Portable Air Conditioner in Durham — $143/yr to Run (13.3¢/kWh)
Your portable air conditioner in Durham costs about $12/month at 13.3¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Durham, NC Electricity Rate
13.3¢/kWh
Utility: Duke Energy Progress
+2% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$1.19
9.0 kWh/day
Monthly Cost
$11.94
90 kWh/mo
Annual Cost
$143
1,080 kWh/yr
Lifetime (8yr)
$1,147
energy only
Monthly Cost Breakdown in Durham
| Period | kWh | Durham Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 9.0 | $1.19 | $1.17 | +$0.02 |
| Weekly | 63.0 | $8.36 | $8.19 | +$0.17 |
| Monthly | 90.0 | $11.94 | $11.70 | +$0.24 |
| Quarterly | 270.0 | $35.83 | $35.10 | +$0.73 |
| Annual | 1080.0 | $143.32 | $140.40 | +$2.92 |
Customize Your Portable Air Conditioner Cost
Adjust usage hours and electricity rate to calculate your exact cost in Durham.
Daily
$1.19
Monthly
$11.94
Annual
$143
8-Year
$1,147
Energy Saving Tips for Portable Air Conditioner in Durham
- ✓Durham electricity rates are 2% above the national average — energy efficiency matters more here.
- ✓A smart Portable Air Conditioner with scheduling optimization can save ~$14/year at Durham rates.
- ✓Durham's warm climate (avg 62.9°F) means higher cooling costs — consider ceiling fans to supplement.
- ✓Keep exhaust hose as short as possible
- ✓Empty water tank regularly
- ✓Seal the window kit properly
Highest-Cost Appliances in Durham, NC
See which appliances cost the most to run at Durham's 13.3¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,720/yr
$143.32/mo
Electric Furnace
HVAC · 10,000W
$1,194/yr
$99.53/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$872/yr
$72.65/mo
EV Charger (Level 2)
Garage · 7,200W
$860/yr
$71.66/mo
Boiler (Electric)
HVAC · 6,000W
$717/yr
$59.72/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$654/yr
$54.49/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$654/yr
$54.49/mo
Heat Pump
HVAC · 2,400W
$510/yr
$42.46/mo
Portable Air Conditioner Cost in Other North Carolina Cities
| City | Rate | Annual Cost | vs Durham |
|---|---|---|---|
| Durham (current) | 13.3¢ | $143 | — |
| Charlotte | 13.3¢ | $144 | +$1 |
| Raleigh | 12.7¢ | $137 | $-6 |
| Greensboro | 13.6¢ | $147 | +$4 |
| Winston-Salem | 14.0¢ | $151 | +$8 |
| Fayetteville | 12.7¢ | $138 | $-6 |
| Cary | 13.1¢ | $141 | $-2 |
| Wilmington | 14.1¢ | $152 | +$8 |
| High Point | 13.5¢ | $146 | +$3 |
Portable Air Conditioner Energy Cost FAQ — Durham, NC
Understanding Portable Air Conditioner Energy Costs in Durham, NC
Durham is a mid-sized North Carolina city where residential electricity rates from Duke Energy Progress are shaped by regional energy supply and local demand patterns. Running a moderate-draw appliance like the Portable Air Conditioner (1,500W) at Durham's rate of 13.3¢/kWh costs approximately $143 per year — $3 more than the national average of $140.
Durham rates are 2% above the national average — a modest premium that adds $3 per year to Portable Air Conditioner operating costs. Over the appliance's 8-year lifespan, that's $23 in cumulative extra spending versus the national average.
Durham's cost of living index of 95 is below the national average, and electricity costs reflect that affordability. The Portable Air Conditioner adds $11.94/month to a typical bill of $144. While no ENERGY STAR version is available, a smart Portable Air Conditioner with automated scheduling can reduce consumption by 10%, saving $14/year.
Durham's moderate climate (avg 62.9°F) helps keep seasonal energy cost swings manageable for most appliances. A Portable Air Conditioner produces approximately 0.77 tons of CO2 annually at typical usage. Durham residents can reduce this footprint by optimizing usage patterns, or investing in solar — see our solar savings calculator for Durham.
Compare All Energy Costs in Durham
See energy costs for 168+ household appliances at Durham's local electricity rate.