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 transition into December involves a decrease in the average high-temperature, falling from a cool 52.2°F (11.2°C) in November to a cold 39°F (3.9°C). Belleville's nighttime temperature during December is consistently averaged at a freezing cold 24.3°F (-4.3°C).Humidity
In December, the average relative humidity is 72%.Rainfall
In December, the rain falls for 4.2 days. Throughout December, 1.1" (28mm) of precipitation is accumulated. In Belleville, during the entire year, the rain falls for 120.4 days and collects up to 23.54" (598mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 4.6 days. Throughout December, 1.34" (34mm) of snow is accumulated. Throughout the year, there are 22.9 snowfall days, and 10.2" (259mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:33 am and sunset at 5:06 pm. On the last day of December, sunrise is at 7:51 am and sunset at 5:16 pm CST.
Sunshine
January and December, with an average of 5.7h of sunshine, are months with the least sunshine.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 value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 2 in December translates into this advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Belleville?
How many hours of daylight does Belleville have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Belleville have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Belleville, KS
- Average high temperature in December: 39°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in December: 24.3°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 (21.2°F).
Average pressure in December
Belleville, KS
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Belleville, KS
- Average wind speed in December: 10.2mph
The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is August (8.4mph).
Average humidity in December
Belleville, KS
- Average humidity in December: 72%
The month with the highest relative humidity is January (73%).
The month with the lowest relative humidity is October (63%).
Average rainfall in December
Belleville, KS
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is May (3.86").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in December
Belleville, KS
- Average rainfall days in December: 4.2 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is January (3.4 days).
Average snowfall in December
Belleville, KS
- Average snowfall in December: 1.34"
The month with the highest snowfall is January (3.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Belleville, KS
- Average snowfall days in December: 4.6 days
The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Belleville, KS
- Average daylight in December: 9h and 2min
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 24min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 42min).
Average sunshine days in December
Belleville, KS
- Average sunshine days in December: 21.8 days
The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in December
Belleville, KS
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Belleville, KS
- Average cloud cover in December: 36
The month with the most cloud cover is March (Cloud cover 40).
The months with the least cloud cover are June and July (Cloud cover 24).
Average visibility in December
Belleville, KS
- 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).
Belleville, Kansas, USA
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