Sweet Grass, MT 21 December Weather

Altitude - 1077m | 48°59′46″N,111°57′40″W | map (OSM)

Sweet Grass, MT

°F

9 amPartly Cloudy9mphS

Sun, December 14, 20259:27 AM (GMT -07:00)

Climatic norm in Sweet Grass, MT Dec 21

10°
20°
30°

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	22°	21°	17°	18°	24°	25°	20°	17°
wind	14mph	12mph	13mph	14mph	15mph	13mph	11mph	10mph
pressure in	26.08	26.08	26.07	26.08	26.10	26.07	26.04	26.02

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

temperature °F	39°	39°	38°	37°	45°	43°	37°	37°
wind	7mph	7mph	7mph	6mph	6mph	6mph	8mph	9mph
pressure in	26.32	26.30	26.26	26.25	26.24	26.17	26.12	26.12

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

temperature °F	40°	38°	36°	38°	48°	50°	40°	36°
wind	10mph	9mph	8mph	6mph	7mph	12mph	11mph	10mph
pressure in	26.22	26.24	26.26	26.30	26.33	26.30	26.25	26.23

* Sweet Grass, 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 Sweet Grass, 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.