Sumas, Washington | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
Main Menu
10 Day Forecast
  • Forecast day icon
    Friday
    Chance of Rain
    57°
    Forecast night icon
    Night
    Chance of Rain
    43°
    Friday 4/26
    Day
    57°
    Chance of Rain
    Forecast day icon
    Night
    43°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Rain at times in the morning then rain likely late in the morning. A slight chance of rain in the afternoon. Rainfall amounts a tenth to a quarter of an inch possible. Highs in the 50s. Southeast wind to 10 mph becoming south around 10 mph in the afternoon.
    Night Details
    Mostly cloudy. A slight chance of rain after midnight. A chance of rain in the morning. Lows in the 40s. Light wind becoming southeast to 10 mph after midnight.
  • Forecast day icon
    Saturday
    Rain
    51°
    Forecast night icon
    Night
    Rain
    43°
    Saturday 4/27
    Day
    51°
    Rain
    Forecast day icon
    Night
    43°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Rain. Rainfall amounts a quarter to a half inch possible. Highs in the upper 40s to mid 50s. South wind 10 to 15 mph.
    Night Details
    Rain likely in the evening then rain at times after midnight. Rainfall amounts a tenth to a quarter of an inch possible. Lows in the 40s. Southeast wind 10 to 15 mph with gusts to 25 mph.
  • Forecast day icon
    Sunday
    Rain
    48°
    Forecast night icon
    Night
    Rain
    37°
    Sunday 4/28
    Day
    48°
    Rain
    Forecast day icon
    Night
    37°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Rain. Rainfall amounts a quarter to a half inch possible. Highs in the upper 40s to mid 50s. South wind 10 to 15 mph.
    Night Details
    Rain at times. Lows near 40.
  • Forecast day icon
    Monday
    Chance of Storms
    52°
    Forecast night icon
    Night
    Chance of Storms
    37°
    Monday 4/29
    Day
    52°
    Chance of Storms
    Forecast day icon
    Night
    37°
    Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Rain at times in the morning then rain showers and a slight chance of thunderstorms in the afternoon. Highs in the lower to mid 50s.
    Night Details
    Rain showers likely and a slight chance of thunderstorms in the evening then rain likely after midnight. Lows near 40.
  • Forecast day icon
    Tuesday
    Chance of Rain
    54°
    Forecast night icon
    Night
    Chance of Rain
    39°
    Tuesday 4/30
    Day
    54°
    Chance of Rain
    Forecast day icon
    Night
    39°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of rain. Highs in the lower to mid 50s.
    Night Details
    Mostly cloudy with a slight chance of rain. Lows in the lower 40s.
  • Forecast day icon
    Wednesday
    Chance of Rain
    56°
    Forecast night icon
    Night
    Chance of Rain
    42°
    Wednesday 5/1
    Day
    56°
    Chance of Rain
    Forecast day icon
    Night
    42°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of rain. Highs near 60.
    Night Details
    Mostly cloudy with a chance of rain. Lows in the mid 40s.
  • Forecast day icon
    Thursday
    Chance of Rain
    60°
    Forecast night icon
    Night
    40% Chance of Rain
    42°
    Thursday 5/2
    Day
    60°
    Chance of Rain
    Forecast day icon
    Night
    42°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy. A chance of rain in the morning then rain likely in the afternoon. Highs near 60.
    Night Details
    Mostly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 42F. Dew point will be around 45F with an average humidity of 94%. Winds will be 5 mph from the S.
  • Forecast day icon
    Friday
    40% Chance of Rain
    56°
    Forecast night icon
    Night
    Partly Cloudy
    42°
    Friday 5/3
    Day
    56°
    40% Chance of Rain
    Forecast day icon
    Night
    42°
    Partly Cloudy
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 56F. Dew point will be around 46F with an average humidity of 77%. Winds will be 6 mph from the SW.
    Night Details
    Partly cloudy. Low temperature around 42F. Dew point will be around 43F with an average humidity of 92%. Winds will be 6 mph from the SE.
  • Forecast day icon
    Saturday
    30% Chance of Rain
    59°
    Forecast night icon
    Night
    30% Chance of Rain
    42°
    Saturday 5/4
    Day
    59°
    30% Chance of Rain
    Forecast day icon
    Night
    42°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 59F. Dew point will be around 45F with an average humidity of 71%. Winds will be 6 mph from the SW.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 42F. Dew point will be around 44F with an average humidity of 92%. Winds will be 4 mph from the SE.
  • Forecast day icon
    Sunday
    30% Chance of Rain
    63°
    Forecast night icon
    Night
    30% Chance of Rain
    43°
    Sunday 5/5
    Day
    63°
    30% Chance of Rain
    Forecast day icon
    Night
    43°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 63F. Dew point will be around 45F with an average humidity of 65%. Winds will be 5 mph from the SW.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 43F. Dew point will be around 45F with an average humidity of 88%. Winds will be 5 mph from the SE.