Grass Creek, WY 20 December Weather

Altitude - 1712m | 43°56′24″N,108°38′53″W | map (OSM)

Grass Creek, WY

°F

3 amClear17mphNW

Thu, December 18, 20253:47 AM (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	29°	27°	24°	25°	33°	34°	27°	24°
wind	12mph	7mph	5mph	7mph	7mph	7mph	7mph	7mph
pressure in	24.07	24.12	24.15	24.20	24.26	24.27	24.25	24.26

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

temperature °F	30°	30°	32°	35°	49°	49°	38°	35°
wind	5mph	4mph	4mph	4mph	4mph	5mph	6mph	4mph
pressure in	24.41	24.37	24.36	24.40	24.49	24.47	24.39	24.38

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

temperature °F	35°	34°	33°	35°	44°	43°	37°	36°
wind	6mph	6mph	6mph	5mph	3mph	4mph	5mph	6mph
pressure in	24.19	24.20	24.22	24.27	24.32	24.28	24.25	24.28

* Grass Creek, 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 Grass Creek, 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.