Central Air Conditioner in Lexington — $428/yr to Run (12.7¢/kWh)
Your central air conditioner in Lexington costs about $36/month at 12.7¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Lexington, KY Electricity Rate
12.7¢/kWh
Utility: Kentucky Utilities (KU)
-2% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$3.56
28.0 kWh/day
Monthly Cost
$35.64
280 kWh/mo
Annual Cost
$428
3,360 kWh/yr
Lifetime (15yr)
$6,416
energy only
Monthly Cost Breakdown in Lexington
| Period | kWh | Lexington Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 28.0 | $3.56 | $3.64 | $-0.08 |
| Weekly | 196.0 | $24.95 | $25.48 | $-0.53 |
| Monthly | 280.0 | $35.64 | $36.40 | $-0.76 |
| Quarterly | 840.0 | $106.93 | $109.20 | $-2.27 |
| Annual | 3360.0 | $427.73 | $436.80 | $-9.07 |
Customize Your Central Air Conditioner Cost
Adjust usage hours and electricity rate to calculate your exact cost in Lexington.
Daily
$3.56
Monthly
$35.64
Annual
$428
15-Year
$6,416
Energy Saving Tips for Central Air Conditioner in Lexington
- ✓Lexington has below-average electricity rates, but saving energy still reduces your carbon footprint.
- ✓An ENERGY STAR Central Air Conditioner in Lexington saves ~$64/year compared to standard models.
- ✓A smart Central Air Conditioner with scheduling optimization can save ~$86/year at Lexington rates.
- ✓Lexington's warm climate (avg 65°F) means higher cooling costs — consider ceiling fans to supplement.
- ✓Set thermostat to 78F when home
- ✓Clean or replace filters monthly
ENERGY STAR Savings: Upgrading to an ENERGY STAR Central Air Conditioner in Lexington saves approximately $64/year at local rates — $962 over the appliance lifetime.
Highest-Cost Appliances in Lexington, KY
See which appliances cost the most to run at Lexington's 12.7¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,650/yr
$137.48/mo
Electric Furnace
HVAC · 10,000W
$1,146/yr
$95.48/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$836/yr
$69.70/mo
EV Charger (Level 2)
Garage · 7,200W
$825/yr
$68.74/mo
Boiler (Electric)
HVAC · 6,000W
$687/yr
$57.28/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$627/yr
$52.27/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$627/yr
$52.27/mo
Heat Pump
HVAC · 2,400W
$489/yr
$40.74/mo
Central Air Conditioner Cost in Other Kentucky Cities
| City | Rate | Annual Cost | vs Lexington |
|---|---|---|---|
| Lexington (current) | 12.7¢ | $428 | — |
| Louisville | 11.5¢ | $385 | $-43 |
| Bowling Green | 12.1¢ | $405 | $-23 |
| Owensboro | 12.5¢ | $420 | $-8 |
Central Air Conditioner Energy Cost FAQ — Lexington, KY
Understanding Central Air Conditioner Energy Costs in Lexington, KY
Lexington is a mid-sized Kentucky city where residential electricity rates from Kentucky Utilities (KU) are shaped by regional energy supply and local demand patterns. Running a high-draw appliance like the Central Air Conditioner (3,500W) at Lexington's rate of 12.7¢/kWh costs approximately $428 per year — $9 less than the national average of $437.
Rates in Lexington are close to the national average, so the Central Air Conditioner's annual cost of $428 is broadly representative of what most US households pay. Over the 15-year expected lifespan, total energy cost reaches $6,416.
Lexington's cost of living index of 92 is below the national average, and electricity costs reflect that affordability. The Central Air Conditioner adds $35.64/month to a typical bill of $135. Upgrading to an ENERGY STAR Central Air Conditioner can cut energy use by up to 15%, saving approximately $64 per year at Lexington rates.
Lexington's moderate climate (avg 65°F) helps keep seasonal energy cost swings manageable for most appliances. A Central Air Conditioner produces approximately 2.4 tons of CO2 annually at typical usage. Lexington residents can reduce this footprint by choosing an ENERGY STAR certified unit, optimizing usage patterns, or investing in solar — see our solar savings calculator for Lexington.
Compare All Energy Costs in Lexington
See energy costs for 168+ household appliances at Lexington's local electricity rate.