| < December >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Average Daylight per day
|Sun altitude at solar noon on the 21st day.
- The average temperature in Dixon, Il in December is slightly cold at -4.4 °C (24.08 °F).
- Afternoons can be very cool with average high temperatures reaching 0.2 °C (32.4 °F).
- Overnight temperatures are generally cold with an average low of -9 °C (15.8 °F).
- In December the mean daily temperature variation/ range is 9.2 °C (16.6 °F).
- The weather in December is slightly dry. Only 52.1mm (2.1in) of fluid precipitates .
- The shortest day is 9:06 long and the longest day is 9:19 long with an average length of 9:10.
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Weather Trend Graph for December in Dixon, Il, Usa
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