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
As December arrives, Columbus's weather displays a decrease in high-temperatures, transitioning from November's cool 51.1°F (10.6°C) to an icy 40.6°F (4.8°C). In December, the temperature drops to an average of 29.7°F (-1.3°C) at night.Humidity
The months with the highest humidity in Columbus are January, February, July and December, with an average relative humidity of 81%.Rainfall
In Columbus, during December, the rain falls for 11.7 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, there are 163.5 rainfall days, and 29.29" (744mm) of precipitation is accumulated.Snowfall
Months with snowfall in Columbus are January through April, November and December. In Columbus, in December, snow falls for 8.2 days, with typically accumulated 1.89" (48mm) of snow. Throughout the year, there are 34.1 snowfall days, and 8.54" (217mm) 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 7:44 am and sunset at 5:21 pm. On the last day of December, in Columbus, sunrise is at 8:03 am and sunset at 5:31 pm EST.
Sunshine
In December, the average sunshine in Columbus is 4.3h.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 reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
How cold is it in Columbus in December?
What are the most humid months 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 are sunrise and sunset in December in Columbus?
How long on average sun shines in December in Columbus?
What are the months with the lowest UV index in Columbus?
How high is the UV index in December in Columbus?
Average temperature in December
Columbus, IN
- Average high temperature in December: 40.6°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in December: 29.7°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in December
Columbus, IN
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Columbus, IN
- Average wind speed in December: 8.2mph
The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in December
Columbus, IN
- Average humidity in December: 81%
The months with the highest relative humidity are January, February, July and December (81%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Columbus, IN
- Average rainfall in December: 2.24"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in December
Columbus, IN
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is May (18.3 days).
The months with the least rainy days are January and February (9.4 days).
Average snowfall in December
Columbus, IN
- Average snowfall in December: 1.89"
The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Columbus, IN
- Average snowfall days in December: 8.2 days
The month with the highest number of snowfall days is January (9.6 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
Columbus, IN
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 4h 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: 4h and 6min).
Average sunshine days in December
Columbus, IN
- Average sunshine days in December: 13.6 days
The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10.3 days).
Average UV index in December
Columbus, IN
- Average UV index in December: 2
The months with the highest UV index are 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, IN
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Columbus, IN
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are July and December (5mi).
Columbus, Indiana, USA
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