less energy.
Should I cover my outdoor AC unit during hot weather?
You shouldn’t. You should never cover your outdoor air conditioning unit while it’s operating because the condenser needs open airflow to release heat. Adding shade for your outdoor air conditioner unit is a good idea, but always make sure there’s at least 2–3 feet of clearance around the unit and 5 feet above it to maintain proper airflow.
What temperature should I set my thermostat at in the summer?
For many homes, setting the thermostat around 78 degrees when you’re home offers a good balance of comfort and energy efficiency during very hot weather. Use the highest temperature that keeps you comfortable, and avoid large thermostat adjustments that force your air conditioner to work harder.