December weather forecast
Crossville, AL

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Weather in December

December in Crossville is a true winter month with temperatures falling further, making it the coldest month of the year after January. The reduction in temperature is accompanied by the shortest daylight hours of the year, reinforcing the winter atmosphere. Snowfall is a common occurrence during December, with flurries being more frequent than any other month. Winds pick up from November and continue their winter zest, making the climate feel significantly colder. Despite the chill, December embodies the festive spirit of the year-end, carrying the nostalgic essence of a traditional winter month.

Temperature

December brings a slight decrease in the average high-temperature, shifting from a moderate 59.5°F (15.3°C) in November to a cool 52.2°F (11.2°C). In December, Crossville encounters an average low-temperature of 38.3°F (3.5°C) during the night.

Humidity

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

Rainfall

The wettest months are February and December, with an average 4.65" (118mm) of rainfall.

Snowfall

January through March, November and December are months with snowfall. In Crossville, in December, snow falls for 1.3 days, with typically accumulated 0.43" (11mm) of snow. In Crossville, during the entire year, snow falls for 7 days and aggregates up to 2.32" (59mm) of snow.

Daylight

December has the shortest days of the year in Crossville, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 6:32 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 4:44 pm CST.

Sunshine

In December, the average sunshine is 4.8h.

UV index

The average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 3 translates into these guidelines:
Take precautions - Protection against skin and eye damage is obliged. To protect against the Sun's most potent rays, avoid direct exposure around midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

What are December temperatures?

In Crossville, in December, the average high-temperature is 52.2°F (11.2°C), and the average low-temperature is 38.3°F (3.5°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is calculated to be 87.8°F (31°C).

What is the most humid month?

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

What is the average humidity in December?

The average relative humidity in December is 80%.

What is the rainiest month?

The wettest months are February and December, with an average 4.65" (118mm) of rainfall.

How much does it rain in December?

In Crossville, during December, the rain falls for 14.1 days and regularly aggregates up to 4.65" (118mm) of precipitation.

How much does it snow in December?

In Crossville, in December, snow falls for 1.3 days, with typically accumulated 0.43" (11mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year in Crossville, with an average of 9h and 54min of daylight.

How many hours of daylight does Crossville have in December?

The average day length in December is 9h and 55min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:32 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 4:44 pm CST.

How long on average sun shines in December?

In Crossville, the average sunshine duration in December is 4.8h.

What is the UV index reading in December?

The average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Crossville, AL

Average temperature in December - Crossville, AL
  • Average high temperature in December: 52.2°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in December: 38.3°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in December
Crossville, AL

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

Average wind speed in December - Crossville, AL
  • Average wind speed in December: 7.2mph

The windiest months (with the highest average wind speed) are February and March (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in December
Crossville, AL

Average humidity in December - Crossville, 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 (74%).

Average rainfall in December
Crossville, AL

Average rainfall in December - Crossville, AL
  • Average rainfall in December: 4.65"

The wettest months (with the highest rainfall) are February and December (4.65").
The driest month (with the least rainfall) is September (2.48").

Average rainfall days in December
Crossville, AL

Average rainfall days in December - Crossville, AL
  • Average rainfall days in December: 14.1 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (9.5 days).

Average snowfall in December
Crossville, AL

Average snowfall in December - Crossville, AL
  • Average snowfall in December: 0.43"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Crossville, AL

Average snowfall days in December - Crossville, AL
  • Average snowfall days in December: 1.3 days

The month with the highest number of snowfall days is January (2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Crossville, AL
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in December
Crossville, AL

Average sunshine days in December - Crossville, AL
  • Average sunshine days in December: 14.9 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (10.2 days).

Average UV index in December
Crossville, AL

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

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in December
Crossville, AL

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

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in December
Crossville, AL

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

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

Crossville, Alabama, USA

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