Casper Mountain, WY 20 December Weather

Altitude - 2461m | 42°43′59″N,106°19′37″W | map (OSM)

Casper Mountain, WY

°F

6 pmFair30mphW

Wed, December 17, 20256:28 PM (GMT -07:00)

Saturday Dec 20 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	39°	34°	28°	29°	36°	39°	32°	30°
wind	16mph	13mph	9mph	7mph	10mph	10mph	8mph	10mph
pressure in	21.90	21.96	21.98	22.04	22.11	22.14	22.10	22.11

Friday Dec 20 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	32°	33°	35°	40°	48°	51°	41°	35°
wind	13mph	15mph	16mph	20mph	21mph	15mph	11mph	11mph
pressure in	22.31	22.29	22.29	22.35	22.39	22.38	22.32	22.28

Wednesday Dec 20 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	39°	38°	37°	41°	50°	51°	41°	37°
wind	12mph	11mph	12mph	12mph	16mph	13mph	10mph	10mph
pressure in	22.13	22.13	22.14	22.21	22.28	22.26	22.18	22.17

* Casper Mountain, WY weather for December 20 is prepared on the basis of GFS data and is intended for personal use in the "as is" (as is) format. You can see on this page Casper Mountain, WY Weather for December 20, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on December 20 for previous years is presented.