Mount Rainier, WA 21 December Weather

Altitude - 1440m | 46°58′26″N,121°46′8″W | map (OSM)

Mount Rainier, WA

°F

5 pmSnow8mphS

Tue, December 16, 20255:31 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	28°	28°	28°	29°	33°	34°	32°	32°
wind	3mph	3mph	3mph	3mph	3mph	4mph	4mph	4mph
pressure in	24.94	24.91	24.88	24.85	24.84	24.81	24.79	24.80

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

temperature °F	41°	42°	42°	40°	37°	37°	33°	34°
wind	7mph	8mph	6mph	3mph	2mph	4mph	2mph	2mph
pressure in	25.07	25.00	24.96	25.01	25.02	25.06	25.10	25.16

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

temperature °F	36°	34°	36°	37°	43°	42°	38°	37°
wind	1mph	1mph	1mph	1mph	0mph	0mph	1mph	1mph
pressure in	25.12	25.11	25.13	25.17	25.20	25.15	25.11	25.08

* Mount Rainier, 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 Mount Rainier, 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.