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 brings a small change in high-temperatures, falling from a frosty 47.7°F (8.7°C) in November to a cold 36.1°F (2.3°C). During the month of December, the temperature generally drops to a low average of 25.7°F (-3.5°C).Humidity
In Cazenovia, the average relative humidity in December is 81%.Rainfall
In Cazenovia, in December, during 6 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. In Cazenovia, during the entire year, the rain falls for 119 days and collects up to 13.11" (333mm) of precipitation.Snowfall
Months with snowfall in Cazenovia, Illinois, are January through April, October through December. In Cazenovia, Illinois, during December, snow falls for 6.4 days and regularly aggregates up to 0.63" (16mm) of snow. In Cazenovia, during the entire year, snow falls for 29.9 days and aggregates up to 5.55" (141mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 4:30 pm. On the last day of December, in Cazenovia, Illinois, sunrise is at 7:21 am and sunset at 4:39 pm CST.
Sunshine
The average sunshine in December in Cazenovia is 4.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Cazenovia. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
How cold is December in Cazenovia?
What is the average humidity in December in Cazenovia?
How much does it rain in Cazenovia in December?
How many days does it snow in December in Cazenovia?
What is the month with the shortest days in Cazenovia?
How many hours of daylight does Cazenovia have in December?
What time are sunrise and sunset in December in Cazenovia?
How long on average sun shines in December in Cazenovia?
What is the month with the lowest UV index in Cazenovia?
What is the UV index intensity in December in Cazenovia?
Average temperature in December
Cazenovia, IL
- Average high temperature in December: 36.1°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in December: 25.7°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 (18.5°F).
Average pressure in December
Cazenovia, 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 (29.91"Hg).
Average wind speed in December
Cazenovia, IL
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Cazenovia, IL
- Average humidity in December: 81%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Cazenovia, IL
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is May (1.69").
The driest month (with the least rainfall) is February (0.63").
Average rainfall days in December
Cazenovia, IL
- Average rainfall days in December: 6 days
The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in December
Cazenovia, IL
- Average snowfall in December: 0.63"
The month with the highest snowfall is January (1.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Cazenovia, IL
- Average snowfall days in December: 6.4 days
The month with the highest number of snowfall days is January (10 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
Cazenovia, IL
- Average daylight in December: 9h and 2min
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 2min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Cazenovia, IL
- Average sunshine days in December: 20.6 days
The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is July (11.6 days).
Average UV index in December
Cazenovia, IL
- Average UV index in December: 2
The months with the highest UV index are 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
Cazenovia, IL
- Average cloud cover in December: 53
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in December
Cazenovia, IL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Cazenovia, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location
