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      Heat Advisory
      until 8:00 PM CDT
      +1 more alert
      Elev 597 ft, 38.781 °N 90.711 °W

      O'Fallon, MO

      O'Fallon Station95°

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp907991
      Low Temp725640
      Day Average Temp77.17--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation03.2-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point72.67--
      High74--
      Low71--
      Average72.67--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed3--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.64--
      Astronomy Day Length Rise Set
      Actual Time12h 19m6:47 AM7:06 PM
      Civil Twilight6:20 AM7:32 PM
      Nautical Twilight5:49 AM8:03 PM
      Astronomical Twilight5:17 AM8:35 PM
      Moon: First quarter2:33 PM11:27 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:54 AM 75 °F 73 °F 94 % CALM 0 mph - 29.64 in 0 in Fair
      1:54 AM 75 °F 73 °F 94 % CALM 0 mph - 29.64 in 0 in Fair
      2:54 AM 74 °F 73 °F 97 % S 3 mph - 29.64 in 0 in Fair
      3:54 AM 73 °F 72 °F 96 % CALM 0 mph - 29.63 in 0 in Fair
      4:54 AM 72 °F 71 °F 97 % CALM 0 mph - 29.63 in 0 in Fair
      5:54 AM 73 °F 72 °F 96 % CALM 0 mph - 29.64 in 0 in Fair
      6:54 AM 72 °F 71 °F 97 % CALM 0 mph - 29.65 in 0 in Fair
      7:54 AM 75 °F 72 °F 90 % CALM 0 mph - 29.65 in 0 in Fair
      8:54 AM 79 °F 74 °F 84 % CALM 0 mph - 29.65 in 0 in Fair
      9:54 AM 82 °F 73 °F 74 % CALM 0 mph - 29.65 in 0 in Fair
      10:54 AM 86 °F 74 °F 67 % CALM 0 mph - 29.65 in 0 in Fair
      11:54 AM 90 °F 74 °F 59 % CALM 0 mph - 29.63 in 0 in Fair
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