Window Air Conditioner in Seattle — $156/yr to Run (11.6¢/kWh)
Your window air conditioner in Seattle costs about $13/month at 11.6¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Seattle, WA Electricity Rate
11.6¢/kWh
Utility: Seattle City Light
-11% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$1.30
11.2 kWh/day
Monthly Cost
$12.99
112 kWh/mo
Annual Cost
$156
1,344 kWh/yr
Lifetime (10yr)
$1,559
energy only
Monthly Cost Breakdown in Seattle
| Period | kWh | Seattle Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 11.2 | $1.30 | $1.46 | $-0.16 |
| Weekly | 78.4 | $9.09 | $10.19 | $-1.10 |
| Monthly | 112.0 | $12.99 | $14.56 | $-1.57 |
| Quarterly | 336.0 | $38.98 | $43.68 | $-4.70 |
| Annual | 1344.0 | $155.90 | $174.72 | $-18.82 |
Customize Your Window Air Conditioner Cost
Adjust usage hours and electricity rate to calculate your exact cost in Seattle.
Daily
$1.30
Monthly
$12.99
Annual
$156
10-Year
$1,559
Energy Saving Tips for Window Air Conditioner in Seattle
- ✓Seattle has below-average electricity rates, but saving energy still reduces your carbon footprint.
- ✓An ENERGY STAR Window Air Conditioner in Seattle saves ~$16/year compared to standard models.
- ✓A smart Window Air Conditioner with scheduling optimization can save ~$23/year at Seattle rates.
- ✓Choose the right size for your room
- ✓Seal gaps around the unit
- ✓Clean filter biweekly
ENERGY STAR Savings: Upgrading to an ENERGY STAR Window Air Conditioner in Seattle saves approximately $16/year at local rates — $156 over the appliance lifetime.
Highest-Cost Appliances in Seattle, WA
See which appliances cost the most to run at Seattle's 11.6¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,503/yr
$125.28/mo
Electric Furnace
HVAC · 10,000W
$1,044/yr
$87.00/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$762/yr
$63.51/mo
EV Charger (Level 2)
Garage · 7,200W
$752/yr
$62.64/mo
Boiler (Electric)
HVAC · 6,000W
$626/yr
$52.20/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$572/yr
$47.63/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$572/yr
$47.63/mo
Heat Pump
HVAC · 2,400W
$445/yr
$37.12/mo
Window Air Conditioner Cost in Other Washington Cities
Window Air Conditioner Energy Cost FAQ — Seattle, WA
Understanding Window Air Conditioner Energy Costs in Seattle, WA
In a major metro like Seattle, electricity demand is high and rates reflect the cost of maintaining infrastructure for 0.7 million residents. Running a moderate-draw appliance like the Window Air Conditioner (1,400W) at Seattle's rate of 11.6¢/kWh costs approximately $156 per year — $19 less than the national average of $175.
Rates in Seattle are close to the national average, so the Window Air Conditioner's annual cost of $156 is broadly representative of what most US households pay. Over the 10-year expected lifespan, total energy cost reaches $1,559.
With a cost of living index of 104, Seattle is near the national median. The Window Air Conditioner's monthly cost of $12.99 represents a typical share of the average Seattle electric bill of $129/month. Upgrading to an ENERGY STAR Window Air Conditioner can cut energy use by up to 10%, saving approximately $16 per year at Seattle rates.
Seattle's moderate climate (avg 49.4°F) helps keep seasonal energy cost swings manageable for most appliances. A Window Air Conditioner produces approximately 0.96 tons of CO2 annually at typical usage. Seattle 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 Seattle.
Compare All Energy Costs in Seattle
See energy costs for 168+ household appliances at Seattle's local electricity rate.