Sumas, WA Monthly Weather

Altitude - 3m | 49°0′0″N,122°15′54″W | map (OSM)

Sumas, WA

°F

1 amRain11mphSW

Wed, December 17, 20251:44 AM (GMT -08:00)

December

Sun	Mon	Tue	Wed Dec 17 48 °F low40 °F	Thu Dec 18 44 °F low41 °F	Fri Dec 19 40 °F low37 °F	Sat Dec 20 41 °F low38 °F
Sun Dec 21 42 °F low38 °F	Mon Dec 22 41 °F low38 °F	Tue Dec 23 41 °F low36 °F	Wed Dec 24 39 °F low35 °F	Thu Dec 25 40 °F low35 °F	Fri Dec 26 43 °F low38 °F	Sat Dec 27 44 °F low40 °F
Sun Dec 28 44 °F low41 °F	Mon Dec 29 43 °F low40 °F	Tue Dec 30 42 °F low38 °F	Wed	Thu	Fri	Sat

Last updated 1h 11min ago

Temperature in Sumas, WA for month

* Sumas, WA Monthly weather is based on statistical data for the last 10 years. It is intended for personal use on an "as is" basis. This page provides the weather forecast for the next 30 days. In this forecast option you can see precipitation icons and maximum air temperature. The first 14 days reflect the current weather forecast for Sumas, WA, and the following days reflect the weather based on statistical data from the last few years of measurements. This weather forecast will be useful for a general understanding of weather changes the nearest month for Sumas, WA. Please note that long-term forecasts are not a forecast as such, but only reflect the statistics of past years.