December weather forecast and climate
Crystal Springs, AL

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

Temperature

In Crystal Springs, the average high-temperature slightly decreases, from an enjoyable 61.3°F (16.3°C) in November, to a fresh 53.8°F (12.1°C). The average low-temperature, in Crystal Springs, is 38.7°F (3.7°C).

Humidity

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

Rainfall

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

Snowfall

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

Daylight

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

Sunshine

In December, the average sunshine 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 reading of 2, and below, represents a minimal health vulnerability 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.

What is the temperature in December in Crystal Springs?

The average high-temperature, in December, in Crystal Springs, Alabama, is 53.8°F (12.1°C), while the average low-temperature is 38.7°F (3.7°C).

What is the most humid month in Crystal Springs?

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

What is the average humidity in December in Crystal Springs?

The average relative humidity in December is 80%.

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

In Crystal Springs, during December, the rain falls for 13.5 days and regularly aggregates up to 3.9" (99mm) of precipitation.

What is the rainiest month in Crystal Springs?

Months with the most rainfall in Crystal Springs are February and December, with an average 3.9" (99mm) of precipitation.

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 snowiest month in Crystal Springs?

December is the month with the most snowfall in Crystal Springs, Alabama. Snow falls for 0.7 days and accumulates 0.43" (11mm) of snow.

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

With an average of 9.9h of daylight, December has the shortest days of the year.

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

In Crystal Springs, the average length of the day in December is 9.9h.

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

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

When is the lowest UV index in Crystal Springs?

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

How high is the UV index in December in Crystal Springs?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays.
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).

Average pressure in December - Crystal Springs, 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").

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).

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%).

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").

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).

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

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

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).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December / Average sunshine in December - Crystal Springs, 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: 4.8h

Months with the most sunshine are June and July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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).

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

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).

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).

Average visibility in December - Crystal Springs, 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).