| < 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 Danville, Il in December is slightly cold at -0.8 °C (30.56 °F).
- Afternoons can be cool with average high temperatures reaching 3.7 °C (38.7 °F).
- Overnight temperatures are generally cold with an average low of -5.4 °C (22.3 °F).
- In December there is a range/ variation of diurnal average temperatures of 9.1 °C (16.4 °F).
- The weather in December is somewhat dry. Just 78mm (3.1in) of liquid is laid down.
- The shortest day is 9:19 long and the longest day is 9:31 long with an average length of 9:23.
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Weather Trend Graph for December in Danville, Il, Usa
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