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 brings a slight decrease in the average high-temperature, shifting from a cool 52.5°F (11.4°C) in November to a chilly 43.7°F (6.5°C). Columbus witnesses a consistent average low-temperature of 32.4°F (0.2°C) throughout December.Humidity
The average relative humidity in December in Columbus, New Jersey, is 77%.Rainfall
In Columbus, during December, the rain falls for 7 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Columbus, during the entire year, the rain falls for 117.8 days and collects up to 11.1" (282mm) of precipitation.Snowfall
Months with snowfall in Columbus are January through May, November and December. In Columbus, in December, snow falls for 1.8 days, with typically accumulated 0.43" (11mm) of snow. In Columbus, during the entire year, snow falls for 11.4 days and aggregates up to 2.4" (61mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:02 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:43 pm EST.
Sunshine
The average sunshine in December in Columbus is 5h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Columbus in December?
What is the average humidity in December in Columbus?
How many days does it rain in December in Columbus?
How many days does it snow in December in Columbus?
What is the month with the shortest days in Columbus?
How many hours of daylight does Columbus have in December?
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?
What is the UV index reading in December in Columbus?
Average temperature in December
Columbus, NJ
- Average high temperature in December: 43.7°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in December: 32.4°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in December
Columbus, NJ
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Columbus, NJ
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Columbus, NJ
- Average humidity in December: 77%
The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Columbus, NJ
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is July (1.54").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days in December
Columbus, NJ
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in December
Columbus, NJ
- Average snowfall in December: 0.43"
The month with the highest snowfall is January (0.59").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Columbus, NJ
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is January (3.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Columbus, NJ
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Columbus, NJ
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is June (14.3 days).
Average UV index in December
Columbus, NJ
- 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, February, November and December (UV index 2).
Average cloud cover in December
Columbus, NJ
- Average cloud cover in December: 46
The months with the most cloud cover are February and March (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in December
Columbus, NJ
- 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, New Jersey, USA
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