Grand Coulee, WA 20 December Weather

Altitude - 467m | 47°56′31″N,119°0′11″W | map (OSM)

Grand Coulee, WA

°F

12:30 pmPartly Cloudy8mphS

Tue, December 16, 20251:06 PM (GMT -08:00)

Saturday Dec 20 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	28°	28°	28°	29°	34°	35°	32°	30°
wind	5mph	5mph	6mph	7mph	9mph	8mph	7mph	6mph
pressure in	28.11	28.13	28.16	28.19	28.21	28.21	28.23	28.25

Friday Dec 20 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	33°	33°	32°	34°	38°	37°	35°	34°
wind	3mph	3mph	2mph	3mph	3mph	3mph	4mph	4mph
pressure in	28.48	28.49	28.51	28.53	28.52	28.50	28.50	28.47

Wednesday Dec 20 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	38°	37°	37°	37°	38°	40°	39°	38°
wind	2mph	2mph	2mph	3mph	2mph	1mph	2mph	2mph
pressure in	28.24	28.27	28.31	28.34	28.34	28.33	28.36	28.38

* Grand Coulee, WA weather for December 20 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 Grand Coulee, WA Weather for December 20, 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 20 for previous years is presented.