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      Flood Watch
      until 2:00 AM EDT
      Elev 320 ft, 42.605 °N 71.561 °W

      Groton, MA

      Downtown Groton Station58°

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp494977
      Low Temp26279
      Day Average Temp38.04--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation0--
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point22.17--
      High28--
      Low17--
      Average22.17--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed15--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.61--
      Astronomy Day Length Rise Set
      Actual Time12h 27m6:38 AM7:05 PM
      Civil Twilight6:10 AM7:34 PM
      Nautical Twilight5:36 AM8:07 PM
      Astronomical Twilight5:02 AM8:41 PM
      Moon: Waning crescent5:22 AM3:48 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 28 °F 24 °F 85 % NW 3 mph - 29.61 in 0 in Fair
      1:52 AM 29 °F 25 °F 85 % CALM 0 mph - 29.62 in 0 in Fair
      2:52 AM 26 °F 23 °F 88 % CALM 0 mph - 29.62 in 0 in Fair
      3:52 AM 26 °F 24 °F 92 % CALM 0 mph - 29.61 in 0 in Fair
      4:52 AM 27 °F 23 °F 85 % CALM 0 mph - 29.61 in 0 in Fair
      5:52 AM 27 °F 25 °F 92 % CALM 0 mph - 29.61 in 0 in Cloudy
      6:52 AM 27 °F 24 °F 89 % CALM 0 mph - 29.62 in 0 in Fair
      7:52 AM 32 °F 28 °F 85 % CALM 0 mph - 29.62 in 0 in Cloudy
      8:52 AM 39 °F 26 °F 60 % WNW 9 mph - 29.62 in 0 in Cloudy
      9:52 AM 40 °F 23 °F 51 % WNW 8 mph - 29.62 in 0 in Cloudy
      10:52 AM 43 °F 23 °F 45 % VAR 5 mph - 29.63 in 0 in Cloudy
      11:52 AM 44 °F 22 °F 42 % CALM 0 mph - 29.61 in 0 in Fair
      12:52 PM 47 °F 21 °F 36 % NW 8 mph - 29.59 in 0 in Fair
      1:52 PM 48 °F 20 °F 33 % - - 29.58 in 0 in Mostly Cloudy
      2:52 PM 48 °F 19 °F 32 % WNW 6 mph - 29.56 in 0 in Cloudy
      3:52 PM 49 °F 17 °F 28 % NW 10 mph 18 mph 29.55 in 0 in Cloudy
      4:52 PM 48 °F 19 °F 32 % WNW 13 mph 17 mph 29.55 in 0 in Cloudy
      5:52 PM 46 °F 19 °F 34 % NW 12 mph - 29.56 in 0 in Cloudy
      6:52 PM 45 °F 20 °F 37 % WNW 12 mph - 29.59 in 0 in Cloudy
      7:52 PM 41 °F 22 °F 47 % NNW 8 mph - 29.6 in 0 in Cloudy
      8:52 PM 41 °F 19 °F 41 % NW 15 mph 20 mph 29.63 in 0 in Partly Cloudy
      9:52 PM 39 °F 21 °F 49 % WNW 9 mph - 29.64 in 0 in Mostly Cloudy
      10:52 PM 38 °F 23 °F 55 % NW 8 mph - 29.66 in 0 in Cloudy
      11:52 PM 35 °F 22 °F 59 % WNW 5 mph - 29.66 in 0 in Mostly Cloudy
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