December weather forecastHepsidam, AL

December

Weather in December

December, the first month of the winter in Hepsidam, is still a cool month, with an average temperature fluctuating between 52°F (11.1°C) and 38.3°F (3.5°C).

Temperature

The transition to December results in a modest reduction in average high-temperature, moving from a mild 59.7°F (15.4°C) in November to a fresh 52°F (11.1°C). In Hepsidam, the December nights cool down to an average low of 38.3°F (3.5°C).

Humidity

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

Rainfall

December is the month with the most rainfall. Rain falls for 13.1 days and accumulates 4.49" (114mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Hepsidam, during December, snow falls for 1.2 days and regularly aggregates up to 0.28" (7mm) of snow. Throughout the year, in Hepsidam, there are 6.6 snowfall days, and 1.73" (44mm) of snow is accumulated.

Daylight

The month with the shortest days in Hepsidam, Alabama, 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 4:39 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:49 pm CST.

Sunshine

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

UV index

December is the month with the lowest UV index in Hepsidam, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Hepsidam, in December, the average high-temperature is 52°F (11.1°C), and the average low-temperature is 38.3°F (3.5°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is evaluated at 89.6°F (32°C).

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

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

The month with the most rainfall is December, when the rain falls for 13.1 days and typically aggregates up to 4.49" (114mm) of precipitation.

In December, the rain falls for 13.1 days. Throughout December, 4.49" (114mm) of precipitation is accumulated.

In Hepsidam, in December, during 1.2 snowfall days, 0.28" (7mm) of snow is typically accumulated.

December has the shortest days of the year, with an average of 9h and 54min of daylight.

In December, the average day length is 9h and 54min.

In December, on the first day of the month, sunrise is at 6:37 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:49 pm CST.

In December, the average sunshine duration is 4.7h.

December is the month with the lowest UV index, with an average maximum UV index of 2.

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Hepsidam, AL

  • Average high temperature in December: 52°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (48.2°F).

  • Average low temperature in December: 38.3°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in December
Hepsidam, 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 (29.97"Hg).

Average wind speed in December
Hepsidam, AL

  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).

Average humidity in December
Hepsidam, 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
Hepsidam, AL

  • Average rainfall in December: 4.49"

The wettest month (with the highest rainfall) is December (4.49").
The driest month (with the least rainfall) is November (2.36").

Average rainfall days in December
Hepsidam, AL

  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in December
Hepsidam, AL

  • Average snowfall in December: 0.28"

The month with the highest snowfall is February (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Hepsidam, AL

  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

  • Average daylight in December: 9h and 54min

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 42min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
Hepsidam, AL

  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in December
Hepsidam, AL

  • Average UV index in December: 2

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

Average cloud cover in December
Hepsidam, 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 30).

Average visibility in December
Hepsidam, 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).