December weather forecast
Mashville, AL

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Weather in December

The first month of the winter, December, is also a moderate month in Mashville, Alabama, with temperature in the range of an average low of 43.7°F (6.5°C) and an average high of 59.5°F (15.3°C).

Temperature

The arrival of December correlates with a minor temperature reduction, down from November's enjoyable 66.2°F (19°C) to a mild 59.5°F (15.3°C). Mashville records an average temperature drop to a frosty 43.7°F (6.5°C) in December.

Humidity

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

Rainfall

In Mashville, during December, the rain falls for 13.1 days and regularly aggregates up to 4.06" (103mm) of precipitation. Throughout the year, there are 177.6 rainfall days, and 37.6" (955mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March and December. December is the first month it typically snows in Mashville, Alabama. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. In Mashville, during the entire year, snow falls for 1.4 days and aggregates up to 0.51" (13mm) of snow.

Daylight

With an average of 10h and 6min of daylight, December has the shortest days of the year in Mashville.
On the first day of the month, sunrise is at 6:28 am and sunset at 4:42 pm. On the last day of December, in Mashville, Alabama, sunrise is at 6:46 am and sunset at 4:52 pm CST.

Sunshine

February and December, with an average of 5.1h of sunshine, are months with the least sunshine in Mashville, Alabama.

UV index

The months with the lowest UV index in Mashville are January and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, an average UV index of 3 transforms into the following instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What is the usual temperature for Mashville in December?

During December, Mashville experiences an average high-temperature of 59.5°F (15.3°C) and a low-temperature of 43.7°F (6.5°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is appraised at 100.4°F (38°C).

What is the most humid month in Mashville?

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

What is the average humidity in December in Mashville?

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

How much does it rain in Mashville in December?

In Mashville, Alabama, in December, during 13.1 rainfall days, 4.06" (103mm) of precipitation is typically accumulated.

When does it start snowing in Mashville?

December is the first month it typically snows in Mashville. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days in Mashville?

The month with the shortest days in Mashville is December, with an average of 10h and 6min of daylight.

How many hours of daylight does Mashville have in December?

In Mashville, Alabama, the average day length in December is 10h and 7min.

When is the sunrise / sunset in December in Mashville?

In December, on the first day of the month, sunrise is at 6:28 am and sunset at 4:42 pm. On the last day of the month, in Mashville, sunrise is at 6:46 am and sunset at 4:52 pm CST.

What are the months with the least sunshine in Mashville?

February and December, with an average of 5.1h of sunshine, are months with the least sunshine in Mashville.

How long on average sun shines in December in Mashville?

The average sunshine duration in December in Mashville is 5.1h.

When is the lowest UV index in Mashville?

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Mashville.

What is the UV index intensity in December in Mashville?

In December, the average daily maximum UV index in Mashville, Alabama, is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
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
Mashville, AL

Average temperature in December - Mashville, AL
  • Average high temperature in December: 59.5°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (56.1°F).

  • Average low temperature in December: 43.7°F

The months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

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Average pressure in December
Mashville, AL

Average pressure in December - Mashville, AL
  • Average pressure in December: 30.14"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
Mashville, AL

Average wind speed in December - Mashville, AL
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in December
Mashville, AL

Average humidity in December - Mashville, 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%).

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Average rainfall in December
Mashville, AL

Average rainfall in December - Mashville, AL
  • Average rainfall in December: 4.06"

The wettest month (with the highest rainfall) is August (4.69").
The driest month (with the least rainfall) is November (2.09").

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Average rainfall days in December
Mashville, AL

Average rainfall days in December - Mashville, AL
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is July (23.6 days).
The month with the least rainy days is November (8 days).

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Average snowfall in December
Mashville, AL

Average snowfall in December - Mashville, AL
  • Average snowfall in December: 0.04"

The months with the highest snowfall are January and February (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Mashville, AL

Average snowfall days in December - Mashville, AL
  • Average snowfall days in December: 0.2 days

The months with the highest number of snowfall days are January and February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

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Average sunshine days in December
Mashville, AL

Average sunshine days in December - Mashville, AL
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is July (5 days).

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Average UV index in December
Mashville, AL

Average UV index in December - Mashville, AL
  • Average UV index in December: 3

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in December
Mashville, AL

Average cloud cover in December - Mashville, AL
  • Average cloud cover in December: 46

The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in December
Mashville, AL

Average visibility in December - Mashville, AL
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

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Mashville, Alabama, USA

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