September in Jacksonville, FL can feel like summer is hanging on a little too long. The temperatures stay high, and the humidity doesn’t let up much either. Choosing the best thermostat settings can make a big difference in how comfortable your home feels, and how much you pay to cool it. With the right approach, you can keep your space pleasant while still managing your energy use.
Understanding Jacksonville’s September Climate
In September, daytime highs in Jacksonville often reach the upper 80s. Evenings can be a little cooler, but humidity levels remain high throughout the day. This combination makes it harder for your cooling system to remove moisture from the air. If your thermostat is set too low, your system might run longer than necessary. This adds wear and tear, increasing your utility bill.
Recommended Thermostat Settings for Daytime Comfort
During the day, setting your thermostat between 76 and 78 degrees is a good range for comfort and efficiency. If you’re home most of the day, this setting helps you stay cool without pushing your system too hard. If you plan to be out for several hours, it’s a good idea to raise the setting by a few degrees to reduce energy use while you’re away.
Best Nighttime Thermostat Settings
At night, temperatures usually drop enough to allow for a cooler indoor setting. For most households, setting the thermostat between 72 and 75 degrees at bedtime is optimal. This will help support better sleep and keep humidity under control. Adjusting the temperature before you go to bed gives your system time to cool the house without sudden changes.
Tips for Maximizing Efficiency Without Sacrificing Comfort
Simple steps can help your thermostat work more effectively. Keep blinds or curtains closed during the hottest part of the day to block sunlight. Use ceiling fans to move air through the room and support your system’s efforts. Avoid leaving doors or windows open when the air conditioning is running. Most importantly, make sure your HVAC system receives routine maintenance so that it runs smoothly during peak demand.
Let Ocean State Help You Stay Comfortable
If your system struggles to keep up or your home never feels quite right, Ocean State Air Conditioning & Heating can help. Our team understands how to manage Florida’s late-summer heat and humidity, and we’ll make sure your system is set up for reliable performance. Visit our air conditioning service page to schedule a seasonal tune-up or learn more about how we can improve your indoor comfort.
Image provided by Canva