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
December's arrival aligns with a minor decrease in average high-temperatures, from November's moderate 55.9°F (13.3°C) to a chilly 47.3°F (8.5°C). Columbus's temperature in December lowers to a consistent average of 34.9°F (1.6°C) during the nights.Humidity
In Columbus, the average relative humidity in December is 78%.Rainfall
In December, in Columbus, the rain falls for 11.2 days. Throughout December, 3.11" (79mm) of precipitation is accumulated. Throughout the year, in Columbus, there are 158.4 rainfall days, and 38.78" (985mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In December, in Columbus, it is snowing for 1.6 days. Throughout December, 0.47" (12mm) of snow is accumulated. Throughout the year, in Columbus, there are 11.2 snowfall days, and 5.51" (140mm) of snow is accumulated.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:51 am and sunset at 4:40 pm. On the last day of December, sunrise is at 7:08 am and sunset at 4:50 pm CST.
Sunshine
In Columbus, the average sunshine in December is 4.9h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Columbus. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Columbus?
What is the average humidity in December in Columbus?
How much does it rain in Columbus in December?
How many days does it snow in December in Columbus?
What is the month with the shortest days in Columbus?
What is the average length of the day in December in Columbus?
When is the sunrise / sunset in December in Columbus?
How long on average sun shines in December in Columbus?
What is the month with the lowest UV index in Columbus?
How high is the UV index in December in Columbus?
Average temperature in December
Columbus, KY
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (42.6°F).
- Average low temperature in December: 34.9°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).
Average pressure in December
Columbus, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Columbus, KY
- Average wind speed in December: 8.5mph
The windiest months (with the highest average wind speed) are January, February, March and April (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Columbus, KY
- Average humidity in December: 78%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Columbus, KY
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is April (4.49").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in December
Columbus, KY
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (10.2 days).
Average snowfall in December
Columbus, KY
- Average snowfall in December: 0.47"
The month with the highest snowfall is February (1.73").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Columbus, KY
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Columbus, KY
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Columbus, KY
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is April (12.2 days).
Average UV index in December
Columbus, KY
- 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 and December (UV index 2).
Average cloud cover in December
Columbus, KY
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Columbus, KY
- 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, Kentucky, USA
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