December weather forecast and climate
Delta, AL

December, the first month of the winter, in Delta, is also a fresh month, with average temperature ranging between min 39.7°F (4.3°C) and max 54.5°F (12.5°C).

Temperature

In December, the average high-temperature slightly decreases, from an enjoyable 61.5°F (16.4°C) in November, to a cool 54.5°F (12.5°C). In December, the average low-temperature is 39.7°F (4.3°C).

Humidity

December is the most humid month, with an average relative humidity of 80%.

Rainfall

In Delta, Alabama, during 13.5 rainfall days, 3.7" (94mm) of precipitation is typically accumulated. Throughout the year, in Delta, there are 174.1 rainfall days, and 38.39" (975mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Delta are January through March and December. December is the month with the most snowfall. Snow falls for 0.6 days and accumulates 0.59" (15mm) of snow.

Daylight

With an average of 10h of daylight, December has the shortest days of the year.

Sunshine

February and December, with an average of 4.9h of sunshine, are months with the least sunshine in Delta.

UV index

Months with the lowest UV index in Delta are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Delta?

In December, the average high-temperature is 54.5°F (12.5°C), and the average low-temperature is 39.7°F (4.3°C).

What is the most humid month in Delta?

With an average relative humidity of 80%, December is the most humid month in Delta, Alabama.

What is the average humidity in December in Delta?

In December, the average relative humidity is 80%.

How many days does it rain in December in Delta?

In December, the rain falls for 13.5 days. Throughout December, 3.7" (94mm) of precipitation is accumulated.

When does it start snowing in Delta?

December is the first month it typically snows in Delta. Throughout December, in the average 0.6 snowfall days, it receives 0.59" (15mm) of snow.

When does it snow the most in Delta?

December is the month with the most snowfall. Snow falls for 0.6 days and accumulates 0.59" (15mm) of snow.

What is the month with the shortest days in Delta?

With an average of 10h of daylight, December has the shortest days of the year.

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

The average length of the day in December in Delta is 10h.

What is the month with the least sunshine in Delta?

Months with the least sunshine in Delta are February and December, with an average of 4.9h of sunshine.

How long on average sun shines in December in Delta?

The average sunshine in December in Delta is 4.9h.

What are the months with the lowest UV index in Delta?

Months with the lowest UV index in Delta are January, February, November and December, with an average maximum UV index of 3.

What is the UV index intensity in December in Delta?

In Delta, Alabama, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV rays.
Average temperature in December - Delta, AL
  • Average high temperature in December: 54.5°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 (50.9°F).

  • Average low temperature in December: 39.7°F

The month with the highest average low temperature is August (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).

Average pressure in December - Delta, AL
  • Average pressure in December: 30.15"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.98").

Average wind speed in December - Delta, AL
  • Average wind speed in December: 7.1mph

The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in December - Delta, AL
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).

Average rainfall in December - Delta, AL
  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is August (3.98").
The driest month (with the least rainfall) is October (1.89").

Average rainfall days in December - Delta, AL
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is July (21.5 days).
The month with the least rainy days is November (7.6 days).

Average snowfall in December - Delta, AL
  • Average snowfall in December: 0.59"

The month with the highest snowfall is December (0.59").
Months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December - Delta, AL
  • Average snowfall days in December: 0.6 days

Months with the highest number of snowfall days are January and February (1.3 days).
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 - Delta, AL
  • Average daylight in December: 10h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in December: 4.9h

The month with the most sunshine is June (Average sunshine: 10.5h).
Months with the least sunshine are February and December (Average sunshine: 4.9).

Average sunshine days in December - Delta, AL
  • Average sunshine days in December: 15.8 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (7.9 days).

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

The month with the highest UV index is June (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in December - Delta, AL
  • Average cloud cover in December: 47

Months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 31).

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

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