Shirley-Ismay, MT 21 December Weather

Altitude - 999m | 46°21′29″N,105°9′25″W | map (OSM)

Shirley-Ismay, MT

°F

10:30 pmFair13mphSE

Sat, December 13, 202511:24 PM (GMT -07:00)

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

temperature °F	20°	20°	19°	22°	27°	28°	24°	21°
wind	6mph	7mph	7mph	7mph	8mph	7mph	6mph	7mph
pressure in	26.32	26.34	26.35	26.39	26.42	26.41	26.39	26.41

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

temperature °F	27°	21°	25°	31°	40°	45°	35°	30°
wind	6mph	6mph	7mph	8mph	8mph	7mph	5mph	4mph
pressure in	26.65	26.57	26.57	26.57	26.53	26.50	26.42	26.37

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

temperature °F	36°	31°	31°	34°	45°	48°	38°	34°
wind	6mph	6mph	6mph	6mph	8mph	7mph	5mph	6mph
pressure in	26.51	26.49	26.52	26.57	26.62	26.62	26.58	26.56

* Shirley-Ismay, MT 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 Shirley-Ismay, MT 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.