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
Transition into December subtly marks a drop in the average high-temperature, moderately moving from a comfortable 66.4°F (19.1°C) in November to a mild 59.9°F (15.5°C). The average temperature during December nights in Petrey is registered at a chilly 43.9°F (6.6°C).Humidity
December is the most humid month, with an average relative humidity of 78%.Rainfall
In Petrey, in December, during 12.6 rainfall days, 3.82" (97mm) of precipitation is typically accumulated. Throughout the year, in Petrey, there are 175.6 rainfall days, and 35.87" (911mm) of precipitation is accumulated.Snowfall
Months with snowfall are January, February and December. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Petrey, during the entire year, snow falls for 1 days and aggregates up to 0.39" (10mm) of snow.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:27 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 4:51 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5.2h of sunshine.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In December, the UV index of 3 transforms into the following advice:
Exercise prevention - Warding off sunburn is urged. When the Sun is at its strongest around midday, find shade and limit exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Petrey in December?
What is the most humid month?
What is the average humidity in December?
How much does it rain in December?
When does it start to snow?
What is the month with the shortest days?
How many hours of daylight does Petrey have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Petrey have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Petrey, AL
- Average high temperature in December: 59.9°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (56.7°F).
- Average low temperature in December: 43.9°F
The month with the highest average low temperature is August (72.3°F).
The coldest month (with the lowest average low temperature) is January (39.4°F).
Average pressure in December
Petrey, AL
- Average pressure in December: 30.14"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
Petrey, AL
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Petrey, 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
Petrey, AL
- Average rainfall in December: 3.82"
The wettest month (with the highest rainfall) is August (4.37").
The driest month (with the least rainfall) is November (2.09").
Average rainfall days in December
Petrey, AL
- Average rainfall days in December: 12.6 days
The month with the highest number of rainy days is July (23.4 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in December
Petrey, AL
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Petrey, 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 April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Petrey, AL
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in December
Petrey, AL
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is July (5.4 days).
Average UV index in December
Petrey, AL
- Average UV index in December: 3
The months with the highest UV index are 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
Petrey, AL
- Average cloud cover in December: 44
The months with the most cloud cover are February and December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in December
Petrey, AL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Petrey, Alabama, USA
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