Sunnyside, WA 20 December Weather

Altitude - 235m | 46°19′26″N,120°0′32″W | map (OSM)

Sunnyside, WA

°F

1:30 pmSunny12mphSW

Tue, December 16, 20252:00 PM (GMT -08:00)

Climatic norm in Sunnyside, WA Dec 20

24°
30°
37°

minimum
average
maximum

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

temperature °F	34°	33°	33°	36°	43°	46°	39°	35°
wind	8mph	5mph	4mph	5mph	10mph	9mph	7mph	5mph
pressure in	29.03	29.05	29.06	29.10	29.08	29.07	29.07	29.07

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

temperature °F	35°	32°	33°	34°	38°	41°	38°	34°
wind	2mph	2mph	1mph	2mph	2mph	2mph	3mph	2mph
pressure in	29.32	29.30	29.33	29.36	29.34	29.33	29.32	29.30

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°	36°	40°	42°	39°	37°
wind	1mph	1mph	0mph	1mph	1mph	1mph	2mph	0mph
pressure in	29.06	29.08	29.13	29.17	29.16	29.15	29.17	29.21

* Sunnyside, 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 Sunnyside, 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.