December weather forecast and climate
Jefferson City, MO

The scenic view of the State Capitol building in Jefferson City, Missouri, surrounded by a beautiful park, reflected in a pool of water nearby
The scenic view of the State Capitol building in Jefferson City, Missouri, surrounded by a beautiful park, reflected in a pool of water nearby

What is the temperature in December in Jefferson City?

The average high-temperature, in December, in Jefferson City, Missouri, is 42.4°F (5.8°C), while the average low-temperature is 23°F (-5°C).

How many days does it rain in December in Jefferson City?

In December, in Jefferson City, the rain falls for 9 days. Throughout December, 2.7" (67.8mm) of precipitation is accumulated.

How much does it snow in Jefferson City in December?

During December, Jefferson City regularly aggregates up to 3.8" (96.5mm) of snow.
Average temperature in December - Jefferson City, MO
  • Average high temperature in December: 5.8°C

The warmest month (with the highest average high temperature) is July (31.3°C).
The month with the lowest average high temperature is January (4.4°C).

  • Average low temperature in December: -5°C

The month with the highest average low temperature is July (19.6°C).
The coldest month (with the lowest average low temperature) is January (-6.7°C).

Average rainfall in December - Jefferson City, MO
  • Average rainfall in December: 67.8mm

The wettest month (with the highest rainfall) is May (131.6mm).
The driest month (with the lowest rainfall) is January (49mm).

Average rainfall days in December - Jefferson City, MO
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is May (12 days).
The month with the lowest number of rainy days is January (7 days).

Average snowfall in December - Jefferson City, MO
  • Average snowfall in December: 96.5mm

The month with the highest snowfall is January (121.9mm).
Months with the lowest snowfall are May, June, July, August, September and October (0mm).

Average daylight in December / Average sunshine in December - Jefferson City, MO
  • Average daylight in December: 9.5h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in December: 5h

Months with most sunshine are June and July (Average sunshine: 10h).
Months with least sunshine are January, November and December (Average sunshine: 5).

Average UV index in December - Jefferson City, MO
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).

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