December weather forecast
Tanner, AL

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Weather in December

The first month of the winter, December, is still a cool month in Tanner, Alabama, with an average temperature varying between 37.9°F (3.3°C) and 51.3°F (10.7°C).

Temperature

The transition into December subtly indicates a reduction in the average high-temperature, down to a fresh 51.3°F (10.7°C) from November's mild 59.4°F (15.2°C). An average minimum temperature of 37.9°F (3.3°C) marks the month of December.

Humidity

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

Rainfall

In Tanner, in December, during 9.1 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, there are 132.4 rainfall days, and 14.61" (371mm) of precipitation is accumulated.

Snowfall

January, February and December are months with snowfall. December is the first month it typically snows in Tanner. Throughout December, in the average 0.5 snowfall days, it receives 0.04" (1mm) of snow. In Tanner, during the entire year, snow falls for 3.2 days and aggregates up to 0.2" (5mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 6:37 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:47 pm CST.

Sunshine

In Tanner, the average sunshine in December is 4.7h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, a regular UV index of 2 translates into these guidelines:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.

Frequently asked questions

What are the temperatures in Tanner in December?

The high-temperature, in December, in Tanner, is 51.3°F (10.7°C), while the low-temperature averages to 37.9°F (3.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in September is estimated at 87.8°F (31°C).

What is the most humid month?

The most humid month is December, with an average relative humidity of 79%.

What is the average humidity in December?

In December, the average relative humidity is 79%.

How much does it rain in December?

In Tanner, Alabama, during December, the rain falls for 9.1 days and regularly aggregates up to 1.26" (32mm) of precipitation.

When does it start snowing?

December is the first month it typically snows. Throughout December, in the average 0.5 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days?

The month with the shortest days in Tanner is December, with an average of 9h and 54min of daylight.

What is the average length of the day in December?

In Tanner, the average day length in December is 9h and 52min.

When are sunrise and sunset in December in Tanner?

On the first day of December, sunrise is at 6:37 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:47 pm CST.

How long on average sun shines in December?

The average sunshine duration in December is 4.7h.

When is the lowest UV index in Tanner?

January and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Tanner, AL

Average temperature in December - Tanner, AL
  • Average high temperature in December: 51.3°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (47.5°F).

  • Average low temperature in December: 37.9°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

Average pressure in December
Tanner, AL

Average pressure in December - Tanner, 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
Tanner, AL

Average wind speed in December - Tanner, AL
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).

Average humidity in December
Tanner, AL

Average humidity in December - Tanner, 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 (72%).

Average rainfall in December
Tanner, AL

Average rainfall in December - Tanner, AL
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is April (1.54").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days in December
Tanner, AL

Average rainfall days in December - Tanner, AL
  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is November (6.6 days).

Average snowfall in December
Tanner, AL

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

The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Tanner, AL

Average snowfall days in December - Tanner, AL
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (1.1 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
Tanner, AL

Average daylight in December / Average sunshine in December - Tanner, AL
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 4h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
Tanner, AL

Average sunshine days in December - Tanner, AL
  • Average sunshine days in December: 19.8 days

The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is July (12.3 days).

Average UV index in December
Tanner, AL

Average UV index in December - Tanner, AL
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in December
Tanner, AL

Average cloud cover in December - Tanner, AL
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in December
Tanner, AL

Average visibility in December - Tanner, 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).

Tanner, Alabama, USA

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