December weather forecastIrvington, AL

December

Weather in December

The first month of the winter, December, is also an enjoyable month in Irvington, Alabama, with an average temperature fluctuating between 62.6°F (17°C) and 49.8°F (9.9°C).

Temperature

As December commences, the average high-temperature subtly reduces, transitioning from an agreeable 68.4°F (20.2°C) in November to a comfortable 62.6°F (17°C). Irvington, in December, experiences an average temperature of 49.8°F (9.9°C) at night.

Humidity

With an average relative humidity of 78%, December is the most humid month.

Rainfall

In December, the rain falls for 12.2 days. Throughout December, 3.35" (85mm) of precipitation is accumulated. In Irvington, Alabama, during the entire year, the rain falls for 173.5 days and collects up to 40.98" (1041mm) of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

The month with the shortest days is December, with an average of 10h and 12min of daylight.
On the first day of the month, sunrise is at 6:32 am and sunset at 4:51 pm. On the last day of December, sunrise is at 6:49 am and sunset at 5:02 pm CST.

Sunshine

The month with the least sunshine is December, with an average of 5.3h of sunshine.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 3 in December leads to these guidelines:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Irvington, is 62.6°F (17°C), while the low-temperature averages to 49.8°F (9.9°C). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is estimated at 98.6°F (37°C).

The most humid month is December, with an average relative humidity of 78%.

In December, the average relative humidity is 78%.

In December, the rain falls for 12.2 days. Throughout December, 3.35" (85mm) of precipitation is accumulated.

In Irvington, snow does not fall in February through December.

In Irvington, in December, it doesn't snow. In January, it regularly snows.

December has the shortest days of the year, with an average of 10h and 12min of daylight.

The average day length in December is 10h and 13min.

On the first day of December, sunrise is at 6:32 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 5:02 pm CST.

December has the least sunshine of the year, with an average of 5.3h of sunshine.

In Irvington, the average sunshine duration in December is 5.3h.

December is the month with the lowest UV index, with an average maximum UV index of 3.

In Irvington, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Irvington, AL

  • Average high temperature in December: 62.6°F

The warmest month (with the highest average high temperature) is August (90.3°F).
The month with the lowest average high temperature is January (59.2°F).

  • Average low temperature in December: 49.8°F

The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is January (45.5°F).

Average pressure in December
Irvington, AL

  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in December
Irvington, AL

  • Average wind speed in December: 8mph

The windiest months (with the highest average wind speed) are January and April (8.1mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).

Average humidity in December
Irvington, AL

  • Average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (70%).

Average rainfall in December
Irvington, AL

  • Average rainfall in December: 3.35"

The wettest month (with the highest rainfall) is August (6.1").
The driest month (with the least rainfall) is November (2.01").

Average rainfall days in December
Irvington, AL

  • Average rainfall days in December: 12.2 days

The month with the highest number of rainy days is July (24.1 days).
The month with the least rainy days is November (8.1 days).

Average snowfall in December
Irvington, AL

  • Average snowfall in December: 0"

The month with the highest snowfall is January (0.16").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Irvington, AL

  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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

  • Average daylight in December: 10h and 12min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in December: 5h and 18min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in December
Irvington, AL

  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (5.1 days).

Average UV index in December
Irvington, AL

  • Average UV index in December: 3

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in December
Irvington, AL

  • Average cloud cover in December: 43

The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 23).

Average visibility in December
Irvington, 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).