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      Elev 456 ft, 38.891 °N 90.121 °W

      Alton, IL

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp748195
      Low Temp716146
      Day Average Temp72.2--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation0--
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point68--
      High68--
      Low68--
      Average68--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed3--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.4--
      Astronomy Day Length Rise Set
      Actual Time12h 31m6:40 AM7:11 PM
      Civil Twilight6:13 AM7:38 PM
      Nautical Twilight5:41 AM8:10 PM
      Astronomical Twilight5:09 AM8:42 PM
      Moon: Waxing crescent9:22 AM8:13 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:15 AM 74 °F 68 °F 83 % CALM 0 mph - 29.4 in 0 in Fair
      12:35 AM 73 °F 68 °F 84 % N 3 mph - 29.4 in 0 in Fair
      12:55 AM 72 °F 68 °F 87 % CALM 0 mph - 29.4 in 0 in Fair
      1:15 AM 71 °F 68 °F 91 % CALM 0 mph - 29.4 in 0 in Fair
      1:35 AM 71 °F 68 °F 91 % CALM 0 mph - 29.4 in 0 in Fair
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