Upper St. Vrain, CO 18 December Weather

Altitude - 2628m | 40°10′48″N,105°30′0″W | map (OSM)

Upper St. Vrain, CO

°F

2 pmSunny22mphW

Thu, December 11, 20252:31 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	39°	38°	35°	37°	42°	42°	39°	40°
wind	14mph	14mph	13mph	10mph	10mph	11mph	11mph	13mph
pressure in	21.57	21.59	21.58	21.64	21.67	21.64	21.62	21.63

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

temperature °F	26°	25°	26°	33°	39°	41°	39°	41°
wind	7mph	7mph	9mph	9mph	11mph	13mph	17mph	27mph
pressure in	21.85	21.82	21.81	21.86	21.83	21.79	21.73	21.75

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

temperature °F	27°	27°	29°	35°	46°	45°	40°	38°
wind	5mph	7mph	7mph	5mph	5mph	6mph	8mph	12mph
pressure in	21.78	21.75	21.75	21.79	21.82	21.74	21.67	21.64

* Upper St. Vrain, CO 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 Upper St. Vrain, CO 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.