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      Elev 449 ft, 38.931 °N 90.474 °W

      St. Charles, MO

      Polestar Boating Center Station75°

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp776488
      Low Temp484222
      Day Average Temp54.71--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation04.1-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point48.5--
      High52--
      Low44--
      Average48.5--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed9--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.85--
      Astronomy Day Length Rise Set
      Actual Time10h 45m7:22 AM6:08 PM
      Civil Twilight6:55 AM6:35 PM
      Nautical Twilight6:24 AM7:06 PM
      Astronomical Twilight5:53 AM7:37 PM
      Moon: Waning gibbous6:10 PM8:01 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:54 AM 54 °F 49 °F 83 % CALM 0 mph - 29.85 in 0 in Fair
      1:54 AM 52 °F 50 °F 93 % CALM 0 mph - 29.85 in 0 in Fair
      2:54 AM 52 °F 49 °F 89 % CALM 0 mph - 29.85 in 0 in Fair
      3:54 AM 50 °F 48 °F 93 % CALM 0 mph - 29.85 in 0 in Fair
      4:54 AM 50 °F 49 °F 96 % CALM 0 mph - 29.85 in 0 in Fair
      5:03 AM 50 °F 49 °F 96 % CALM 0 mph - 29.85 in 0 in Mist
      5:11 AM 50 °F 50 °F 100 % CALM 0 mph - 29.85 in 0 in Fog
      5:19 AM 50 °F 49 °F 96 % CALM 0 mph - 29.85 in 0 in Mist
      5:26 AM 50 °F 49 °F 96 % CALM 0 mph - 29.86 in 0 in Mist
      5:54 AM 50 °F 49 °F 96 % CALM 0 mph - 29.85 in 0 in Mist
      5:56 AM 50 °F 49 °F 96 % CALM 0 mph - 29.85 in 0 in Mist
      6:03 AM 50 °F 49 °F 96 % CALM 0 mph - 29.85 in 0 in Fog
      6:11 AM 50 °F 50 °F 100 % CALM 0 mph - 29.86 in 0 in Fog
      6:25 AM 51 °F 50 °F 96 % CALM 0 mph - 29.86 in 0 in Mist
      6:32 AM 50 °F 50 °F 100 % CALM 0 mph - 29.86 in 0 in Mist
      6:42 AM 49 °F 48 °F 97 % CALM 0 mph - 29.86 in 0 in Mist
      6:49 AM 48 °F 46 °F 93 % CALM 0 mph - 29.86 in 0 in Fair
      6:54 AM 49 °F 46 °F 90 % CALM 0 mph - 29.86 in 0 in Fair
      7:08 AM 49 °F 47 °F 93 % CALM 0 mph - 29.86 in 0 in Mist
      7:22 AM 48 °F 48 °F 100 % CALM 0 mph - 29.86 in 0 in Fog
      7:30 AM 50 °F 48 °F 93 % CALM 0 mph - 29.86 in 0 in Mist
      7:34 AM 49 °F 48 °F 97 % CALM 0 mph - 29.86 in 0 in Mist
      7:38 AM 49 °F 48 °F 97 % CALM 0 mph - 29.86 in 0 in Fog
      7:50 AM 48 °F 48 °F 100 % CALM 0 mph - 29.86 in 0 in Mist
      7:54 AM 49 °F 48 °F 97 % CALM 0 mph - 29.86 in 0 in Fog
      8:02 AM 50 °F 48 °F 93 % CALM 0 mph - 29.86 in 0 in Fog
      8:04 AM 50 °F 48 °F 93 % CALM 0 mph - 29.86 in 0 in Fog
      8:10 AM 50 °F 49 °F 96 % SE 3 mph - 29.87 in 0 in Mist
      8:19 AM 51 °F 50 °F 96 % SSE 3 mph - 29.87 in 0 in Mist
      8:54 AM 55 °F 52 °F 89 % CALM 0 mph - 29.88 in 0 in Fair
      9:54 AM 62 °F 51 °F 67 % SSW 5 mph - 29.88 in 0 in Fair
      10:54 AM 65 °F 51 °F 61 % SSW 5 mph - 29.87 in 0 in Fair
      11:54 AM 71 °F 50 °F 47 % SE 3 mph - 29.84 in 0 in Fair
      12:54 PM 74 °F 49 °F 41 % - - 29.82 in 0 in Fair
      1:54 PM 76 °F 46 °F 35 % S 6 mph - 29.81 in 0 in Fair
      2:54 PM 76 °F 44 °F 32 % S 6 mph - 29.79 in 0 in Fair
      3:54 PM 77 °F 45 °F 32 % SSE 9 mph - 29.77 in 0 in Fair
      4:54 PM 75 °F 46 °F 36 % S 8 mph - 29.76 in 0 in Fair
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