December weather forecastBirmingham, AL
December
Weather in December
December signifies the arrival of winter in Birmingham, Alabama, with temperatures dipping further and seldom rising above 54.5°F (12.5°C). Interestingly, December is one of the wettest months, with rainfall reaching 1.89" (48mm). The notable increase in cloud percentage signifies a shift to more overcast skies. Shorter daylight hours and a drop in sunshine duration result in dull, wintry days. The prospect of light snowfall, alongside chilling winds, blankets the city in the distinctive spirit of winter.Temperature
The start of December involves a subtle temperature drop, shifting from an enjoyable 61.9°F (16.6°C) in November to a fresh 54.5°F (12.5°C). During December, Birmingham experiences a consistent low-temperature average of 39.9°F (4.4°C).Humidity
The most humid month is December, with an average relative humidity of 79%.Rainfall
In Birmingham, during December, the rain falls for 10.6 days and regularly aggregates up to 1.89" (48mm) of precipitation. In Birmingham, during the entire year, the rain falls for 143.1 days and collects up to 18.58" (472mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In December, it is snowing for 0.4 days. Throughout December, 0.08" (2mm) of snow is accumulated. In Birmingham, during the entire year, snow falls for 2.5 days and aggregates up to 0.35" (9mm) of snow.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 6:33 am and sunset at 4:39 pm. On the last day of December, sunrise is at 6:51 am and sunset at 4:49 pm CST.
Sunshine
In December, the average sunshine is 4.9h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: In December, the UV index of 2 transforms into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Birmingham, AL
- Average high temperature in December: 54.5°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (50.7°F).
- Average low temperature in December: 39.9°F
The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in December
Birmingham, AL
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Birmingham, AL
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in December
Birmingham, AL
- Average humidity in December: 79%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Birmingham, AL
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is June (1.97").
The driest month (with the least rainfall) is November (1.02").
Average rainfall days in December
Birmingham, AL
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in December
Birmingham, AL
- Average snowfall in December: 0.08"
The month with the highest snowfall is January (0.12").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Birmingham, AL
- Average snowfall days in December: 0.4 days
The months with the highest number of snowfall days are January and February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Birmingham, AL
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 4h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Birmingham, AL
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (11.1 days).
Average UV index in December
Birmingham, AL
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Birmingham, AL
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in December
Birmingham, AL
- 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).
