Umtanum, WA 21 December Weather

Altitude - 499m | 46°51′54″N,120°28′48″W | map (OSM)

Umtanum, WA

°F

6:30 pmPartly Cloudy6mphW

Tue, December 16, 20257:10 PM (GMT -08:00)

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

temperature °F	29°	28°	27°	29°	34°	36°	34°	33°
wind	4mph	3mph	2mph	2mph	3mph	5mph	5mph	4mph
pressure in	28.10	28.08	28.05	28.04	28.00	27.97	27.95	27.93

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

temperature °F	32°	32°	32°	35°	37°	36°	35°	33°
wind	2mph	3mph	3mph	2mph	2mph	5mph	2mph	2mph
pressure in	28.31	28.27	28.21	28.19	28.17	28.19	28.26	28.32

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

temperature °F	37°	36°	36°	36°	39°	39°	39°	38°
wind	1mph	1mph	1mph	1mph	1mph	1mph	1mph	2mph
pressure in	28.29	28.29	28.32	28.35	28.34	28.29	28.30	28.29

* Umtanum, WA 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 Umtanum, WA 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.