December weather forecastLittle York, IL
December
Weather in December
The first month of the winter, December, is still a cold month in Little York, Illinois, with an average temperature varying between 35.6°F (2°C) and 24.6°F (-4.1°C).Temperature
The beginning of December involves a decrease in the average high-temperature, transitioning from a chilly 47.5°F (8.6°C) in November to a cold 35.6°F (2°C). Nighttime temperature dips to a mean of 24.6°F (-4.1°C) during December.Humidity
In December, the average relative humidity is 80%.Rainfall
In Little York, during December, the rain falls for 7.5 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, there are 149.4 rainfall days, and 30.16" (766mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Little York, during December, snow falls for 8.2 days and regularly aggregates up to 2.2" (56mm) of snow. Throughout the year, there are 36.7 snowfall days, and 15.31" (389mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:09 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:27 am and sunset at 4:44 pm CST.
Sunshine
In Little York, the average sunshine in December is 4.5h.UV index
In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: A typical high UV index of 2 in December suggests the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Little York, IL
- Average high temperature in December: 35.6°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 24.6°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).
Average pressure in December
Little York, IL
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Little York, IL
- Average wind speed in December: 10mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in December
Little York, IL
- Average humidity in December: 80%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Little York, IL
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in December
Little York, IL
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in December
Little York, IL
- Average snowfall in December: 2.2"
The month with the highest snowfall is January (4.61").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Little York, IL
- Average snowfall days in December: 8.2 days
The month with the highest number of snowfall days is January (10.9 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
Little York, IL
- Average daylight in December: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 4h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Little York, IL
- Average sunshine days in December: 16.6 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in December
Little York, IL
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Little York, IL
- Average cloud cover in December: 53
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility in December
Little York, IL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
