December Weather in Columbus

Last updated: March 2, 2024

The weather in Columbus, United States, during December is characterized by an average temperature of 4°C (40°F). Highs can soar to 18°C (64°F), while lows may dip to -8°C (18°F). Typically, the humidity level in Columbus throughout December hovers around 81%.

-8°C (18°F)

Minimum temperature

4°C (40°F)

Average temperature

18°C (64°F)

Maximum temperature

81%

Humidity

Precipitation and Sunshine hours

In December, Columbus averages 104 mm (4.1 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 9 hours 22 minutes of daylight, with the sun shining for approximately 5 hours 47 minutes each day. Additionally, there is a 32% probability of sunny days during this period.

104 mm (4.1 inches)

Precipitation

10 rainy days

Rainy days

5 hours 47 minutes

Sunshine hours

32%

Chance of sun

UV Index

In December, the UV Index in Columbus reaches a maximum of 3, indicating a level of Low exposure. The most intense UV radiation typically occurs between 10:00 and 12:00, during which unprotected skin may burn in as little as 45 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	0	1	1	2	2	2	2	2	1	1	0	0	0
Exposure	Low
Time to burn	45 min