What time is it in Casper, Wyoming?

Casper is currently on daylight saving time. The next change is Sunday, November 1, 2026, when 2:00 am becomes 1:00 am local time.

Casper sits at 42.84°N, 106.32°W. For sunrise and sunset there — which do depend on exactly where it is, unlike the clock — see sunrise and sunset in Casper.

The clock says the same thing everywhere in Mountain Daylight Time, but the sun does not. Over Casper it is highest at 12:56 pm today — 56 minutes after clock noon.

At 106.3°W, Casper sits well toward the western edge of its zone, which is why the sun stays up later here than the clock suggests. Daylight saving adds another hour on top until the clocks change.

Today runs 12 hours 1 minute in Casper, and the day is getting shorter by 3 minutes a day. Across the year it swings 6 hours 19 minutes, from 15 hours 21 minutes at the June solstice down to 9 hours 1 minute in December.

At 42.8°N that puts Casper between Kailua at 2 hours 22 minutes and Fairbanks at 18 hours 9 minutes.