Billowatt

Cost to Run a Portable Air Conditioner in Colorado

Colorado's average residential electricity rate is 16.5¢/kWh as of April 2026 — the 26th cheapest in the country, 12% below the U.S. average. At typical usage (8 hours/day), a portable air conditioner here costs $40.13 per month.

Per hour

$0.17

at 700–1,500 W

Per day

$1.32

8 hours/day

Per month

$40.13

243 kWh

Per year

$482

2,920 kWh

By usage level in Colorado

Usage Per day Per month Per year
Light (4 hrs/day) $0.66 $20.06 $241
Typical (8 hrs/day) $1.32 $40.13 $482
Heavy (16 hrs/day) $2.64 $80.26 $964

Colorado vs. the rest of the country

Monthly cost at typical usage.

Colorado $40.13
West average $47.82
U.S. average $45.72

Frequently asked questions

How much does it cost to run a portable air conditioner in Colorado?

At Colorado's current average residential rate of 16.5¢/kWh (April 2026), a portable air conditioner with typical usage costs about $1.32 per day, $40.13 per month, or $482 per year.

Is running a portable air conditioner in Colorado more expensive than average?

No — it's cheaper. Colorado's rate is about 12% below the U.S. average: $40.13 per month here versus $45.72 nationally.

What does electricity cost in Colorado right now?

Colorado residents pay an average of 16.5¢ per kWh as of April 2026 — the 26th cheapest rate of the 51 U.S. jurisdictions we track.

Portable Air Conditioner costs in nearby states

What else costs to run in Colorado

See the full Colorado electricity cost guide →