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      Elev 480 ft, 38.242 °N 90.409 °W

      Herculaneum, MO

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp495175
      Low Temp273110
      Day Average Temp38.38--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation05.4-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point25.13--
      High34--
      Low18--
      Average25.13--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed18--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.72--
      Astronomy Day Length Rise Set
      Actual Time9h 45m6:56 AM4:42 PM
      Civil Twilight6:27 AM5:11 PM
      Nautical Twilight5:55 AM5:43 PM
      Astronomical Twilight5:23 AM6:15 PM
      Moon: Waning crescent12:11 AM1:33 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      1:53 AM 45 °F 34 °F 65 % N 18 mph 24 mph 29.63 in 0 in Fair
      2:53 AM 42 °F 32 °F 67 % NNW 10 mph - 29.65 in 0 in Fair
      4:53 AM 39 °F 30 °F 70 % N 8 mph - 29.67 in 0 in Fair
      5:53 AM 36 °F 29 °F 76 % WNW 6 mph - 29.68 in 0 in Fair
      6:53 AM 36 °F 29 °F 76 % W 7 mph - 29.71 in 0 in Fair
      7:53 AM 37 °F 30 °F 76 % W 7 mph - 29.75 in 0 in Fair
      9:53 AM 43 °F 29 °F 58 % NW 12 mph - 29.76 in 0 in Fair
      11:53 AM 48 °F 26 °F 42 % WNW 9 mph 18 mph 29.74 in 0 in Fair
      1:53 PM 49 °F 18 °F 29 % NNW 16 mph - 29.7 in 0 in Fair
      2:53 PM 48 °F 20 °F 33 % NW 14 mph - 29.71 in 0 in Fair
      5:53 PM 40 °F 18 °F 41 % NW 3 mph - 29.74 in 0 in Fair
      6:53 PM 36 °F 19 °F 50 % N 5 mph - 29.74 in 0 in Fair
      7:53 PM 31 °F 22 °F 69 % CALM 0 mph - 29.75 in 0 in Fair
      8:53 PM 29 °F 22 °F 75 % CALM 0 mph - 29.75 in 0 in Fair
      10:53 PM 27 °F 22 °F 81 % CALM 0 mph - 29.75 in 0 in Fair
      11:53 PM 28 °F 22 °F 78 % CALM 0 mph - 29.76 in 0 in Fair
      Level Access
      Glossary