December weather forecast
Pentonville, AL

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Weather in December

The first month of the winter, December, is still a refreshing month in Pentonville, Alabama, with an average temperature varying between 55.9°F (13.3°C) and 40.8°F (4.9°C).

Temperature

December sees a slight reduction in average high-temperature, with a shift from an enjoyable 63.1°F (17.3°C) in November to a mild 55.9°F (13.3°C). In December, Pentonville experiences an average nighttime temperature of 40.8°F (4.9°C).

Humidity

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

Rainfall

In Pentonville, in December, during 13.3 rainfall days, 3.62" (92mm) of precipitation is typically accumulated. Throughout the year, there are 175.3 rainfall days, and 39.88" (1013mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January, February and December. The month with the most snowfall is December, when snow falls for 0.5 days and typically aggregates up to 0.39" (10mm) of snow.

Daylight

December has the shortest days of the year, with an average of 10h and 0min of daylight.
On the first day of December, sunrise is at 6:29 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 4:49 pm CST.

Sunshine

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

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 3 suggests this advice:
Guard yourself - Avoiding sunburn is suggested. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.

Frequently asked questions

What is the average December temperature?

In December, in Pentonville, the average high-temperature is 55.9°F (13.3°C), and the average low-temperature is 40.8°F (4.9°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in September is evaluated at 93.2°F (34°C).

What is the most humid month?

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

What is the average humidity in December?

The average relative humidity in December is 80%.

How many days does it rain in December in Pentonville?

In Pentonville, in December, during 13.3 rainfall days, 3.62" (92mm) of precipitation is typically accumulated.

What is the snowiest month?

December is the month with the most snowfall. Snow falls for 0.5 days and accumulates 0.39" (10mm) of snow.

When does it start to snow in Pentonville?

December is the first month it typically snows. Throughout December, in the average 0.5 snowfall days, it receives 0.39" (10mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 0min of daylight.

What is the average length of the day in December?

The average day length in December is 10h and 2min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:29 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 4:49 pm CST.

What are the months with the least sunshine?

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

How many hours of sunshine does Pentonville have in December?

In December, the average sunshine duration is 4.9h.

When is the lowest UV index in Pentonville?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Pentonville, AL

Average temperature in December - Pentonville, AL
  • Average high temperature in December: 55.9°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in December: 40.8°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).

Average pressure in December
Pentonville, AL

Average pressure in December - Pentonville, AL
  • Average pressure in December: 30.14"Hg

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

Average wind speed in December
Pentonville, AL

Average wind speed in December - Pentonville, AL
  • Average wind speed in December: 7.4mph

The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in December
Pentonville, AL

Average humidity in December - Pentonville, 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 (72%).

Average rainfall in December
Pentonville, AL

Average rainfall in December - Pentonville, AL
  • Average rainfall in December: 3.62"

The wettest month (with the highest rainfall) is August (4.41").
The driest month (with the least rainfall) is October (2.05").

Average rainfall days in December
Pentonville, AL

Average rainfall days in December - Pentonville, AL
  • Average rainfall days in December: 13.3 days

The month with the highest number of rainy days is July (22.1 days).
The month with the least rainy days is November (8.3 days).

Average snowfall in December
Pentonville, AL

Average snowfall in December - Pentonville, AL
  • Average snowfall in December: 0.39"

The month with the highest snowfall is December (0.39").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Pentonville, AL

Average snowfall days in December - Pentonville, AL
  • Average snowfall days in December: 0.5 days

The months with the highest number of snowfall days are January and February (0.8 days).
The 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
Pentonville, AL

Average daylight in December / Average sunshine in December - Pentonville, AL
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in December
Pentonville, AL

Average sunshine days in December - Pentonville, AL
  • Average sunshine days in December: 15.6 days

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is July (6.9 days).

Average UV index in December
Pentonville, AL

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

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

Average cloud cover in December
Pentonville, AL

Average cloud cover in December - Pentonville, AL
  • Average cloud cover in December: 48

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 31).

Average visibility in December
Pentonville, AL

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

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

Pentonville, Alabama, USA

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