December weather forecast
Columbus, MO

Share

Weather in December

The first month of the winter, December, is also an icy month in Columbus, Missouri, with an average temperature varying between 41.5°F (5.3°C) and 28.4°F (-2°C).

Temperature

The shift from November to December corresponds with a decrease in the average high-temperature, down to an icy 41.5°F (5.3°C) from a fresh 53.1°F (11.7°C). Columbus records a steady low-temperature average of 28.4°F (-2°C) during December.

Humidity

The average relative humidity in December is 75%.

Rainfall

In Columbus, during December, the rain falls for 5.8 days and regularly aggregates up to 1.61" (41mm) of precipitation. In Columbus, during the entire year, the rain falls for 138.6 days and collects up to 28.31" (719mm) of precipitation.

Snowfall

January through March, May, October through December are months with snowfall. In December, it is snowing for 3.1 days. Throughout December, 0.98" (25mm) of snow is accumulated. Throughout the year, there are 17.3 snowfall days, and 8.62" (219mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:15 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:33 am and sunset at 5:03 pm CST.

Sunshine

In December, the average sunshine is 5.4h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 2 suggests this advice:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Boost your sun resistance with garments that are densely woven yet spacious. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold during December?

Columbus in December has an average high-temperature of 41.5°F (5.3°C) and an average low-temperature of 28.4°F (-2°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is evaluated at 93.2°F (34°C).

What is the average humidity in December?

The average relative humidity in December is 75%.

How much does it rain in December?

In Columbus, during December, the rain falls for 5.8 days and regularly aggregates up to 1.61" (41mm) of precipitation.

How many days does it snow in December?

In Columbus, in December, snow falls for 3.1 days, with typically accumulated 0.98" (25mm) of snow.

What is the month with the shortest days?

With an average of 9h and 30min of daylight, December has the shortest days of the year in Columbus.

How many hours of daylight does Columbus have in December?

The average day length in December is 9h and 30min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:15 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:03 pm CST.

How long on average sun shines in December?

In December, the average sunshine duration in Columbus is 5.4h.

What is the month with the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Columbus.

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Columbus, MO

Average temperature in December - Columbus, MO
  • Average high temperature in December: 41.5°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in December: 28.4°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in December
Columbus, MO

Average pressure in December - Columbus, MO
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Columbus, MO

Average wind speed in December - Columbus, MO
  • Average wind speed in December: 9.3mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.4mph).

Average humidity in December
Columbus, MO

Average humidity in December - Columbus, MO
  • Average humidity in December: 75%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Columbus, MO

Average rainfall in December - Columbus, MO
  • Average rainfall in December: 1.61"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is January (0.98").

Average rainfall days in December
Columbus, MO

Average rainfall days in December - Columbus, MO
  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (5.7 days).

Average snowfall in December
Columbus, MO

Average snowfall in December - Columbus, MO
  • Average snowfall in December: 0.98"

The month with the highest snowfall is February (3.31").
The months with the least snowfall are April, June, July, August and September (0").

Average snowfall days in December
Columbus, MO

Average snowfall days in December - Columbus, MO
  • Average snowfall days in December: 3.1 days

The month with the highest number of snowfall days is February (5.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Columbus, MO

Average daylight in December / Average sunshine in December - Columbus, MO
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in December
Columbus, MO

Average sunshine days in December - Columbus, MO
  • Average sunshine days in December: 22 days

The month with the most sunshine days is December (22 days).
The month with the least sunshine days is May (12.4 days).

Average UV index in December
Columbus, MO

Average UV index in December - Columbus, MO
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Columbus, MO

Average cloud cover in December - Columbus, MO
  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in December
Columbus, MO

Average visibility in December - Columbus, MO
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Columbus, Missouri, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location