10-Day Weather Forecast - Sumas, WA

Windy. Rain in the morning then rain likely late in the morning. Rain in the afternoon. Rainfall amounts a quarter to a half inch possible. Highs in the 40s. Northeast wind 10 to 15 mph increasing to southeast 20 to 30 mph in the afternoon. Gusts to 45 mph.

Breezy. Mostly cloudy with a chance of rain in the evening then partly cloudy after midnight. Lows in the lower to mid 30s. South wind 15 to 25 mph with gusts to 50 mph becoming east 10 to 15 mph after midnight.

Mostly cloudy with a slight chance of rain in the morning then mostly cloudy with rain likely in the afternoon. Rainfall amounts less than a tenth of an inch likely. Highs in the 40s. Northeast wind to 10 mph.

Rain. Rainfall amounts a quarter to a half inch possible. Lows in the 30s. Light wind.

Rain and snow. Highs in the lower to mid 40s.

Mostly cloudy. A chance of rain and snow in the evening then a slight chance of rain and snow after midnight. Snow level near 1500 feet decreasing to 1000 feet after midnight. Lows in the lower 30s.

Mostly cloudy with a slight chance of rain and snow. Snow level near 500 feet. Highs in the lower to mid 40s.

Mostly cloudy with a slight chance of rain and snow. Snow level near 1000 feet. Lows in the lower 30s.

Mostly cloudy. A slight chance of rain and snow in the morning then a slight chance of rain in the afternoon. Highs in the mid 40s.

Mostly cloudy. A slight chance of rain in the evening then a slight chance of rain and snow after midnight. Lows in the mid 30s.

Mostly cloudy. A slight chance of rain and snow in the morning then a chance of rain in the afternoon. Highs in the upper 40s.

Mostly cloudy with a chance of rain. Lows in the mid to upper 30s.

Mostly cloudy with a chance of rain. Highs near 50.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 39F. Dew point will be around 38F with an average humidity of 93%. Winds will be 4 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 44F. Dew point will be around 39F with an average humidity of 88%. Winds will be 3 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 55%. Low temperature around 38F. Dew point will be around 38F with an average humidity of 95%. Winds will be 4 mph from the SE.

Cloudy with probable rain. Chance of precipitation 65%. High temperature around 42F. Dew point will be around 38F with an average humidity of 91%. Winds will be 3 mph from the SE.

Cloudy with probable rain. Chance of precipitation 65%. Low temperature around 35F. Dew point will be around 35F with an average humidity of 93%. Winds will be 4 mph from the SE.