Glastonbury, MT 15 December Weather

Altitude - 1558m | 45°19′41″N,110°46′55″W | map (OSM)

Glastonbury, MT

°F

11 amSunny16mphS

Mon, December 15, 202511:29 AM (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	36°	29°	31°	35°	41°	43°	39°	37°
wind	11mph	10mph	12mph	13mph	14mph	13mph	14mph	16mph
pressure in	24.93	24.88	24.90	24.91	24.87	24.84	24.81	24.79

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

temperature °F	34°	31°	30°	31°	30°	29°	23°	21°
wind	6mph	8mph	8mph	8mph	8mph	9mph	9mph	9mph
pressure in	24.56	24.55	24.57	24.66	24.73	24.77	24.80	24.84

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

temperature °F	25°	23°	22°	25°	35°	37°	31°	28°
wind	9mph	8mph	8mph	8mph	7mph	7mph	8mph	9mph
pressure in	25.01	25.02	25.06	25.10	25.11	25.06	25.04	25.02

* Glastonbury, 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 Glastonbury, 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.