December weather forecast
Mobile, AL

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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

Start of December in Mobile brings a slight shift in the average high-temperature, dipping a bit from November's comfortable 67.8°F (19.9°C) to a still refreshing 61.7°F (16.5°C). Mobile sees an average low-temperature of 48.4°F (9.1°C) during December.

Humidity

With an average relative humidity of 79%, December is the most humid month in Mobile.

Rainfall

In Mobile, during December, the rain falls for 12.4 days and regularly aggregates up to 3.5" (89mm) of precipitation. Throughout the year, in Mobile, Alabama, there are 173.3 rainfall days, and 39.33" (999mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall in Mobile, Alabama.

Daylight

December has the shortest days of the year in Mobile, 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, in Mobile, sunrise is at 6:49 am and sunset at 5:01 pm CST.

Sunshine

With an average of 5.4h of sunshine, December has the least sunshine of the year in Mobile.

UV index

In Mobile, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, a daily UV index of 4 turns into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What are the temperatures in Mobile in December?

An average high-temperature, in December, in Mobile, is 61.7°F (16.5°C) and the average low-temperature is 48.4°F (9.1°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is computed to be 100.4°F (38°C).

What is the most humid month in Mobile?

With an average relative humidity of 79%, December is the most humid month in Mobile, Alabama.

What is the average humidity in December in Mobile?

In Mobile, the average relative humidity in December is 79%.

How much does it rain in Mobile in December?

In Mobile, Alabama, in December, during 12.4 rainfall days, 3.5" (89mm) of precipitation is typically accumulated.

When it does not snow in Mobile?

February through December are months without snowfall in Mobile, Alabama.

Does it snow in Mobile in December?

In Mobile, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Mobile?

December has the shortest days of the year in Mobile, with an average of 10h and 12min of daylight.

What is the average length of the day in December in Mobile?

In Mobile, the average day length in December is 10h and 12min.

When is the sunrise / sunset in December in Mobile?

On the first day of December in Mobile, Alabama, sunrise is at 6:32 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 5:01 pm CST.

What is the month with the least sunshine in Mobile?

The month with the least sunshine is December, with an average of 5.4h of sunshine.

How long on average sun shines in December in Mobile?

In December, the average sunshine duration in Mobile is 5.4h.

What is the UV index reading in December in Mobile?

The average daily maximum UV index in December is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Mobile, AL

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).

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Average pressure in December
Mobile, AL

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).

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Average wind speed in December
Mobile, AL

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).

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Average humidity in December
Mobile, AL

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%).

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Average rainfall in December
Mobile, AL

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").

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Average rainfall days in December
Mobile, AL

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).

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Average snowfall in December
Mobile, AL

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").

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Average snowfall days in December
Mobile, AL

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).

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Average daylight in December /
Average sunshine in December
Mobile, AL

Average daylight in December / Average sunshine in December - Mobile, AL
  • Average daylight in December: 10h and 1min

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 2min

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).

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Average sunshine days in December
Mobile, AL

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).

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Average UV index in December
Mobile, AL

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).

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Average cloud cover in December
Mobile, AL

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).

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Average visibility in December
Mobile, AL

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).

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Mobile, Alabama, USA

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