Glastonbury, MT 21 December Weather

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

Glastonbury, MT

°F

4 amPartly Cloudy18mphS

Tue, December 16, 20254:43 AM (GMT -07:00)

Sunday Dec 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	23°	21°	20°	23°	31°	35°	32°	32°
wind	9mph	9mph	9mph	9mph	10mph	11mph	10mph	10mph
pressure in	24.61	24.60	24.59	24.63	24.67	24.66	24.65	24.66

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

temperature °F	34°	30°	32°	34°	41°	45°	38°	37°
wind	12mph	10mph	11mph	11mph	10mph	11mph	11mph	12mph
pressure in	24.92	24.86	24.85	24.84	24.83	24.80	24.73	24.74

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

temperature °F	35°	32°	31°	33°	41°	45°	37°	33°
wind	9mph	8mph	9mph	8mph	10mph	8mph	10mph	10mph
pressure in	24.83	24.83	24.85	24.89	24.91	24.90	24.88	24.87

* Glastonbury, 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 Glastonbury, 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.