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> Usa > Jacksonville, Il >December
Weather in December in Jacksonville, Il
| < December > | ||
|---|---|---|
| Normal Max/ High Temperature | 3°C (38°F) | |
| Average Temperature | -2°C (29°F) | |
| Min/ Low Temperature | -6°C (21°F) | |
| Normal Precipitation | 67mm (2.6in) | |
| Average Daylight per day | 09h 23' | |
| Sun altitude at solar noon on the 21st day. | 26.6° | |
- The average temperature in Jacksonville, Il in December is slightly cold at -1.5 °C (29.3 °F).
- Afternoons can be cool with average high temperatures reaching 3.3 °C (37.9 °F).
- Overnight temperatures are generally cold with an average low of -6.3 °C (20.7 °F).
- The mean diurnal temperature range/ variation in December is 9.6 °C (17.3 °F).
- Precipitation averages for December are moderate with 67.1mm (2.6 in) recorded.
- The shortest day is 9h 19' long and the longest day is 9h 31' long with an average length of 9h 23'.
Weather Trend Graph for December in Jacksonville, Il, Usa
