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      Elev 200 ft, 42.480 °N 71.411 °W

      Acton, MA

      Updated: 5:43 AM EDT on September 15, 2026 (GMT -4)
      4 minutes ago
      70°
      42°
      45
      Feels Like 45
      Clear
      N
      0
      Similar 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
        Today
        Tue 09/15
        High 70°f
        2% Precip. / 0 in
        Sunny to partly cloudy. High around 70F. Winds light and variable.
        Tonight
        Tue 09/15
        Low 52°f
        8% Precip. / 0 in
        Partly cloudy. Low 52F. Winds light and variable.
        Tomorrow
        Wed 09/16
        High 79°f60°f
        8% Precip. / 0 in
        Partly cloudy. High 79F. Winds SW at 5 to 10 mph.
        Hourly Forecast
        Now
        43°
        6AM
        43°
        6:25AM
        Sunrise
        7AM
        44°
        8AM
        50°
        9AM
        56°
        10AM
        60°
        11AM
        62°
        12PM
        64°
        1PM
        67°
        2PM
        68°
        3PM
        69°
        4PM
        69°
        5PM
        68°
        6PM
        66°
        6:55PM
        Sunset
        7PM
        62°
        8PM
        58°
        9PM
        56°
        10PM
        56°
        11PM
        55°
        12AM
        55°
        1AM
        55°
        2AM
        54°
        3AM
        54°
        4AM
        54°
        5AM
        54°
        Additional Conditions
        1. Pressure 30.34 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point42°F
        5. Humidity 97%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KBED Station History
        Almanac for September 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 70°F 75°F 88°F 1993
        4. Low 42°F 52°F 34°F 1975
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.3 in -
        7. Snow 0 in 0 in -
        Almanac for September 16, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 79°F 74°F 89°F
        4. Low 42°F 52°F 32°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:25 AM 6:55 PM
        3. Civil Twilight 5:57 AM 7:23 PM
        4. Nautical Twilight 5:23 AM 7:56PM
        5. Astronomical Twilight 4:49 AM 8:30 PM
        1. Length of Visible Light 13h 26m
        2. Length of Day 12h 29m
        3. Tomorrow will be 2 minutes 51 seconds shorter
        1. Moon 11:26 AM 8:44 PM
        2. Waxing Crescent21% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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        Weather Alerts
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