Cost to Run a Humidifier in Maryland
Maryland's average residential electricity rate is 22.1¢/kWh as of April 2026 — the 39th cheapest in the country, 18% above the U.S. average. At typical usage (10 hours/day), a humidifier here costs $2.69 per month.
Per hour
0.9¢
at 20–300 W
Per day
8.8¢
10 hours/day
Per month
$2.69
12 kWh
Per year
$32.27
146 kWh
By usage level in Maryland
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (5 hrs/day) | 4.4¢ | $1.34 | $16.13 |
| Typical (10 hrs/day) | 8.8¢ | $2.69 | $32.27 |
| Heavy (20 hrs/day) | $0.18 | $5.37 | $64.53 |
Maryland vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a humidifier in Maryland?
At Maryland's current average residential rate of 22.1¢/kWh (April 2026), a humidifier with typical usage costs about 8.8¢ per day, $2.69 per month, or $32.27 per year.
Is running a humidifier in Maryland more expensive than average?
Yes. Maryland's electricity costs about 18% more than the U.S. average, so the same usage costs $2.69 per month here versus $2.29 nationally.
What does electricity cost in Maryland right now?
Maryland residents pay an average of 22.1¢ per kWh as of April 2026 — the 39th cheapest rate of the 51 U.S. jurisdictions we track.