10-Day Weather Forecast - Sumas, WA

Cloudy. A chance of rain in the morning. A chance of rain in the afternoon. Highs in the mid 50s to lower 60s. East wind 10 to 15 mph decreasing to 10 mph or less in the afternoon.

Mostly cloudy with a slight chance of rain. Lows in the upper 30s to mid 40s. Northeast wind to 10 mph.

Partly sunny. Highs in the mid 50s to lower 60s. Light wind.

Partly cloudy in the evening, then mostly cloudy with a slight chance of rain after midnight. Lows near 40.

Mostly cloudy. A slight chance of rain in the morning, then a chance of rain in the afternoon. Highs in the mid to upper 50s.

Mostly cloudy with a chance of rain in the evening, then mostly cloudy with rain likely after midnight. Lows near 40.

Mostly cloudy with a chance of rain. Highs in the mid 50s.

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

Partly sunny. A chance of rain in the morning, then a slight chance of rain in the afternoon. Highs in the lower to mid 50s.

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

Partly sunny with a slight chance of rain. Highs in the 50s.

Clear. Low temperature around 31F. Dew point will be around 27F with an average humidity of 79%. Winds will be 3 mph from the E.

Partly cloudy. High temperature around 47F. Dew point will be around 37F with an average humidity of 71%. Winds will be 3 mph from the N.

Mostly cloudy. Low temperature around 32F. Dew point will be around 26F with an average humidity of 73%. Winds will be 2 mph from the ESE.

Mostly cloudy. High temperature around 45F. Dew point will be around 39F with an average humidity of 77%. Winds will be 2 mph from the NNE.

Cloudy. Low temperature around 33F. Dew point will be around 28F with an average humidity of 82%. Winds will be 4 mph from the E.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 47F. Dew point will be around 38F with an average humidity of 70%. Winds will be 4 mph from the ENE.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 34F. Dew point will be around 26F with an average humidity of 69%. Winds will be 2 mph from the ENE.