December weather forecast and climate
Walnut Grove, AL

Weather in December

The first month of the winter, December, is still a cool month in Walnut Grove, Alabama, with average temperature ranging between min 38.5°F (3.6°C) and max 53.2°F (11.8°C).

Temperature

In December, the average high-temperature marginally drops, from a moderate 60.1°F (15.6°C) in November, to a fresh 53.2°F (11.8°C). The average low-temperature, in December, is 38.5°F (3.6°C).

Humidity

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

Rainfall

In December, the rain falls for 13.2 days. Throughout December, 4.29" (109mm) of precipitation is accumulated. Throughout the year, there are 180.2 rainfall days, and 42.24" (1073mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Walnut Grove. In December, in Walnut Grove, Alabama, it is snowing for 0.8 days. Throughout December, 0.35" (9mm) of snow is accumulated. Throughout the year, in Walnut Grove, there are 4.5 snowfall days, and 1.89" (48mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Walnut Grove, with an average of 9.9h of daylight.

Sunshine

The average sunshine in Walnut Grove is 4.6h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to the UV radiation for ordinary individuals.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the most humid month in Walnut Grove?

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

What is the average humidity in December in Walnut Grove?

In Walnut Grove, the average relative humidity in December is 80%.

How much does it rain in Walnut Grove in December?

In Walnut Grove, Alabama, in December, it is raining for 13.2 days, with typically 4.29" (109mm) of accumulated precipitation.

How much does it snow in Walnut Grove in December?

In December, in Walnut Grove, it is snowing for 0.8 days. Throughout December, 0.35" (9mm) of snow is accumulated.

What is the month with the shortest days in Walnut Grove?

With an average of 9.9h of daylight, December has the shortest days of the year in Walnut Grove, Alabama.

What is the average length of the day in December in Walnut Grove?

The average length of the day in December in Walnut Grove, Alabama, is 9.9h.

How many hours of sunshine does Walnut Grove have in December?

In Walnut Grove, Alabama, the average sunshine in December is 4.6h.

What is the month with the lowest UV index in Walnut Grove?

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

What is the UV index intensity in December in Walnut Grove?

The average daily maximum UV index in December in Walnut Grove is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in December
Walnut Grove, AL

Average temperature in December - Walnut Grove, AL
  • Average high temperature in December: 53.2°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (49.1°F).

  • Average low temperature in December: 38.5°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (34°F).

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Average pressure in December
Walnut Grove, AL

Average pressure in December - Walnut Grove, 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
Walnut Grove, AL

Average wind speed in December - Walnut Grove, AL
  • Average wind speed in December: 7.5mph

The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in December
Walnut Grove, AL

Average humidity in December - Walnut Grove, 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
Walnut Grove, AL

Average rainfall in December - Walnut Grove, AL
  • Average rainfall in December: 4.29"

The wettest month (with the highest rainfall) is August (4.41").
The driest month (with the least rainfall) is October (2.4").

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Average rainfall days in December
Walnut Grove, AL

Average rainfall days in December - Walnut Grove, AL
  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is July (22.2 days).
The month with the least rainy days is November (10.1 days).

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Average snowfall in December
Walnut Grove, AL

Average snowfall in December - Walnut Grove, AL
  • Average snowfall in December: 0.35"

The month with the highest snowfall is January (0.71").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Walnut Grove, AL

Average snowfall days in December - Walnut Grove, AL
  • Average snowfall days in December: 0.8 days

The month with the highest number of snowfall days is February (1.2 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Walnut Grove, AL

Average daylight in December / Average sunshine in December - Walnut Grove, AL
  • Average daylight in December: 9.9h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in December: 4.6h

The month with the most sunshine is June (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.5h).

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Average sunshine days in December
Walnut Grove, AL

Average sunshine days in December - Walnut Grove, AL
  • Average sunshine days in December: 16.1 days

Months with the most sunshine days are October and November (18.5 days).
The month with the least sunshine days is July (7.8 days).

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Average UV index in December
Walnut Grove, AL

Average UV index in December - Walnut Grove, AL
  • Average UV index in December: 2

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

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Average cloud cover in December
Walnut Grove, AL

Average cloud cover in December - Walnut Grove, AL
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 51).
Months with the least cloud cover are June and September (Cloud cover 32).

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Average visibility in December
Walnut Grove, AL

Average visibility in December - Walnut Grove, AL
  • Average visibility in December: 6mi

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

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