Umatilla Reservation, OR 21 December Weather

Altitude - 620m | 45°38′46″N,118°32′46″W | map (OSM)

Umatilla Reservation, OR

°F

6:30 amRain13mphS

Mon, December 15, 20257:10 AM (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	36°	36°	35°	38°	42°	42°	40°	41°
wind	7mph	7mph	6mph	5mph	8mph	7mph	7mph	8mph
pressure in	27.72	27.70	27.68	27.68	27.64	27.60	27.59	27.62

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

temperature °F	37°	38°	41°	42°	40°	40°	41°	40°
wind	1mph	2mph	7mph	5mph	4mph	7mph	5mph	4mph
pressure in	27.88	27.81	27.74	27.75	27.76	27.81	27.88	27.94

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

temperature °F	35°	35°	34°	35°	40°	40°	38°	38°
wind	0mph	0mph	0mph	0mph	1mph	0mph	0mph	1mph
pressure in	27.87	27.88	27.89	27.92	27.91	27.87	27.87	27.86

* Umatilla Reservation, OR 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 Umatilla Reservation, OR 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.