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      Elev 128 ft, 41.032 °N 73.631 °W

      Greenwich, CT

      Greenwich Station73°
      Updated: 8:25 PM EDT on September 10, 2026 (GMT -4)
      7 minutes ago
      85°
      68°
      73
      Feels Like 74
      Clear
      N
      3
      Lower temperature is expected tomorrow
      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
        Thu 09/10
        Low 64°f
         4% Precip. / 0 in
        Overcast. Low 64F. Winds light and variable.
        Tomorrow
        Fri 09/11
        High 78°f
         2% Precip. / 0 in
        Partly cloudy skies. High 78F. Winds NNW at 5 to 10 mph.
        Tomorrow night
        Fri 09/11
        Low 56°f
         3% Precip. / 0 in
        Partly cloudy. Low 56F. Winds light and variable.
        Hourly Forecast
        Now
        77°
        9PM
        76°
        10PM
        76°
        11PM
        75°
        12AM
        73°
        1AM
        72°
        2AM
        70°
        3AM
        69°
        4AM
        68°
        5AM
        66°
        6AM
        65°
        6:31AM
        Sunrise
        7AM
        65°
        8AM
        68°
        9AM
        69°
        10AM
        71°
        11AM
        72°
        12PM
        73°
        1PM
        75°
        2PM
        76°
        3PM
        76°
        4PM
        77°
        5PM
        76°
        6PM
        75°
        7PM
        70°
        7:10PM
        Sunset
        8PM
        67°
        Precipitation
        6%
        Pollen
        None
        Air Quality
        39
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.85 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point66°F
        5. Humidity 67%
        6. Rainfall 0.06 in
        7. Snow Depth 0 in
         KHPN Station History
        Almanac for September 11, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 85°F 76°F 98°F 1983
        4. Low 68°F 59°F 45°F 1995
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 12, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 78°F 76°F 91°F
        4. Low 68°F 58°F 40°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:31 AM 7:10 PM
        3. Civil Twilight 6:03 AM 7:38 PM
        4. Nautical Twilight 5:30 AM 8:10PM
        5. Astronomical Twilight 4:56 AM 8:44 PM
        1. Length of Visible Light 13h 34m
        2. Length of Day 12h 39m
        3. Tomorrow will be 2 minutes 42 seconds shorter
        1. Moon 6:59 AM 7:16 PM
        2. Waxing Crescent0% 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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