December weather forecast
Delta, AL

Weather in December

December, the first month of the winter, in Delta, is still a cool month, with average temperature varying between 54.5°F (12.5°C) and 39.7°F (4.3°C).

Temperature

In Delta, the average high-temperature in December slightly decreases, from a comfortable 61.5°F (16.4°C) in November, to a cool 54.5°F (12.5°C). In Delta, 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, in December, it is raining for 13.5 days, with typically 3.7" (94mm) of accumulated precipitation. Throughout the year, there are 174.1 rainfall days, and 38.39" (975mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall in Delta, Alabama. The month with the most snowfall is December when snow falls for 0.6 days and typically aggregates up to 0.59" (15mm) of snow.

Daylight

The month with the shortest days in Delta is December, with an average of 10h of daylight.

Sunshine

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

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Delta. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the most humid month in Delta?

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

What is the average humidity in December in Delta?

The average relative humidity in December is 80%.

How many days does it rain in December in Delta?

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

When does it snow the most in Delta?

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

When does it start to snow 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.

What is the month with the shortest days in Delta?

December has the shortest days of the year in Delta, Alabama, with an average of 10h of daylight.

How many hours of daylight does Delta have in December?

In December, the average length of the day 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 many hours of sunshine does Delta have in December?

In Delta, Alabama, the average sunshine in December is 4.9h.

What is the month with the lowest UV index in Delta?

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

What is the UV index intensity in December in Delta?

In December, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in December
Delta, AL

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).

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Average pressure in December
Delta, AL

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").

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Average wind speed in December
Delta, AL

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).

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Average humidity in December
Delta, AL

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%).

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Average rainfall in December
Delta, AL

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").

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Average rainfall days in December
Delta, AL

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).

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Average snowfall in December
Delta, AL

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").

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Average snowfall days in December
Delta, AL

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).

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

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).

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Average sunshine days in December
Delta, AL

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).

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Average UV index in December
Delta, AL

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).

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Average cloud cover in December
Delta, AL

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).

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Average visibility in December
Delta, AL

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).

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