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
Birmingham observes a minor decrease in the average high-temperature with the arrival of December, falling from November's frosty 49.1°F (9.5°C) to a wintry 37°F (2.8°C). Birmingham experiences an average nighttime temperature of 25.9°F (-3.4°C) in the month of December.Humidity
In Birmingham, the average relative humidity in December is 79%.Rainfall
December is the month with the least rainfall. Rain falls for 4.3 days and accumulates 0.35" (9mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In December, it is snowing for 3.7 days. Throughout December, 0.24" (6mm) of snow is accumulated. Throughout the year, there are 20.5 snowfall days, and 2.44" (62mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of December in Birmingham, sunrise is at 7:07 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:47 pm CST.
Sunshine
The average sunshine in December is 4.6h.UV index
In Birmingham, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
What is the driest month?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Birmingham have in December?
What is the UV index reading in December?
Average temperature in December
Birmingham, IL
- Average high temperature in December: 37°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in December: 25.9°F
The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in December
Birmingham, IL
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Birmingham, IL
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in December
Birmingham, IL
- Average humidity in December: 79%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Birmingham, IL
- Average rainfall in December: 0.35"
The wettest month (with the highest rainfall) is May (1.1").
The driest month (with the least rainfall) is December (0.35").
Average rainfall days in December
Birmingham, IL
- Average rainfall days in December: 4.3 days
The month with the highest number of rainy days is May (12.3 days).
The month with the least rainy days is January (3.3 days).
Average snowfall in December
Birmingham, IL
- Average snowfall in December: 0.24"
The month with the highest snowfall is January (0.67").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Birmingham, IL
- Average snowfall days in December: 3.7 days
The month with the highest number of snowfall days is January (6.3 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
Birmingham, IL
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Birmingham, IL
- Average sunshine days in December: 23.5 days
The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is June (13.9 days).
Average UV index in December
Birmingham, IL
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Birmingham, IL
- Average cloud cover in December: 51
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Birmingham, 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).
Birmingham, Illinois, USA
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