Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The onset of December results in a small decrease in the average high-temperature, moderately receding from a refreshing 62.8°F (17.1°C) in November to a fresh 55.2°F (12.9°C). During December, Wilsonville's temperature falls to a steady low-temperature average of 40.3°F (4.6°C).Humidity
The most humid month in Wilsonville is December, with an average relative humidity of 80%.Rainfall
In Wilsonville, Alabama, during December, the rain falls for 13.1 days and regularly aggregates up to 3.74" (95mm) of precipitation. Throughout the year, in Wilsonville, Alabama, there are 170.7 rainfall days, and 39.06" (992mm) of precipitation is accumulated.Snowfall
Months with snowfall in Wilsonville are January through March, November and December. In December, in Wilsonville, it is snowing for 0.5 days. Throughout December, 0.47" (12mm) of snow is accumulated. Throughout the year, there are 2.9 snowfall days, and 1.57" (40mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of December in Wilsonville, sunrise is at 6:31 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 4:49 pm CST.
Sunshine
The months with the least sunshine in Wilsonville 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 estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In December, the maximum UV index of 3 suggests this advice:
Take necessary precautions - Defending against sun damage is advocated. Around midday, solar radiation is most harmful; hence, exposure should be limited. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Wilsonville in December?
What is the most humid month in Wilsonville?
What is the average humidity in December in Wilsonville?
How much does it rain in Wilsonville in December?
How many days does it snow in December in Wilsonville?
What is the month with the shortest days in Wilsonville?
What is the average length of the day in December in Wilsonville?
When is the sunrise / sunset in December in Wilsonville?
What is the month with the least sunshine in Wilsonville?
How many hours of sunshine does Wilsonville have in December?
What are the months with the lowest UV index in Wilsonville?
How high is the UV index in December in Wilsonville?
Average temperature in December
Wilsonville, AL
- Average high temperature in December: 55.2°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 (51.4°F).
- Average low temperature in December: 40.3°F
The months with the highest average low temperature are July and August (70.5°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in December
Wilsonville, AL
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in December
Wilsonville, AL
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in December
Wilsonville, 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 (71%).
Average rainfall in December
Wilsonville, AL
- Average rainfall in December: 3.74"
The wettest month (with the highest rainfall) is April (4.06").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in December
Wilsonville, AL
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is July (21.2 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in December
Wilsonville, AL
- Average snowfall in December: 0.47"
The month with the highest snowfall is January (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Wilsonville, AL
- Average snowfall days in December: 0.5 days
The months with the highest number of snowfall days are January and February (1 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
Wilsonville, 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 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in December
Wilsonville, AL
- Average sunshine days in December: 16.2 days
The months with the most sunshine days are October and November (20.4 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in December
Wilsonville, 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
Wilsonville, AL
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are September and October (Cloud cover 30).
Average visibility in December
Wilsonville, 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).
Wilsonville, Alabama, USA
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