| < December >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Number of Wet Days (probability of rain on a day)
|Average Sunlight per day
|Average Daylight per day
|Sunny (Cloudy) Daylight Hours
|Sun altitude at solar noon on the 21st day.
- The average temperature in Saint Louis, Missouri in December is very cool at 1.5 °C (34.7 °F).
- Afternoons can be cool with average high temperatures reaching 6 °C (42.8 °F).
- Overnight temperatures are generally slightly cold with an average low of -3 °C (26.6 °F).
- In December the average diurnal temperature variation/ range is 9 °C (16.2 °F).
- The weather in December is slightly dry with intermittent sleet or snow. Only 51mm (2in) of H2O is discharged during on average 8 days.
- In December the blue above Saint Louis, Missouri is a little dull having on balance a modest 4:17 of magnificent solar radiation per day.
- The shortest day is 9:26 long and the longest day is 9:37 long with an average length of 9:29.
- There are approximately 5:02 per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register.
- It is sunny approximately 46% of daylight hours and cloudy 54% of daylight hours.
Check the distance to and compare the Saint Louis, Missouri December averages with somewhere beginning with:
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Weather Trend Graph for December in Saint Louis, Missouri, Usa
Navigate to December Weather in Locations Surrounding Saint Louis, Missouri:
- Carlinville, Il, Usa - 73.1 kms (45.4 miles) NE
- White Halle, Il, Usa - 43.3 kms (26.9 miles) NE
- Windsor, Il, Usa - 122.9 kms (76.4 miles) ENE
- Hillsboro, Il, Usa - 122.9 kms (76.4 miles) ENE
- St. Louis/ Lambert, Mo, Usa - 1.4 kms (0.9 miles) E
- Sparta, Il, Usa - 89.4 kms (55.6 miles) SE
- Farmington, Mo, Usa - 89.8 kms (55.8 miles) SSE