South Florida does not exactly cool off in September. It just starts to hint at it. Around Sunrise and Fort Lauderdale, the air-conditioning bills that carried you through August still land in the mailbox this month, and October often surprises everyone with one more hot spell. A few simple adjustments to how you use the AC, seal the house, and time your appliances can trim the power bill without giving up any comfort.
The Thermostat Is Where the Money Lives
Cooling accounts for a significant share of household energy use, so even small thermostat changes can matter. There isn't one ideal temperature for every senior or every South Florida home, though. Set the AC as warm as feels comfortably safe rather than forcing yourself to live with a number that doesn't work for you. The ENERGY STAR suggests 78°F as an efficient setting for cooling when you are home. If that feels too warm, a ceiling fan set to counterclockwise makes 78 feel like 75. Fans cool people, not rooms, so turn them off when you leave.
At night, adjust the thermostat only if you're still comfortable. The goal is to avoid unnecessary cooling, not to sacrifice sleep or comfort for a lower bill.
If you have a programmable or smart thermostat, use the schedule. ENERGY STAR certified smart thermostats save about 8% on heating and cooling bills on average, although actual savings vary by home, equipment, and habits.
Sealing the House Without Big Projects
Cool air escapes in small ways all over an older home. Weatherstripping around doors can close obvious gaps. Caulk suitable cracks around window trim, and close blinds and curtains during the hottest part of the afternoon. Close blinds and curtains during the hottest part of the afternoon.
Attic access hatches are a big leak point in many Broward County homes. A cheap insulated cover pays for itself in one summer.
Also check the dryer vent. If air blows past it into the laundry room, cool inside air is escaping outside. Replace the flap if it does not seal.
Appliances and Their Hidden Costs
Big loads at off-peak hours help: Florida Power and Light charges more when demand peaks in the afternoon, so shifting the dishwasher and laundry away from that window saves real money over a full month. Run the dishwasher after 9 p.m. Do laundry in the morning or late evening rather than mid-afternoon. Air-dry dishes when you can. Better yet, use the microwave, the slow cooker, or the toaster oven for small meals; they use a fraction of what a full oven does and heat up the kitchen far less.
A few more small moves:
- Set the water heater to 120°F, not 140°F.
- Unplug the coffee maker and toaster when not in use.
- Clean or replace AC filters monthly during heavy cooling months.
- Use power strips you can flip off at night to cut phantom draw.
Fans, Shading, and Comfort at 78
If 78°F sounds too warm, work around it rather than fight it. A pedestal fan by your reading chair. A small tabletop fan by the sink. Cotton clothing. A cold drink close at hand. In a Florida living room, those small comforts make higher AC settings honest.
Shading the outside of west-facing windows helps too. Awnings, shade trees, or a strategically placed umbrella on a patio can drop indoor temperature a couple of degrees.
Watching for Hurricane-Season Bill Spikes
September is peak hurricane season in South Florida. If a storm knocks out power for a day or two, refrigerated food is your biggest loss. Keep the fridge and freezer closed. Frozen water jugs help hold temperature. Safety, yes. Also money.
Comfortable Homes Across Broward County
Senior Helpers Sunrise supports families across Fort Lauderdale, Lauderdale Lakes, Lauderhill, Plantation, Sunrise, and surrounding communities. Our caregivers help with light housekeeping, filter changes, and a steady weekly presence that keeps a home running well. Contact us to learn where a little extra help could make daily life at home easier.