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      Elev 43 ft, 49.002 °N 122.283 °W

      Sumas, WA

      Sumas Station52°
      Updated: 12:37 AM PDT on September 22, 2026 (GMT -7)
      just now
      57°
      50°
      52
      Feels Like 52
      Partly Cloudy
      N
      1
      Lower temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Tue 09/22
        Low 51°f
         7% Precip. / 0 in
        A few clouds. Low 51F. Winds light and variable.
        Tomorrow
        Wed 09/23
        High 69°f
         15% Precip. / 0 in
        Cloudy skies early, followed by partial clearing. High 69F. Winds SW at 5 to 10 mph.
        Tomorrow night
        Wed 09/23
        Low 52°f
         24% Precip. / 0 in
        Partly cloudy skies in the evening, then becoming cloudy overnight. Low 52F. Winds SSW at 5 to 10 mph.
        Hourly Forecast
        Now
        53°
        1AM
        53°
        2AM
        53°
        3AM
        53°
        4AM
        53°
        5AM
        52°
        6AM
        52°
        6:56AM
        Sunrise
        7AM
        52°
        8AM
        54°
        9AM
        56°
        10AM
        58°
        11AM
        61°
        12PM
        62°
        1PM
        64°
        2PM
        66°
        3PM
        67°
        4PM
        67°
        5PM
        67°
        6PM
        65°
        7PM
        61°
        7:06PM
        Sunset
        8PM
        58°
        9PM
        56°
        10PM
        55°
        11PM
        56°
        12AM
        55°
        Precipitation
        16%
        Pollen
        None
        Air Quality
        22
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point51°F
        5. Humidity 94%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         CYXX Station History
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 57°F 69°F 87°F 1952
        4. Low 50°F 46°F 30°F 1961
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 72°F 69°F 88°F
        4. Low 50°F 46°F 30°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:55 AM 7:06 PM
        3. Civil Twilight 6:24 AM 7:38 PM
        4. Nautical Twilight 5:47 AM 8:15PM
        5. Astronomical Twilight 5:08 AM 8:53 PM
        1. Length of Visible Light 13h 13m
        2. Length of Day 12h 10m
        3. Tomorrow will be 3 minutes 34 seconds shorter
        1. Moon 5:41 PM 2:07 AM
        2. Waxing Gibbous86% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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