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      Elev 24 ft, 42.363 °N 71.108 °W

      Cambridge, MA

      Central Square Station58°
      Updated: 6:42 AM EDT on September 20, 2026 (GMT -4)
      2 minutes ago
      62°
      53°
      58
      Feels Like 58
      Partly Cloudy
      N
      5
      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
        Sun 09/20
        High 62°f
         82% Precip. / 0.13 in
        Showers this morning, becoming a steady rain during the afternoon hours. Potential for heavy rainfall. High 62F. Winds SE at 5 to 10 mph. Chance of rain 80%.
        Tonight
        Sun 09/20
        Low 55°f
         79% Precip. / 0.17 in
        Light rain early...then remaining cloudy with showers overnight. Low near 55F. Winds NE at 5 to 10 mph. Chance of rain 80%.
        Tomorrow
        Mon 09/21
        High 66°f53°f
         20% Precip. / 0 in
        Cloudy skies early, followed by partial clearing. High 66F. Winds NE at 10 to 15 mph.
        Hourly Forecast
        Now
        57°
        7AM
        57°
        8AM
        60°
        9AM
        62°
        10AM
        60°
        11AM
        61°
        12PM
        30%
        61°
        1PM
        54%
        60°
        2PM
        83%
        60°
        3PM
        74%
        60°
        4PM
        61%
        59°
        5PM
        63%
        59°
        6PM
        57%
        60°
        6:44PM
        Sunset
        7PM
        72%
        60°
        8PM
        77%
        60°
        9PM
        80%
        60°
        10PM
        74%
        60°
        11PM
        73%
        60°
        12AM
        78%
        60°
        1AM
        71%
        60°
        2AM
        47%
        60°
        3AM
        40%
        58°
        4AM
        36%
        57°
        5AM
        31%
        57°
        6AM
        56°
        Precipitation
        83%
        Rain possible after 12 PM
        Pollen
        None
        Air Quality
        14
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.14 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point49°F
        5. Humidity 74%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KBOS Station History
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 62°F 72°F 97°F 1983
        4. Low 53°F 57°F 42°F 1979
        5. Rain/Snow Depth
        6. Precipitation 0.3 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 66°F 71°F 94°F
        4. Low 53°F 56°F 40°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:29 AM 6:45 PM
        3. Civil Twilight 6:01 AM 7:13 PM
        4. Nautical Twilight 5:28 AM 7:46PM
        5. Astronomical Twilight 4:54 AM 8:19 PM
        1. Length of Visible Light 13h 11m
        2. Length of Day 12h 15m
        3. Tomorrow will be 2 minutes 50 seconds shorter
        1. Moon 3:54 PM -
        2. Waxing Gibbous68% 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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