Union, WA 18 December Weather

Altitude - 88m | 45°42′29″N,122°33′7″W | map (OSM)

Union, WA

°F

9:30 amCloudy8mphSE

Tue, December 16, 202510:22 AM (GMT -08:00)

Thursday Dec 18 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	43°	43°	42°	43°	47°	52°	52°	50°
wind	5mph	6mph	8mph	10mph	10mph	9mph	6mph	6mph
pressure in	29.76	29.68	29.55	29.41	29.33	29.26	29.28	29.33

Wednesday Dec 18 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	50°	49°	51°	49°	52°	53°	49°	48°
wind	14mph	15mph	11mph	6mph	5mph	4mph	6mph	6mph
pressure in	29.64	29.66	29.78	29.93	29.95	29.93	29.94	29.92

Monday Dec 18 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	39°	40°	40°	41°	46°	47°	45°	45°
wind	4mph	4mph	4mph	5mph	5mph	7mph	7mph	6mph
pressure in	29.62	29.58	29.53	29.48	29.40	29.35	29.33	29.26

* Union, WA weather for December 18 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 Union, WA Weather for December 18, 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 18 for previous years is presented.