Portable Air Conditioner in Wilmington — $152/yr to Run (14.1¢/kWh)
Your portable air conditioner in Wilmington costs about $13/month at 14.1¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Wilmington, NC Electricity Rate
14.1¢/kWh
Utility: Duke Energy Carolinas
+8% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$1.26
9.0 kWh/day
Monthly Cost
$12.65
90 kWh/mo
Annual Cost
$152
1,080 kWh/yr
Lifetime (8yr)
$1,214
energy only
Monthly Cost Breakdown in Wilmington
| Period | kWh | Wilmington Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 9.0 | $1.26 | $1.17 | +$0.09 |
| Weekly | 63.0 | $8.85 | $8.19 | +$0.66 |
| Monthly | 90.0 | $12.65 | $11.70 | +$0.95 |
| Quarterly | 270.0 | $37.94 | $35.10 | +$2.84 |
| Annual | 1080.0 | $151.74 | $140.40 | +$11.34 |
Customize Your Portable Air Conditioner Cost
Adjust usage hours and electricity rate to calculate your exact cost in Wilmington.
Daily
$1.26
Monthly
$12.65
Annual
$152
8-Year
$1,214
Energy Saving Tips for Portable Air Conditioner in Wilmington
- ✓Wilmington electricity rates are 8% above the national average — energy efficiency matters more here.
- ✓A smart Portable Air Conditioner with scheduling optimization can save ~$15/year at Wilmington rates.
- ✓Wilmington's warm climate (avg 66.9°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 Wilmington, NC
See which appliances cost the most to run at Wilmington's 14.1¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,821/yr
$151.74/mo
Electric Furnace
HVAC · 10,000W
$1,265/yr
$105.38/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$923/yr
$76.92/mo
EV Charger (Level 2)
Garage · 7,200W
$910/yr
$75.87/mo
Boiler (Electric)
HVAC · 6,000W
$759/yr
$63.23/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$692/yr
$57.69/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$692/yr
$57.69/mo
Heat Pump
HVAC · 2,400W
$540/yr
$44.96/mo
Portable Air Conditioner Cost in Other North Carolina Cities
| City | Rate | Annual Cost | vs Wilmington |
|---|---|---|---|
| Wilmington (current) | 14.1¢ | $152 | — |
| Charlotte | 13.3¢ | $144 | $-8 |
| Raleigh | 12.7¢ | $137 | $-14 |
| Greensboro | 13.6¢ | $147 | $-5 |
| Durham | 13.3¢ | $143 | $-8 |
| Winston-Salem | 14.0¢ | $151 | $-1 |
| Fayetteville | 12.7¢ | $138 | $-14 |
| Cary | 13.1¢ | $141 | $-11 |
| High Point | 13.5¢ | $146 | $-6 |
Portable Air Conditioner Energy Cost FAQ — Wilmington, NC
Understanding Portable Air Conditioner Energy Costs in Wilmington, NC
Wilmington is a mid-sized North Carolina city where residential electricity rates from Duke Energy Carolinas are shaped by regional energy supply and local demand patterns. Running a moderate-draw appliance like the Portable Air Conditioner (1,500W) at Wilmington's rate of 14.1¢/kWh costs approximately $152 per year — $11 more than the national average of $140.
Wilmington rates are 8% above the national average — a modest premium that adds $11 per year to Portable Air Conditioner operating costs. Over the appliance's 8-year lifespan, that's $91 in cumulative extra spending versus the national average.
Wilmington's cost of living index of 89 is below the national average, and electricity costs reflect that affordability. The Portable Air Conditioner adds $12.65/month to a typical bill of $154. While no ENERGY STAR version is available, a smart Portable Air Conditioner with automated scheduling can reduce consumption by 10%, saving $15/year.
Wilmington's moderate climate (avg 66.9°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. Wilmington residents can reduce this footprint by optimizing usage patterns, or investing in solar — see our solar savings calculator for Wilmington.
Compare All Energy Costs in Wilmington
See energy costs for 168+ household appliances at Wilmington's local electricity rate.