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      Elev 240 ft, 41.350 °N 72.012 °W

      Groton, CT

      Mon, Oct 19, 2026
      Tomorrow
      Mon 10/19
      High 62°f46°f
      6% Precip. / 0 in
      Mostly sunny skies. High 62F. Winds NE at 10 to 20 mph.
      Tomorrow night
      Mon 10/19
      Low 46°f
      3% Precip. / 0 in
      Partly to mostly cloudy. Low 46F. Winds NNE at 10 to 20 mph.
      Sunrise 7:04 AM
      Sunset 6:00 PM
      Moonrise 2:55 PM
      Moonset -
      Waxing Gibbous, 60% visible
      Hourly Forecast
      12AM
      42°
      1AM
      41°
      2AM
      41°
      3AM
      40°
      4AM
      39°
      5AM
      39°
      6AM
      39°
      7AM
      39°
      7:04AM
      Sunrise
      8AM
      41°
      9AM
      46°
      10AM
      51°
      11AM
      54°
      12PM
      57°
      1PM
      58°
      2PM
      59°
      3PM
      60°
      4PM
      59°
      5PM
      58°
      6PM
      55°
      6:00PM
      Sunset
      7PM
      51°
      8PM
      49°
      9PM
      48°
      10PM
      48°
      11PM
      48°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Clear
      42°F 39°F 3% 0in 0% 38°F 84% 4 mph ENE 30.54in
      1:00 am
      Clear
      41°F 38°F 3% 0in 0% 37°F 87% 5 mph NE 30.53in
      2:00 am
      Clear
      41°F 38°F 4% 0in 0% 37°F 88% 4 mph NE 30.53in
      3:00 am
      Clear
      40°F 37°F 4% 0in 0% 37°F 90% 5 mph NNE 30.52in
      4:00 am
      Clear
      39°F 36°F 5% 0in 0% 37°F 91% 5 mph NNE 30.51in
      5:00 am
      Clear
      39°F 35°F 5% 0in 1% 37°F 91% 5 mph NNE 30.5in
      6:00 am
      Clear
      39°F 35°F 6% 0in 1% 37°F 92% 5 mph NNE 30.5in
      7:00 am
      Clear
      39°F 34°F 6% 0in 5% 37°F 93% 5 mph NNE 30.49in
      8:00 am
      Sunny
      41°F 37°F 5% 0in 7% 38°F 89% 6 mph NNE 30.49in
      9:00 am
      Sunny
      46°F 42°F 3% 0in 6% 39°F 78% 7 mph NNE 30.48in
      10:00 am
      Mostly Sunny
      51°F 47°F 1% 0in 21% 40°F 66% 12 mph NNE 30.47in
      11:00 am
      Partly Cloudy
      54°F 51°F 0% 0in 39% 40°F 59% 12 mph NE 30.45in
      12:00 pm
      Mostly Sunny
      57°F 54°F 0% 0in 28% 40°F 54% 12 mph NE 30.42in
      1:00 pm
      Partly Cloudy
      58°F 56°F 0% 0in 38% 40°F 51% 14 mph NE 30.39in
      2:00 pm
      Partly Cloudy
      59°F 57°F 0% 0in 33% 41°F 50% 14 mph NE 30.35in
      3:00 pm
      Partly Cloudy
      60°F 58°F 0% 0in 44% 42°F 51% 14 mph NE 30.32in
      4:00 pm
      Partly Cloudy
      59°F 57°F 0% 0in 44% 43°F 54% 14 mph NE 30.3in
      5:00 pm
      Partly Cloudy
      58°F 55°F 0% 0in 38% 43°F 57% 12 mph NE 30.29in
      6:00 pm
      Partly Cloudy
      55°F 51°F 1% 0in 46% 43°F 64% 11 mph NE 30.28in
      7:00 pm
      Partly Cloudy
      51°F 49°F 3% 0in 46% 42°F 72% 7 mph NE 30.28in
      8:00 pm
      Partly Cloudy
      49°F 44°F 3% 0in 57% 42°F 76% 11 mph NNE 30.26in
      9:00 pm
      Mostly Cloudy
      48°F 43°F 4% 0in 75% 42°F 79% 11 mph NNE 30.24in
      10:00 pm
      Mostly Cloudy
      48°F 42°F 3% 0in 78% 42°F 79% 12 mph NNE 30.23in
      11:00 pm
      Mostly Cloudy
      48°F 42°F 3% 0in 72% 41°F 78% 12 mph NNE 30.21in
      Additional Conditions
      1. Pressure 30.54 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point26°F
      5. Humidity 35%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KGON Station History
      Almanac for October 18, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 55°F 63°F 73°F 2016
      4. Low 33°F 46°F 24°F 1978
      5. Rain/Snow Depth
      6. Precipitation 0 in 3.7 in -
      7. Snow 0 in 0 in -
      Almanac for October 19, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 62°F 62°F 79°F
      4. Low 38°F 46°F 25°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:03 AM 6:02 PM
      3. Civil Twilight 6:35 AM 6:30 PM
      4. Nautical Twilight 6:03 AM 7:02PM
      5. Astronomical Twilight 5:31 AM 7:34 PM
      1. Length of Visible Light 11h 55m
      2. Length of Day 10h 59m
      3. Tomorrow will be 2 minutes 37 seconds shorter
      1. Moon 2:25 PM 11:48 PM
      2. First Quarter51% of the Moon is Illuminated
      Oct 18
      Waxing Half First Qtr
      Oct 26
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
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      Precip.
      Elev.
      Updated
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      Level Access
      Glossary