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 arrival of December corresponds with a temperature reduction, down from November's cool 52.2°F (11.2°C) to a wintry 41.9°F (5.5°C). Throughout December, Bridgeport registers a consistent average low-temperature of 30.9°F (-0.6°C).Humidity
In Bridgeport, the average relative humidity in December is 79%.Rainfall
In Bridgeport, in December, during 10.5 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, in Bridgeport, there are 160.3 rainfall days, and 34.33" (872mm) of precipitation is accumulated.Snowfall
Months with snowfall in Bridgeport are January through April, November and December. In Bridgeport, Illinois, in December, during 4.3 snowfall days, 1.26" (32mm) of snow is typically accumulated. In Bridgeport, Illinois, during the entire year, snow falls for 21.7 days and aggregates up to 5.87" (149mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of December in Bridgeport, sunrise is at 6:50 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:39 pm CST.
Sunshine
In December, the average sunshine in Bridgeport is 4.5h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Bridgeport, Illinois. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
Is it cold in Bridgeport during December?
What is the average humidity in December in Bridgeport?
How much does it rain in Bridgeport in December?
How much does it snow in Bridgeport in December?
What is the month with the shortest days in Bridgeport?
How many hours of daylight does Bridgeport have in December?
When is the sunrise / sunset in December in Bridgeport?
How many hours of sunshine does Bridgeport have in December?
When is the lowest UV index in Bridgeport?
What is the UV index reading in December in Bridgeport?
Average temperature in December
Bridgeport, IL
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in December: 30.9°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in December
Bridgeport, IL
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Bridgeport, IL
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in December
Bridgeport, IL
- Average humidity in December: 79%
The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Bridgeport, IL
- Average rainfall in December: 2.6"
The wettest month (with the highest rainfall) is April (4.69").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Bridgeport, IL
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in December
Bridgeport, IL
- Average snowfall in December: 1.26"
The month with the highest snowfall is January (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Bridgeport, IL
- Average snowfall days in December: 4.3 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Bridgeport, IL
- 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: 4h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Bridgeport, IL
- Average sunshine days in December: 16 days
The month with the most sunshine days is October (18 days).
The month with the least sunshine days is May (9.4 days).
Average UV index in December
Bridgeport, 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
Bridgeport, IL
- Average cloud cover in December: 51
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
Bridgeport, IL
- 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).
Bridgeport, Illinois, USA
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