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      Elev 100 ft, 42.613 °N 71.575 °W

      Groton, MA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp636080
      Low Temp273616
      Day Average Temp40.13--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation04-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point27.53--
      High30--
      Low26--
      Average27.53--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed5--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure30.13--
      Astronomy Day Length Rise Set
      Actual Time10h 39m7:10 AM5:50 PM
      Civil Twilight6:41 AM6:18 PM
      Nautical Twilight6:08 AM6:51 PM
      Astronomical Twilight5:35 AM7:24 PM
      Moon: Waxing gibbous4:47 PM5:19 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 31 °F 29 °F 92 % CALM 0 mph - 30.1 in 0 in Fair
      1:52 AM 29 °F 28 °F 96 % CALM 0 mph - 30.11 in 0 in Fair
      2:52 AM 29 °F 28 °F 96 % NNW 3 mph - 30.12 in 0 in Fair
      3:52 AM 28 °F 27 °F 96 % NW 3 mph - 30.12 in 0 in Fair
      4:52 AM 28 °F 26 °F 92 % NNW 3 mph - 30.12 in 0 in Fair
      5:52 AM 28 °F 26 °F 92 % N 5 mph - 30.14 in 0 in Fair
      6:52 AM 27 °F 26 °F 96 % NNW 3 mph - 30.15 in 0 in Fair
      7:52 AM 30 °F 28 °F 92 % CALM 0 mph - 30.15 in 0 in Fair
      8:52 AM 39 °F 30 °F 70 % N 5 mph - 30.16 in 0 in Fair
      9:52 AM 46 °F 30 °F 54 % CALM 0 mph - 30.15 in 0 in Fair
      10:52 AM 51 °F 27 °F 39 % CALM 0 mph - 30.15 in 0 in Fair
      11:52 AM 54 °F 28 °F 37 % CALM 0 mph - 30.15 in 0 in Fair
      12:52 PM 58 °F 27 °F 31 % CALM 0 mph - 30.13 in 0 in Fair
      1:52 PM 61 °F 27 °F 27 % CALM 0 mph - 30.11 in 0 in Fair
      2:52 PM 63 °F 26 °F 25 % VAR 3 mph - 30.1 in 0 in Fair
      Level Access
      Glossary