Summit, MT 15 December Weather

Altitude - 1634m | 48°19′8″N,113°21′11″W | map (OSM)

Summit, MT

°F

12:30 pmMostly Cloudy7mphSW

Sat, December 13, 20251:10 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	38°	38°	39°	38°	39°	40°	40°	41°
wind	8mph	8mph	10mph	13mph	14mph	12mph	10mph	14mph
pressure in	24.59	24.57	24.55	24.50	24.48	24.45	24.40	24.33

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

temperature °F	33°	32°	31°	28°	28°	28°	27°	26°
wind	3mph	5mph	6mph	8mph	11mph	11mph	9mph	7mph
pressure in	24.35	24.37	24.42	24.46	24.50	24.52	24.57	24.61

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

temperature °F	26°	22°	21°	25°	30°	33°	30°	28°
wind	2mph	3mph	4mph	5mph	6mph	8mph	8mph	8mph
pressure in	24.76	24.75	24.76	24.81	24.82	24.79	24.75	24.70

* Summit, 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 Summit, 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.