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Sumas, WA Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station   Switch to Metric Units

Mostly Cloudy 45°F
Feels Like 45°F  
Humidity 87% Dew Point 42°F Wind N 1 MPH Gusts 2 Barometer N/A
Visibility 1.24 mi.
Report from a MADIS/MESONET weather station 0.6 miles SSW of central Sumas
at

Current Conditions From Nearby Local Station   Switch to Metric Units

Mostly Cloudy 45°F
Feels Like 45°F  
Humidity 87% Dew Point 42°F Wind N 1 MPH Gusts 2 Barometer N/A
Visibility 1.24 mi.
Report from a MADIS/MESONET weather station 0.6 miles SSW of central Sumas
at

Point Forecast at a Glance

FriNov 7
Fri Nov 7: Mostly Cloudy, Low 37F
 
37
SatNov 8
Sat Nov 8: Mostly Sunny, High 55F, Low 42F
55
42
SunNov 9
Sun Nov 9: Rain With Sunny, High 62F, Low 48F
30%
62
48
MonNov 10
Mon Nov 10: Light Rain, High 57F, Low 44F
80%
57
44
TueNov 11
Tue Nov 11: Light Rain, High 53F, Low 42F
40%
53
42
WedNov 12
Wed Nov 12: Light Rain, High 57F, Low 45F
50%
57
45
ThuNov 13
Thu Nov 13: Rain, High 56F, Low 46F
90%
56
46

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 53°F to 62°F. Unsettled weather expected with rain likely on at least 5 days.

Climate Context

This week's forecast shows temperatures running 5°F above the historical average for November. Normal highs for this period are around 51°F with lows around 38°F.


This Date in Weather History

1986 - An early season blizzard struck the Northern Plains Region. North Dakota took the brunt of the storm with wind gusts to 70 mph, and snowfall totals ranged up to 25 inches at Devils Lake.

More on this and other weather history


Sumas, WA 7 Day Weather Forecast Details

Friday Nov 7

Mostly Cloudy

Night: Mostly cloudy. Low around 37, with temperatures rising to around 39 overnight. East wind around 6 mph.

Saturday Nov 8

Mostly Sunny

Day: Mostly sunny. High near 55, with temperatures falling to around 52 in the afternoon. East northeast wind around 7 mph.

Mostly Cloudy

Night: Mostly cloudy, with a low around 42. East northeast wind 6 to 9 mph.

Sunday Nov 9

Rain With Sunny

Day: A chance of rain after 4pm. Partly sunny, with a high near 62. East wind 2 to 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Rain

Night: Rain. Mostly cloudy, with a low around 48. East southeast wind 2 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Monday Nov 10

Light Rain

Day: Rain. Mostly cloudy, with a high near 57. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

Rain Likely

Night: Rain likely. Mostly cloudy, with a low around 44.

Tuesday Nov 11

Light Rain

Day: A chance of rain before 4pm. Mostly cloudy, with a high near 53.

Light Rain

Night: A chance of rain after 10pm. Mostly cloudy, with a low around 42.

Wednesday Nov 12

Light Rain

Day: A chance of rain. Mostly cloudy, with a high near 57.

Light Rain

Night: Rain. Mostly cloudy, with a low around 45.

Thursday Nov 13

Rain

Day: Rain. Cloudy, with a high near 56.

Rain

Night: Rain. Mostly cloudy, with a low around 46.

Friday Nov 14

Light Rain

Day: Rain before 5pm. Mostly cloudy, with a high near 55.

Sun & Moon   Monthly

First Light 6:33 AM

Sunrise 7:07 AM

Sunset 4:40 PM

Last Light 5:14 PM

Moonrise 5:00 PM

Moonset 10:31 AM

Moon Phase

Buy me a coffee

Contiguous United States Extremes

Fri's High Temperature
99 at 2 Miles North-northeast Of Lapuerta, TX and Zapata, TX

Fri's Low Temperature
7 at Mt. Washington, NH


Weather Folklore

If smoke falls to the ground, it is likely to rain.


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About Sumas, WA

Sumas (SOO-mas) is a city in Whatcom County, Washington, United States. It had a population of 1,583 as of the 2020 census. Sumas is located adjacent to the Canada–U.S. border and borders the city of Abbotsford, British Columbia. The Sumas–Huntingdon port of entry at the north end of State Route 9 operates 24 hours a day. Sumas shares Nooksack Valley School District with the cities of Nooksack and Everson. It is the northernmost settlement on Washington State Route 9.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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