Boulder, MT 18 December Weather

Altitude - 1498m | 46°14′13″N,112°7′16″W | map (OSM)

Boulder, MT

°F

10 pmClear8mphS

Sat, December 13, 202510:49 PM (GMT -07:00)

Thursday Dec 18 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	17°	15°	13°	13°	19°	23°	22°	26°
wind	11mph	9mph	6mph	6mph	8mph	9mph	8mph	9mph
pressure in	24.79	24.81	24.80	24.78	24.74	24.66	24.57	24.52

Wednesday Dec 18 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	26°	26°	28°	31°	35°	37°	32°	29°
wind	10mph	10mph	12mph	14mph	18mph	24mph	24mph	16mph
pressure in	25.05	25.02	24.99	24.95	24.89	24.87	24.96	25.05

Monday Dec 18 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	23°	21°	20°	22°	31°	34°	32°	30°
wind	5mph	3mph	4mph	3mph	5mph	6mph	7mph	6mph
pressure in	24.96	24.91	24.85	24.82	24.80	24.75	24.74	24.72

* Boulder, MT weather for December 18 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 Boulder, MT Weather for December 18, 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 18 for previous years is presented.