Jefferson Island, MT 15 December Weather

Altitude - 1291m | 45°51′4″N,111°56′28″W | map (OSM)

Jefferson Island, MT

°F

4:30 pmPartly Cloudy10mphSW

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

Climatic norm in Jefferson Island, MT Dec 15

5°
17°
29°

minimum
average
maximum

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

temperature °F	31°	31°	32°	33°	43°	46°	44°	42°
wind	9mph	9mph	9mph	11mph	14mph	16mph	17mph	18mph
pressure in	25.64	25.65	25.66	25.65	25.64	25.61	25.58	25.55

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

temperature °F	28°	26°	26°	28°	30°	31°	25°	21°
wind	5mph	7mph	11mph	12mph	13mph	14mph	10mph	10mph
pressure in	25.35	25.34	25.41	25.53	25.60	25.64	25.66	25.69

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

temperature °F	23°	22°	19°	20°	32°	36°	31°	29°
wind	7mph	5mph	6mph	5mph	5mph	5mph	7mph	8mph
pressure in	25.81	25.83	25.85	25.88	25.92	25.89	25.87	25.83

* Jefferson Island, 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 Jefferson Island, 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.