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      Extreme Heat Warning
      until 8:00 PM CDT
      Elev 597 ft, 38.781 °N 90.711 °W

      O'Fallon, MO

      O'Fallon Station80°

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp868498
      Low Temp726131
      Day Average Temp78--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation03.6-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point70.29--
      High71--
      Low70--
      Average70.29--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed5--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.44--
      Astronomy Day Length Rise Set
      Actual Time12h 53m6:34 AM7:28 PM
      Civil Twilight6:07 AM7:55 PM
      Nautical Twilight5:35 AM8:27 PM
      Astronomical Twilight5:01 AM9:00 PM
      Moon: Last quarter11:59 PM2:57 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:54 AM 86 °F 70 °F 59 % SW 5 mph - 29.43 in 0 in Fair
      1:54 AM 81 °F 70 °F 69 % WSW 3 mph - 29.43 in 0 in Fair
      2:54 AM 80 °F 70 °F 71 % WSW 3 mph - 29.42 in 0 in Fair
      3:54 AM 76 °F 71 °F 85 % CALM 0 mph - 29.44 in 0 in Fair
      4:54 AM 77 °F 70 °F 79 % CALM 0 mph - 29.44 in 0 in Fair
      5:54 AM 74 °F 71 °F 91 % CALM 0 mph - 29.45 in 0 in Fair
      6:54 AM 72 °F 70 °F 93 % CALM 0 mph - 29.47 in 0 in Fair
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