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
With the commencement of December, Wilmer records a moderate temperature decline, with the average high easing from November's agreeable 68°F (20°C) to a refreshing 61.7°F (16.5°C). Wilmer records a consistent low-temperature of 48°F (8.9°C) during December nights.Humidity
The most humid month in Wilmer is December, with an average relative humidity of 79%.Rainfall
In Wilmer, in December, during 10.9 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. Throughout the year, in Wilmer, there are 168.3 rainfall days, and 30.28" (769mm) of precipitation is accumulated.Snowfall
February through December are months without snowfall in Wilmer.Daylight
December has the shortest days of the year, with an average of 10h and 12min of daylight.On the first day of December, sunrise is at 6:34 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 5:02 pm CST.
Sunshine
The months with the least sunshine are February and December, with an average of 5.4h of sunshine.UV index
The months with the lowest UV index in Wilmer are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: A maximum daily UV index of 3 during December morphs into the following directions:
Take necessary precautions - Suggestions to elude sunburn are provided. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What are December temperatures in Wilmer?
What is the most humid month in Wilmer?
What is the average humidity in December in Wilmer?
How much does it rain in Wilmer in December?
When it does not snow in Wilmer?
Does it snow in Wilmer in December?
What is the month with the shortest days in Wilmer?
How many hours of daylight does Wilmer have in December?
When are sunrise and sunset in December in Wilmer?
What is the month with the least sunshine in Wilmer?
How long on average sun shines in December in Wilmer?
What are the months with the lowest UV index in Wilmer?
How high is the UV index in December in Wilmer?
Average temperature in December
Wilmer, AL
- Average high temperature in December: 61.7°F
The warmest months (with the highest average high temperature) are July and August (90.5°F).
The month with the lowest average high temperature is January (58.5°F).
- Average low temperature in December: 48°F
The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (43.9°F).
Average pressure in December
Wilmer, 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
Wilmer, AL
- Average wind speed in December: 7.3mph
The windiest months (with the highest average wind speed) are January, February, March, April and December (7.3mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).
Average humidity in December
Wilmer, AL
- Average humidity in December: 79%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Wilmer, AL
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is August (4.92").
The driest month (with the least rainfall) is February (1.34").
Average rainfall days in December
Wilmer, AL
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is July (24.6 days).
The month with the least rainy days is November (7.2 days).
Average snowfall in December
Wilmer, 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
Wilmer, AL
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.4 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
Wilmer, AL
- Average daylight in December: 10h and 1min
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 2min
The month with the most sunshine is June (Average sunshine: 11h and 6min).
The months with the least sunshine are February and December (Average sunshine: 5h and 24min).
Average sunshine days in December
Wilmer, AL
- Average sunshine days in December: 18 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (4.8 days).
Average UV index in December
Wilmer, AL
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Wilmer, AL
- Average cloud cover in December: 43
The months with the most cloud cover are February and December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 23).
Average visibility in December
Wilmer, 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).
Wilmer, Alabama, USA
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