San Juan Island, WA 31 May Weather

Altitude - 60m | 48°30′29″N,123°6′4″W | map (OSM)

San Juan Island, WA

°F

11:30 pmFair7mphS

Fri, May 30, 202512:19 AM (GMT -07:00)

Climatic norm in San Juan Island, WA May 31

45°
55°
65°

minimum
average
maximum

Saturday May 31 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	54°	52°	52°	56°	57°	58°	58°	53°
wind	1mph	2mph	3mph	6mph	9mph	8mph	9mph	9mph
pressure in	29.83	29.80	29.79	29.83	29.88	29.90	29.92	29.95

Friday May 31 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	49°	47°	47°	52°	55°	58°	58°	54°
wind	5mph	2mph	1mph	1mph	3mph	3mph	5mph	4mph
pressure in	30.06	30.03	30.01	29.99	29.95	29.89	29.83	29.79

* San Juan Island, WA weather for May 31 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 San Juan Island, WA Weather for May 31, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on May 31 for previous years is presented.