Cost to Run a Central Air Conditioner in New Jersey
New Jersey's average residential electricity rate is 23.3¢/kWh as of May 2026 — the 39th cheapest in the country, 27% above the U.S. average. At typical usage (8 hours/day), a central air conditioner here costs $198 per month.
Per hour
$0.82
at 2,000–5,000 W
Per day
$6.52
8 hours/day
Per month
$198
851 kWh
Per year
$2,381
10,220 kWh
By usage level in New Jersey
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $3.26 | $99.16 | $1,191 |
| Typical (8 hrs/day) | $6.52 | $198 | $2,381 |
| Heavy (16 hrs/day) | $13.05 | $397 | $4,763 |
New Jersey vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a central air conditioner in New Jersey?
At New Jersey's current average residential rate of 23.3¢/kWh (May 2026), a central air conditioner with typical usage costs about $6.52 per day, $198 per month, or $2,381 per year.
Is running a central air conditioner in New Jersey more expensive than average?
Yes. New Jersey's electricity costs about 27% more than the U.S. average, so the same usage costs $198 per month here versus $157 nationally.
What does electricity cost in New Jersey right now?
New Jersey residents pay an average of 23.3¢ per kWh as of May 2026 — the 39th cheapest rate of the 51 U.S. jurisdictions we track.