AC running cost in Las Vegas, NV: NV Energy
Las Vegas averages 3,720 cooling degree days a year at Las Vegas Harry Reid (McCarran) International Airport, about 1.7× Nevada's statewide average. A typical 2,000 sq ft home's central AC uses roughly 4,209 kWh a year (estimate; see method).
Las Vegas climate (NOAA 1991–2020 normals, Las Vegas Harry Reid (McCarran) International Airport)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 1 | 36 | 136 | 390 | 679 | 876 | 828 | 560 | 200 | 16 | 0 |
Cooling degree days, base 65°F. Source: NOAA NCEI Monthly Normals, station USW00023169
NV Energy (Nevada Power): Residential Single-Family (RS)
Estimated AC energy cost for a 2,000 sq ft Las Vegas home (average insulation, 14 SEER2): $485/year, peaking at $114 in Jul.
11.514¢/kWh all year. Uses NV Energy's stated total effective rate of $0.11514/kWh. The listed line items (consumption $0.11379, DEAA -$0.00250, TRED $0.00044, EE $0.00267, NDPP $0.00029, ESAP $0.00006) sum to $0.11475; the $0.00039 difference equals the Universal Energy Charge, so we treat the stated total as including it.
| Month | AC kWh | AC cost |
|---|---|---|
| Jan | 0 | $0 |
| Feb | 1 | $0 |
| Mar | 41 | $5 |
| Apr | 154 | $18 |
| May | 441 | $51 |
| Jun | 768 | $88 |
| Jul | 991 | $114 |
| Aug | 936 | $108 |
| Sep | 633 | $73 |
| Oct | 226 | $26 |
| Nov | 18 | $2 |
| Dec | 0 | $0 |
Fixed charge not included: $18.00/month basic service charge. Excludes basic service charge and local government fee. Effective October 1, 2026. Sources: www.nvenergy.com (np_res_rate-10_1_30.pdf)