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August 25th, 2025 :: 1:01 pm PDT   

Local Weather Report for
Sumas
Washington, United States

 Current Sumas Weather Conditions Updated August 25th at 12:00 pm 
Temperature:81°F Dew Point:63°F
Barometer:29.95 inHg Wind:N 15 Mph
Humidity:54.3% Visibility:0M
 
 Sumas Weather Forecast Summary  
 
Today
Aug 25th
Tuesday
Aug 26th
Wednesday
Aug 27th
Thursday
Aug 28th
Friday
Aug 29th
Cloudy Cloudy Cloudy Cloudy Cloudy
84°F
84°F
65°F
78°F
61°F
66°F
57°F
76°F
55°F
 
 Sumas Detailed Weather Forecast  
 
Monday, August 25th, 2025
Afternoon Temperature: 78°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 66°F
Cloudy.
Tuesday, August 26th, 2025
Overnight Temperature: 67°F
Cloudy.
Morning Temperature: 81°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 78°F
Cloudy. Chance of a thunderstorm.
Evening Temperature: 67°F
A mix of cloudy and clear skies. Chance of a thunderstorm.
Wednesday, August 27th, 2025
Overnight Temperature: 66°F
A mix of cloudy and clear skies. Slight chance of a thunderstorm.
Morning Temperature: 76°F
A mix of sun and cloud. Chance of a thunderstorm.
Afternoon Temperature: 71°F
Cloudy with a chance of showers.
Evening Temperature: 62°F
Cloudy with a slight chance of showers.
Thursday, August 28th, 2025
Overnight Temperature: 60°F
Cloudy.
Morning Temperature: 66°F
Cloudy.
Afternoon Temperature: 61°F
Cloudy with a chance of showers.
Evening Temperature: 58°F
A mix of cloudy and clear skies with a slight chance of showers.
Friday, August 29th, 2025
Overnight Temperature: 58°F
Clear.
Morning Temperature: 73°F
Cloudy.
Afternoon Temperature: 71°F
Cloudy.
Evening Temperature: 59°F
A mix of cloudy and clear skies.
Saturday, August 30th, 2025
Overnight Temperature: 57°F
Cloudy with a chance of showers.
Morning Temperature: 66°F
A mix of cloud and sun with a chance of showers. Slight chance of a thunderstorm.
Afternoon Temperature: 63°F
Sunny with cloudy periods with a chance of showers. Slight chance of a thunderstorm.
Evening Temperature: 54°F
Clear with a slight chance of showers.
Sunday, August 31st, 2025
Overnight Temperature: 55°F
A mix of cloudy and clear skies.
Morning Temperature: 68°F
Sunny with cloudy periods.
Afternoon Temperature: 66°F
Sunny.
Evening Temperature: 55°F
Clear.
Monday, September 1st, 2025
Overnight Temperature: 57°F
Clear.
Morning Temperature: 70°F
Sunny.
Afternoon Temperature: 69°F
Sunny.
Evening Temperature: 57°F
A mix of cloudy and clear skies.
Tuesday, September 2nd, 2025
Overnight Temperature: 57°F
Mostly clear.
Morning Temperature: 71°F
Sunny.
Afternoon Temperature: 69°F
Sunny.
Evening Temperature: 59°F
Clear.





 

  [ Local Weather Report ]
Abbotsford, BC 
12:00 PM  81°F
 
 
Nooksack, WA 
12:00 PM  81°F
 
 
Everson, WA 
12:00 PM  81°F
 
 
Matsqui, BC 
12:00 PM  81°F
 
 
Gifford, BC 
12:00 PM  81°F
 
 
Lynden, WA 
12:00 PM  81°F
 
 
Lindell, BC 
 
Hopington, BC 
12:00 PM  81°F
 
 
Mission, BC 
 
Ferndale, WA 
11:53 AM  75°F
 

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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