Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The beginning of December brings a slight decrease in the average high-temperature, transitioning from an enjoyable 66.6°F (19.2°C) in November to a mild 59.7°F (15.4°C). December brings Columbia a consistent average low-temperature of 44.1°F (6.7°C).Humidity
The most humid month in Columbia is December, with an average relative humidity of 81%.Rainfall
In December, in Columbia, the rain falls for 13.2 days. Throughout December, 3.11" (79mm) of precipitation is accumulated. In Columbia, during the entire year, the rain falls for 172.7 days and collects up to 30.91" (785mm) of precipitation.Snowfall
January through March and December are months with snowfall in Columbia. The month with the most snowfall is December, when snow falls for 0.4 days and typically aggregates up to 0.39" (10mm) of snow.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year.On the first day of December in Columbia, sunrise is at 6:40 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:07 pm CST.
Sunshine
The months with the least sunshine in Columbia are February and December, with an average of 4.9h of sunshine.UV index
The months with the lowest UV index in Columbia are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 3 in December translates into this advice:
Exercise prevention - Warding off sunburn is urged. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Columbia in December?
What is the most humid month in Columbia?
What is the average humidity in December in Columbia?
How many days does it rain in December in Columbia?
What is the snowiest month in Columbia?
When does it start snowing in Columbia?
What is the month with the shortest days in Columbia?
How many hours of daylight does Columbia have in December?
What time are sunrise and sunset in December in Columbia?
What are the months with the least sunshine in Columbia?
How long on average sun shines in December in Columbia?
What is the month with the lowest UV index in Columbia?
What is the UV index intensity in December in Columbia?
Average temperature in December
Columbia, MS
- Average high temperature in December: 59.7°F
The warmest month (with the highest average high temperature) is August (91.4°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in December: 44.1°F
The month with the highest average low temperature is August (72.5°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).
Average pressure in December
Columbia, MS
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in December
Columbia, MS
- Average wind speed in December: 6.5mph
The windiest months (with the highest average wind speed) are January, February and April (6.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in December
Columbia, MS
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Columbia, MS
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is August (4.02").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in December
Columbia, MS
- Average rainfall days in December: 13.2 days
The month with the highest number of rainy days is August (22.6 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in December
Columbia, MS
- Average snowfall in December: 0.39"
The month with the highest snowfall is December (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Columbia, MS
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Columbia, MS
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in December
Columbia, MS
- Average sunshine days in December: 15.8 days
The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (6.7 days).
Average UV index in December
Columbia, MS
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Columbia, MS
- Average cloud cover in December: 49
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Columbia, MS
- Average visibility in December: 5mi
The months with the highest visibility are January, October and November (6mi).
The months with the lowest visibility are February, March, April, May, June, July, August, September and December (5mi).
Columbia, Mississippi, USA
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