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      Elev 31 ft, 42.287 °N 71.062 °W

      Dorchester, MA

      Ashmont Station80°
      Updated: 1:51 PM EDT on September 17, 2026 (GMT -4)
      10 minutes ago
      80°
      65°
      80
      Feels Like 82
      Cloudy
      N
      7
      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
        Thu 09/17
        High 79°f
         19% Precip. / 0 in
        Overcast. Slight chance of a rain shower. High 79F. Winds S at 5 to 10 mph.
        Tonight
        Thu 09/17
        Low 66°f
         69% Precip. / 0.17 in
        Cloudy with rain ending overnight. Low 66F. Winds SW at 5 to 10 mph. Chance of rain 70%.
        Tomorrow
        Fri 09/18
        High 78°f52°f
         20% Precip. / 0 in
        Partly cloudy skies. High 78F. Winds NNW at 10 to 15 mph.
        Hourly Forecast
        Now
        74°
        2PM
        74°
        3PM
        77°
        4PM
        77°
        5PM
        78°
        6PM
        76°
        6:50PM
        Sunset
        7PM
        65%
        74°
        8PM
        59%
        72°
        9PM
        65%
        71°
        10PM
        46%
        70°
        11PM
        66%
        69°
        12AM
        45%
        69°
        1AM
        45%
        69°
        2AM
        69°
        3AM
        68°
        4AM
        67°
        5AM
        67°
        6AM
        67°
        6:27AM
        Sunrise
        7AM
        66°
        8AM
        68°
        9AM
        70°
        10AM
        73°
        11AM
        74°
        12PM
        76°
        1PM
        77°
        Precipitation
        66%
        Rain possible after 7 PM
        Pollen
        None
        Air Quality
        48
        Good
        UV Index
        2
        Low
        Additional Conditions
        1. Pressure 30.17 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point65°F
        5. Humidity 74%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KBOS Station History
        Almanac for September 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 80°F 73°F 91°F 1915
        4. Low 65°F 58°F 44°F 2013
        5. Rain/Snow Depth
        6. Precipitation 0.17 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 78°F 72°F 90°F
        4. Low 65°F 58°F 43°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:26 AM 6:50 PM
        3. Civil Twilight 5:58 AM 7:18 PM
        4. Nautical Twilight 5:25 AM 7:51PM
        5. Astronomical Twilight 4:51 AM 8:25 PM
        1. Length of Visible Light 13h 20m
        2. Length of Day 12h 23m
        3. Tomorrow will be 2 minutes 50 seconds shorter
        1. Moon 1:31 PM 10:01 PM
        2. Waxing Crescent39% 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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