Nothing ruins a good summer like opening your electric bill and seeing a number that makes you question your life choices. Cooling your home accounts for nearly half your summer energy costs in the Philadelphia area. Here are 8 proven ways to lower your summer electric bill without sweating through July.
1. Get Your AC Tuned Up
A dirty, unmaintained AC system works up to 30% harder than a clean one — and your electric bill reflects that. A professional AC tune-up restores your system’s efficiency by cleaning coils, checking refrigerant, and optimizing performance. Most homeowners save 15-25% on cooling costs after a tune-up. It’s the single highest-return investment for lowering your summer bill.
2. Change Your Filter Monthly
A clogged filter forces your system to work harder to push air through. That extra work costs money. Check your filter every 30 days during heavy cooling season and replace it when it’s dirty. A $5 filter change can save you $20-30/month in wasted energy.
3. Use a Smart Thermostat
A smart thermostat learns your schedule and adjusts temperatures automatically. It cools down before you get home and saves energy while you’re away — without you touching a thing. Most smart thermostats save 10-15% on heating and cooling costs, and they pay for themselves within a year or two.
4. Set Your Thermostat to 78 When Home, Higher When Away
Every degree below 78 increases your cooling costs by about 3%. Setting your thermostat to 78 when you’re home and 85 when you’re away can save 10-15% without a noticeable comfort difference. Using ceiling fans lets you set the thermostat 4 degrees higher with the same comfort level because moving air feels cooler on your skin.
5. Seal Air Leaks Around Windows and Doors
Your AC is fighting a losing battle if cooled air is escaping through gaps around windows, doors, and electrical outlets. Weatherstripping and caulk cost almost nothing and can reduce cooling costs by 10-20% in older homes. Pay special attention to attic access panels and basement rim joists — two of the biggest leak points in Bucks County homes.
6. Close Blinds on Sun-Facing Windows
Direct sunlight through windows can raise indoor temperatures by 10-20 degrees. Close blinds or curtains on south and west-facing windows during the afternoon. It’s free and it makes an immediate difference. If you’re ready for an upgrade, blackout curtains or solar shades are even more effective.
7. Don’t Cool an Empty House
If you’re at work from 8-5, there’s no reason to keep the house at 72 degrees all day. Let it warm up to 82-85 while you’re gone and have your thermostat start cooling it down 30 minutes before you get home. A smart thermostat does this automatically. The savings add up fast — we’re talking 15-20% off your cooling costs just from this one change.
8. Check Your Ductwork
Leaky ducts can waste 20-30% of your cooled air before it reaches your rooms. If some rooms are always warmer than others, or your system runs constantly but certain areas won’t cool, you likely have duct leaks. A professional inspection can identify and seal them, putting that wasted cold air back where it belongs — in your living space.
Want to maximize your savings? Start with a professional AC tune-up. Call Home Rangers at (215) 454-0001 or book online. We serve Bucks County, Montgomery County, Philadelphia, and Delaware County.