December weather forecastMobile, AL
December
Weather in December
December marks the culmination of the year in Mobile and heralds the winter temperatures. Temperatures range from 48.4°F (9.1°C) to 61.7°F (16.5°C), making it one of the colder months. Despite its lower temperatures, December does not witness any snow. The humidity increases to 79%, ensuring that the colder temperatures feel comfortable and do not appear overly harsh. As a year-end month, December's weather complexity includes a balance of rainfall, comfortable temperatures, and humidity.Temperature
With the onset of December, the average high-temperature subtly recedes from November's enjoyable 67.8°F (19.9°C) to a still refreshing 61.7°F (16.5°C). Mobile, during the nights of December, experiences an average temperature drop to a chilly 48.4°F (9.1°C).Humidity
With an average relative humidity of 79%, December is the most humid month.Rainfall
In December, the rain falls for 12.4 days. Throughout December, 3.5" (89mm) of precipitation is accumulated. In Mobile, during the entire year, the rain falls for 173.3 days and collects up to 39.33" (999mm) of precipitation.Snowfall
February through December are months without snowfall.Daylight
December has the shortest days of the year, with an average of 10h and 12min of daylight.On the first day of the month, sunrise is at 6:32 am and sunset at 4:50 pm. On the last day of December, sunrise is at 6:49 am and sunset at 5:01 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 5.4h of sunshine.UV index
In December, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In December, a daily UV index of 4 turns into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mobile, AL
- Average high temperature in December: 61.7°F
The warmest months (with the highest average high temperature) are July and August (90.9°F).
The month with the lowest average high temperature is January (58.5°F).
- Average low temperature in December: 48.4°F
The month with the highest average low temperature is August (76.5°F).
The coldest month (with the lowest average low temperature) is January (43.3°F).
Average pressure in December
Mobile, AL
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in December
Mobile, AL
- Average wind speed in December: 7.3mph
The windiest months (with the highest average wind speed) are January and April (7.4mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).
Average humidity in December
Mobile, 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 (70%).
Average rainfall in December
Mobile, AL
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is August (5.55").
The driest month (with the least rainfall) is November (2.05").
Average rainfall days in December
Mobile, AL
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is July (23.9 days).
The month with the least rainy days is November (8.4 days).
Average snowfall in December
Mobile, AL
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Mobile, AL
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Mobile, AL
- Average daylight in December: 10h and 12min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 5h and 24min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Mobile, AL
- Average sunshine days in December: 17.7 days
The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is July (5.4 days).
Average UV index in December
Mobile, AL
- Average UV index in December: 4
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in December
Mobile, AL
- Average cloud cover in December: 43
The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 24).
Average visibility in December
Mobile, 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).





