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      Elev 18 ft, 41.689 °N 69.964 °W

      Chatham, MA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp635464
      Low Temp574229
      Day Average Temp60.55--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation1.644.6-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point60.55--
      High63--
      Low57--
      Average60.55--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed10--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.66--
      Astronomy Day Length Rise Set
      Actual Time10h 8m6:19 AM4:27 PM
      Civil Twilight5:50 AM4:56 PM
      Nautical Twilight5:16 AM5:29 PM
      Astronomical Twilight4:44 AM6:02 PM
      Moon: Waning crescent4:40 AM3:15 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 61 °F 61 °F 100 % SSW 3 mph - 29.75 in 0.04 in Light Rain
      1:10 AM 61 °F 61 °F 100 % - - 29.75 in 0.01 in Light Rain
      1:19 AM 61 °F 61 °F 100 % VAR 3 mph - 29.75 in 0.03 in Rain
      1:26 AM 60 °F 60 °F 100 % VAR 3 mph - 29.75 in 0.05 in Rain
      1:52 AM 60 °F 60 °F 100 % VAR 3 mph - 29.74 in 0.1 in Rain
      2:17 AM 59 °F 59 °F 100 % VAR 3 mph - 29.73 in 0.05 in Rain
      2:52 AM 59 °F 59 °F 100 % SSE 5 mph - 29.71 in 0.09 in Rain
      3:21 AM 60 °F 60 °F 100 % S 5 mph - 29.71 in 0.01 in Mist
      3:29 AM 60 °F 60 °F 100 % VAR 5 mph - 29.71 in 0.01 in Mist
      3:52 AM 60 °F 60 °F 100 % SSW 6 mph - 29.7 in 0.01 in Light Rain
      4:12 AM 60 °F 60 °F 100 % SW 7 mph - 29.7 in 0.01 in Light Rain
      4:22 AM 60 °F 60 °F 100 % SSW 6 mph - 29.7 in 0.01 in Light Rain
      4:36 AM 60 °F 60 °F 100 % VAR 3 mph - 29.69 in 0.02 in Light Rain
      4:52 AM 60 °F 60 °F 100 % VAR 3 mph - 29.69 in 0.02 in Mist
      5:52 AM 59 °F 59 °F 100 % SW 3 mph - 29.7 in 0 in Fog
      6:52 AM 60 °F 60 °F 100 % CALM 0 mph - 29.69 in 0 in Light Rain / Fog
      7:03 AM 60 °F 60 °F 100 % CALM 0 mph - 29.69 in 0.04 in Heavy Rain
      7:12 AM 60 °F 60 °F 100 % SW 3 mph - 29.7 in 0.06 in Rain
      7:31 AM 60 °F 60 °F 100 % CALM 0 mph - 29.7 in 0.13 in Rain
      7:41 AM 60 °F 60 °F 100 % CALM 0 mph - 29.69 in 0.15 in Rain
      7:52 AM 60 °F 60 °F 100 % ENE 3 mph - 29.69 in 0.18 in Heavy Rain
      7:58 AM 60 °F 60 °F 100 % CALM 0 mph - 29.69 in 0.01 in Light Rain
      8:20 AM 60 °F 60 °F 100 % ESE 3 mph - 29.69 in 0.01 in Light Rain
      8:49 AM 61 °F 61 °F 100 % CALM 0 mph - 29.67 in 0.05 in Light Rain
      8:52 AM 61 °F 61 °F 100 % CALM 0 mph - 29.66 in 0.05 in Light Rain
      9:33 AM 62 °F 62 °F 100 % SE 3 mph - 29.65 in 0 in Cloudy
      9:44 AM 61 °F 61 °F 100 % SE 3 mph - 29.64 in 0.04 in Light Rain
      9:52 AM 62 °F 62 °F 100 % SSE 5 mph - 29.64 in 0.04 in Light Rain
      10:16 AM 62 °F 62 °F 100 % S 5 mph - 29.63 in 0.01 in Cloudy
      10:26 AM 62 °F 62 °F 100 % VAR 5 mph - 29.63 in 0.06 in Heavy T-Storm
      10:47 AM 61 °F 61 °F 100 % CALM 0 mph - 29.61 in 0.14 in Rain
      10:52 AM 61 °F 61 °F 100 % VAR 3 mph - 29.61 in 0.16 in Rain
      11:04 AM 61 °F 61 °F 100 % CALM 0 mph - 29.6 in 0.01 in Light Rain
      11:11 AM 62 °F 62 °F 100 % SSE 5 mph - 29.59 in 0.01 in Light Rain
      11:29 AM 62 °F 62 °F 100 % VAR 6 mph - 29.58 in 0.01 in Cloudy
      11:49 AM 63 °F 63 °F 100 % SW 6 mph - 29.58 in 0.01 in Mist
      11:52 AM 62 °F 62 °F 100 % SW 6 mph - 29.58 in 0.01 in Mist
      11:59 AM 62 °F 62 °F 100 % VAR 6 mph - 29.58 in 0 in Light Rain
      12:15 PM 63 °F 63 °F 100 % VAR 5 mph - 29.57 in 0 in Mist
      12:52 PM 61 °F 61 °F 100 % WNW 6 mph - 29.56 in 0 in Cloudy
      1:27 PM 57 °F 57 °F 100 % WNW 9 mph 16 mph 29.57 in 0 in Mist
      1:52 PM 57 °F 57 °F 100 % W 10 mph 17 mph 29.57 in 0 in Mist
      Level Access
      Glossary