December weather forecast
Crystal Springs, AL

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Weather in December

December, the first month of the winter in Crystal Springs, is still a cool month, with an average temperature varying between 38.7°F (3.7°C) and 53.8°F (12.1°C).

Temperature

The average high-temperature shows a slight dip in December, from November's comfortable 61.3°F (16.3°C) to a fresh 53.8°F (12.1°C). Crystal Springs, during December, witnesses an average low-temperature of 38.7°F (3.7°C).

Humidity

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

Rainfall

The months with the most rainfall are February and December, with an average 3.9" (99mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. The month with the most snowfall is December, when snow falls for 0.7 days and typically aggregates up to 0.43" (11mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 6:31 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 4:45 pm CST.

Sunshine

In December, the average sunshine in Crystal Springs is 4.8h.

UV index

December is the month with the lowest UV index in Crystal Springs, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

What are December temperatures in Crystal Springs?

In Crystal Springs, 53.8°F (12.1°C) is the average high-temperature and 38.7°F (3.7°C) is the average low-temperature during December. In September, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is estimated at 91.4°F (33°C).

What is the most humid month in Crystal Springs?

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

What is the average humidity in December in Crystal Springs?

The average relative humidity in December in Crystal Springs is 80%.

What is the wettest month in Crystal Springs?

The wettest months are February and December, with an average 3.9" (99mm) of rainfall.

How much does it rain in Crystal Springs in December?

In Crystal Springs, in December, it is raining for 13.5 days, with typically 3.9" (99mm) of accumulated precipitation.

When does it snow the most in Crystal Springs?

The month with the most snowfall is December, when snow falls for 0.7 days and typically aggregates up to 0.43" (11mm) of snow.

How many days does it snow in December in Crystal Springs?

In Crystal Springs, in December, during 0.7 snowfall days, 0.43" (11mm) of snow is typically accumulated.

What is the month with the shortest days in Crystal Springs?

With an average of 9h and 54min of daylight, December has the shortest days of the year in Crystal Springs, Alabama.

How many hours of daylight does Crystal Springs have in December?

In Crystal Springs, the average day length in December is 9h and 57min.

What time are sunrise and sunset in December in Crystal Springs?

On the first day of December, sunrise is at 6:31 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 4:45 pm CST.

How long on average sun shines in December in Crystal Springs?

In December, the average sunshine duration in Crystal Springs, Alabama, is 4.8h.

What is the month with the lowest UV index in Crystal Springs?

December is the month with the lowest UV index in Crystal Springs, Alabama, with an average maximum UV index of 2.

What is the UV index reading in December in Crystal Springs?

In December, the average daily maximum UV index in Crystal Springs is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
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
Crystal Springs, AL

Average temperature in December - Crystal Springs, AL
  • Average high temperature in December: 53.8°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (49.6°F).

  • Average low temperature in December: 38.7°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.2°F).

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Average pressure in December
Crystal Springs, AL

Average pressure in December - Crystal Springs, 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).

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Average wind speed in December
Crystal Springs, AL

Average wind speed in December - Crystal Springs, AL
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).

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Average humidity in December
Crystal Springs, AL

Average humidity in December - Crystal Springs, 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%).

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Average rainfall in December
Crystal Springs, AL

Average rainfall in December - Crystal Springs, AL
  • Average rainfall in December: 3.9"

The wettest months (with the highest rainfall) are February and December (3.9").
The driest month (with the least rainfall) is October (2.32").

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Average rainfall days in December
Crystal Springs, AL

Average rainfall days in December - Crystal Springs, AL
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is July (20.7 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in December
Crystal Springs, AL

Average snowfall in December - Crystal Springs, AL
  • Average snowfall in December: 0.43"

The month with the highest snowfall is December (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Crystal Springs, AL

Average snowfall days in December - Crystal Springs, AL
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is February (1.4 days).
The 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
Crystal Springs, AL

Average daylight in December / Average sunshine in December - Crystal Springs, 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 months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Crystal Springs, AL

Average sunshine days in December - Crystal Springs, AL
  • Average sunshine days in December: 16.3 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in December
Crystal Springs, AL

Average UV index in December - Crystal Springs, AL
  • Average UV index in December: 2

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

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Average cloud cover in December
Crystal Springs, AL

Average cloud cover in December - Crystal Springs, AL
  • Average cloud cover in December: 47

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

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Average visibility in December
Crystal Springs, AL

Average visibility in December - Crystal Springs, AL
  • Average visibility in December: 6mi

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

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Crystal Springs, Alabama, USA

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