Mammoth, WY 21 December Weather

Altitude - 1993m | 44°58′37″N,110°42′7″W | map (OSM)

Mammoth, WY

°F

1:30 amMostly Cloudy8mphW

Thu, December 18, 20252:09 AM (GMT -07:00)

Climatic norm in Mammoth, WY Dec 21

-2°
10°
21°

minimum
average
maximum

Sunday Dec 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	18°	18°	20°	24°	29°	32°	30°	31°
wind	9mph	8mph	7mph	7mph	10mph	9mph	9mph	10mph
pressure in	23.36	23.31	23.28	23.29	23.28	23.26	23.24	23.25

Saturday Dec 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	22°	19°	20°	23°	34°	37°	30°	29°
wind	7mph	5mph	7mph	7mph	7mph	8mph	8mph	9mph
pressure in	23.53	23.47	23.45	23.46	23.50	23.47	23.40	23.41

Thursday Dec 21 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	31°	28°	28°	30°	35°	37°	32°	29°
wind	7mph	6mph	6mph	6mph	8mph	8mph	7mph	8mph
pressure in	23.49	23.47	23.51	23.55	23.56	23.55	23.54	23.53

* Mammoth, WY weather for December 21 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 Mammoth, WY Weather for December 21, 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 21 for previous years is presented.