Cost to run a central air conditioner in New Jersey

$0.86/hour

Central Air Conditioner at 3,500 W in New Jersey (24.61¢/kWh) · $209.48/month at 8 h/day

By hours of use

Use	Per day	Per month	Per year
1 h/day	$0.86	$26.19	$314.39
2 h/day	$1.72	$52.37	$628.79
4 h/day	$3.45	$104.74	$1,257.57
8 h/day	$6.89	$209.48	$2,515.14
12 h/day	$10.34	$314.22	$3,772.71
24 h/day	$20.67	$628.44	$7,545.43

A 3-ton central AC typically draws 3,000-4,000 W while running; SEER rating and duct losses matter.

How much does it cost to run a central air conditioner in New Jersey?

At 3,500 W and 24.61¢/kWh: $0.86 per hour, $6.89 per day and $209.48 per month at 8 h/day.

How does New Jersey compare with other states?

The same use costs $108.27/month in Nevada (cheapest) and $401.60/month in Hawaii (most expensive); the US average is $154.58.

Price: EIA Electric Power Monthly, Table 5.6.A (residential, August 2026 preliminary; released October 23, 2026).

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