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January 8th, 2026 :: 8:37 pm PST   

Local Weather Report for
Sumas
Washington, United States

 Current Sumas Weather Conditions Updated January 8th at 8:00 pm 
Overcast
Temperature:41°F Dew Point:37°F
Barometer:30.27 inHg Wind:N 17 Mph
Humidity:86.9% Visibility:0M
 
 Sumas Weather Forecast Summary  
 
Today
Jan 8th
Friday
Jan 9th
Saturday
Jan 10th
Sunday
Jan 11th
Monday
Jan 12th
Mix of rain and snow Cloudy Mix of rain and snow Mix of rain and snow Showers
34°F
38°F
34°F
42°F
36°F
40°F
36°F
45°F
40°F
 
 Sumas Detailed Weather Forecast  
 
Thursday, January 8th, 2026
Evening Temperature: 33°F
Cloudy with a chance of flurries or showers. Risk of freezing rain.
Friday, January 9th, 2026
Overnight Temperature: 35°F
Cloudy with a chance of flurries or showers. Risk of freezing rain.
Morning Temperature: 37°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries.
Afternoon Temperature: 35°F
Cloudy.
Evening Temperature: 34°F
Cloudy.
Saturday, January 10th, 2026
Overnight Temperature: 36°F
Cloudy.
Morning Temperature: 40°F
Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries.
Afternoon Temperature: 38°F
Cloudy with showers likely. Showers possibly mixed with wet flurries.
Evening Temperature: 36°F
Cloudy with a few showers. Showers possibly mixed with wet flurries.
Sunday, January 11th, 2026
Overnight Temperature: 37°F
Cloudy with a few showers. Showers possibly mixed with wet flurries.
Morning Temperature: 38°F
Cloudy with a few showers. Showers possibly mixed with wet flurries.
Afternoon Temperature: 38°F
Cloudy with showers. Showers possibly mixed with wet flurries.
Evening Temperature: 40°F
Cloudy with showers.
Monday, January 12th, 2026
Overnight Temperature: 41°F
Cloudy with a few showers.
Morning Temperature: 43°F
Cloudy with a few showers.
Afternoon Temperature: 44°F
Cloudy with a slight chance of showers.
Evening Temperature: 43°F
Cloudy.
Tuesday, January 13th, 2026
Overnight Temperature: 45°F
Cloudy.
Morning Temperature: 48°F
Cloudy.
Afternoon Temperature: 46°F
A mix of cloud and sun.
Evening Temperature: 43°F
Clear.
Wednesday, January 14th, 2026
Overnight Temperature: 41°F
Clear.
Morning Temperature: 49°F
Sunny with cloudy periods.
Afternoon Temperature: 46°F
Cloudy.
Evening Temperature: 44°F
A mix of cloudy and clear skies.
Thursday, January 15th, 2026
Overnight Temperature: 38°F
Clear with cloudy periods.
Morning Temperature: 43°F
Sunny.
Afternoon Temperature: 38°F
Sunny.
Evening Temperature: 36°F
A mix of cloudy and clear skies.
Friday, January 16th, 2026
Overnight Temperature: 36°F
Mostly clear.
Morning Temperature: 46°F
Sunny.
Afternoon Temperature: 42°F
Sunny.
Evening Temperature: 39°F
A mix of cloudy and clear skies.





 

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8:00 PM  41°F
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Ferndale, WA 
7:53 PM  43°F
Mostly Cloudy

 
This WeatherCity Weather Forecast for Sumas, Washington, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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