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 onset of December comes with a shift in the average high-temperature, falling from a cool 53.6°F (12°C) in November to a cold 41.7°F (5.4°C). An average low-temperature of 28.4°F (-2°C) marks the nights throughout December.Humidity
The average relative humidity in December in Rantoul is 72%.Rainfall
In December, in Rantoul, the rain falls for 4.5 days. Throughout December, 0.87" (22mm) of precipitation is accumulated. In Rantoul, during the entire year, the rain falls for 126.9 days and collects up to 23.5" (597mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Rantoul, during December, snow falls for 2.2 days and regularly aggregates up to 0.87" (22mm) of snow. Throughout the year, in Rantoul, Kansas, there are 14 snowfall days, and 6.38" (162mm) 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 7:19 am and sunset at 4:59 pm. On the last day of December, in Rantoul, sunrise is at 7:37 am and sunset at 5:09 pm CST.
Sunshine
In Rantoul, Kansas, the average sunshine in December is 5.7h.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 unsafe exposure to UV radiation for ordinary individuals.Note: During December, 2 as the daily maximum UV index converts into the following advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Rantoul during December?
What is the average humidity in December in Rantoul?
How much does it rain in Rantoul in December?
How much does it snow in Rantoul in December?
What is the month with the shortest days in Rantoul?
What is the average length of the day in December in Rantoul?
When is the sunrise / sunset in December in Rantoul?
How many hours of sunshine does Rantoul have in December?
What is the month with the lowest UV index in Rantoul?
How high is the UV index in December in Rantoul?
Average temperature in December
Rantoul, KS
- Average high temperature in December: 41.7°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in December: 28.4°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in December
Rantoul, KS
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Rantoul, KS
- Average wind speed in December: 9.8mph
The windiest months (with the highest average wind speed) are March and April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in December
Rantoul, KS
- Average humidity in December: 72%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are October and November (69%).
Average rainfall in December
Rantoul, KS
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in December
Rantoul, KS
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is December (4.5 days).
Average snowfall in December
Rantoul, KS
- Average snowfall in December: 0.87"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Rantoul, KS
- Average snowfall days in December: 2.2 days
The month with the highest number of snowfall days is February (4.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rantoul, KS
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
Rantoul, KS
- Average sunshine days in December: 22.6 days
The months with the most sunshine days are January and December (22.6 days).
The month with the least sunshine days is May (12.7 days).
Average UV index in December
Rantoul, 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
Rantoul, KS
- Average cloud cover in December: 38
The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 25).
Average visibility in December
Rantoul, 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).
Rantoul, Kansas, USA
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