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      Elev 51 ft, 45.101 °N 74.658 °W

      Williamstown, CA

      Williamstown Station65°
      Updated: 11:55 AM EDT on September 27, 2026 (GMT -4)
      49 seconds ago
      66°
      52°
      65
      Feels Like 65
      Partly Cloudy
      N
      15
      Gusts 24 mph
      Lower temperature is expected today
      Wundermap
      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
        Today
        Sun 09/27
        High 66°f
         52% Precip. / 0.02 in
        Cloudy with showers. High 66F. Winds ENE at 10 to 20 mph. Chance of rain 50%.
        Tonight
        Sun 09/27
        Low 53°f
         24% Precip. / 0 in
        Cloudy skies this evening will become partly cloudy after midnight. Low 53F. Winds ENE at 5 to 10 mph.
        Tomorrow
        Mon 09/28
        High 62°f49°f
         16% Precip. / 0 in
        Mostly cloudy skies. High 62F. Winds NE at 5 to 10 mph.
        Hourly Forecast
        Now
        64°
        12PM
        64°
        1PM
        65°
        2PM
        65°
        3PM
        64°
        4PM
        64°
        5PM
        40%
        63°
        6PM
        44%
        62°
        6:46PM
        Sunset
        7PM
        60°
        8PM
        57°
        9PM
        57°
        10PM
        35%
        57°
        11PM
        57°
        12AM
        57°
        1AM
        57°
        2AM
        56°
        3AM
        56°
        4AM
        55°
        5AM
        55°
        6AM
        54°
        6:53AM
        Sunrise
        7AM
        54°
        8AM
        56°
        9AM
        58°
        10AM
        59°
        11AM
        60°
        Precipitation
        44%
        Rain possible after 5 PM
        Pollen
        None
        Air Quality
        24
        Good
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 30.01 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point50°F
        5. Humidity 60%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         CYCC Station History
        Almanac for September 27, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 66°F 66°F 90°F 2017
        4. Low 52°F 44°F 26°F 1956
        5. Rain/Snow Depth
        6. Precipitation 0.02 in - in -
        7. Snow 0 in - in -
        Almanac for September 28, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 62°F 66°F 85°F
        4. Low 52°F 43°F 24°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:51 AM 6:46 PM
        3. Civil Twilight 6:22 AM 7:15 PM
        4. Nautical Twilight 5:48 AM 7:49PM
        5. Astronomical Twilight 5:13 AM 8:24 PM
        1. Length of Visible Light 12h 53m
        2. Length of Day 11h 54m
        3. Tomorrow will be 3 minutes 8 seconds shorter
        1. Moon 6:54 PM 7:57 AM
        2. Waning Gibbous97% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 26
        Full Moon
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