Sumatra, MT 15 December Weather

Altitude - 975m | 46°37′5″N,107°33′4″W | map (OSM)

Sumatra, MT

°F

4:30 pmMostly Cloudy8mphSE

Sat, December 13, 20255:00 PM (GMT -07:00)

Monday Dec 15 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	39°	37°	35°	37°	44°	45°	44°	44°
wind	13mph	10mph	8mph	10mph	12mph	12mph	15mph	18mph
pressure in	26.65	26.67	26.66	26.65	26.61	26.55	26.48	26.42

Sunday Dec 15 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	34°	34°	35°	36°	38°	39°	36°	33°
wind	6mph	5mph	7mph	11mph	17mph	21mph	18mph	16mph
pressure in	26.39	26.38	26.41	26.45	26.49	26.55	26.60	26.64

Friday Dec 15 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	26°	26°	24°	27°	37°	39°	30°	26°
wind	10mph	9mph	8mph	7mph	6mph	3mph	5mph	7mph
pressure in	26.82	26.86	26.90	26.96	26.98	26.96	26.91	26.87

* Sumatra, MT weather for December 15 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 Sumatra, MT Weather for December 15, 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 15 for previous years is presented.