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 average high-temperature shows a slight dip in December, from November's refreshing 57.4°F (14.1°C) to a frosty 49.6°F (9.8°C). The low-temperature in Columbia averages to an icy 35.8°F (2.1°C) during the nights of December.Humidity
The months with the highest humidity are March and December, with an average relative humidity of 79%.Rainfall
In Columbia, during December, the rain falls for 12.7 days and regularly aggregates up to 3.11" (79mm) of precipitation. Throughout the year, in Columbia, there are 172.4 rainfall days, and 38.43" (976mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Columbia, in December, snow falls for 1.4 days, with typically accumulated 0.43" (11mm) of snow. Throughout the year, there are 8.9 snowfall days, and 2.8" (71mm) of snow is accumulated.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year in Columbia, Tennessee.On the first day of December in Columbia, sunrise is at 6:39 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:45 pm CST.
Sunshine
The average sunshine in December in Columbia is 4.7h.UV index
The month with the lowest UV index in Columbia is December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What are the temperatures in Columbia in December?
What is the most humid month in Columbia?
What is the average humidity in December in Columbia?
How much does it rain in Columbia in December?
How many days does it snow in December in Columbia?
What is the month with the shortest days in Columbia?
How many hours of daylight does Columbia have in December?
When are sunrise and sunset in December in Columbia?
How many hours of sunshine does Columbia have in December?
When is the lowest UV index in Columbia?
What is the UV index intensity in December in Columbia?
Average temperature in December
Columbia, TN
- Average high temperature in December: 49.6°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.3°F).
- Average low temperature in December: 35.8°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 (30.9°F).
Average pressure in December
Columbia, TN
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Columbia, TN
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in December
Columbia, TN
- Average humidity in December: 79%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Columbia, TN
- Average rainfall in December: 3.11"
The wettest months (with the highest rainfall) are February and July (4.06").
The driest month (with the least rainfall) is September (2.36").
Average rainfall days in December
Columbia, TN
- Average rainfall days in December: 12.7 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in December
Columbia, TN
- Average snowfall in December: 0.43"
The month with the highest snowfall is February (1.06").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Columbia, TN
- Average snowfall days in December: 1.4 days
The months with the highest number of snowfall days are January and February (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Columbia, TN
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in December
Columbia, TN
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in December
Columbia, TN
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Columbia, TN
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in December
Columbia, TN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Columbia, Tennessee, USA
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