December weather forecast and climate
Grove Park, AL

Weather in December

The first month of the winter, December, is still a cool month in Grove Park, Alabama, with average temperature varying between 40.5°F (4.7°C) and 54.9°F (12.7°C).

Temperature

In Grove Park, Alabama, the average high-temperature marginally drops, from a comfortable 62.4°F (16.9°C) in November, to a cool 54.9°F (12.7°C). In December, the average low-temperature is 40.5°F (4.7°C).

Humidity

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

Rainfall

In Grove Park, during 10.5 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, in Grove Park, there are 146.7 rainfall days, and 18.94" (481mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall in Grove Park. December is the first month it typically snows in Grove Park. Throughout December, in the average 0.5 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, in Grove Park, there are 2.7 snowfall days, and 0.47" (12mm) of snow is accumulated.

Daylight

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

Sunshine

In Grove Park, the average sunshine is 4.9h.

UV index

December is the month with the lowest UV index in Grove Park, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Grove Park?

In December, in Grove Park, the average high-temperature is 54.9°F (12.7°C), and the average low-temperature is 40.5°F (4.7°C).

What is the most humid month in Grove Park?

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

What is the average humidity in December in Grove Park?

The average relative humidity in December is 80%.

How many days does it rain in December in Grove Park?

In Grove Park, in December, it is raining for 10.5 days, with typically 1.65" (42mm) of accumulated precipitation.

When does it start snowing in Grove Park?

December is the first month it typically snows in Grove Park, Alabama. Throughout December, in the average 0.5 snowfall days, it receives 0.12" (3mm) of snow.

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

With an average of 10h of daylight, December has the shortest days of the year in Grove Park, Alabama.

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

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

How long on average sun shines in December in Grove Park?

In Grove Park, the average sunshine in December is 4.9h.

When is the lowest UV index in Grove Park?

With an average maximum UV index of 2, December is the month with the lowest UV index in Grove Park, Alabama.

How high is the UV index in December in Grove Park?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV rays.

Average temperature in December
Grove Park, AL

Average temperature in December - Grove Park, AL
  • Average high temperature in December: 54.9°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (51.3°F).

  • Average low temperature in December: 40.5°F

The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (36°F).

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Average pressure in December
Grove Park, AL

Average pressure in December - Grove Park, AL
  • Average pressure in December: 30.14"

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

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Average wind speed in December
Grove Park, AL

Average wind speed in December - Grove Park, AL
  • Average wind speed in December: 7mph

The windiest months (with the highest average wind speed) are February and March (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in December
Grove Park, AL

Average humidity in December - Grove Park, 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 (70%).

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Average rainfall in December
Grove Park, AL

Average rainfall in December - Grove Park, AL
  • Average rainfall in December: 1.65"

The wettest month (with the highest rainfall) is August (2.24").
The driest month (with the least rainfall) is October (1.02").

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Average rainfall days in December
Grove Park, AL

Average rainfall days in December - Grove Park, AL
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (7.3 days).

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Average snowfall in December
Grove Park, AL

Average snowfall in December - Grove Park, AL
  • Average snowfall in December: 0.12"

The month with the highest snowfall is January (0.24").
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
Grove Park, AL

Average snowfall days in December - Grove Park, AL
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (1 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
Grove Park, AL

Average daylight in December / Average sunshine in December - Grove Park, 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

Months with the most sunshine are June and July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.8h).

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Average sunshine days in December
Grove Park, AL

Average sunshine days in December - Grove Park, AL
  • Average sunshine days in December: 17.9 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (9.4 days).

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Average UV index in December
Grove Park, AL

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

Months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Grove Park, AL

Average cloud cover in December - Grove Park, AL
  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 48).
Months with the least cloud cover are June, September and October (Cloud cover 30).

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Average visibility in December
Grove Park, AL

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

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

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