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
December marks a gentle change in average high-temperature, declining from November's enjoyable 61.7°F (16.5°C) to a fresh 54.5°F (12.5°C). In the month of December, the average low-temperature usually rests at an icy 39.9°F (4.4°C).Humidity
With an average relative humidity of 80%, December is the most humid month.Rainfall
In Mellow Valley, in December, during 13.8 rainfall days, 3.9" (99mm) of precipitation is typically accumulated. Throughout the year, in Mellow Valley, there are 184.4 rainfall days, and 42.17" (1071mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. December is the month with the most snowfall. Snow falls for 0.7 days and accumulates 0.67" (17mm) of snow.Daylight
December has the shortest days of the year in Mellow Valley, with an average of 10h and 0min of daylight.On the first day of December in Mellow Valley, sunrise is at 6:28 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 4:46 pm CST.
Sunshine
February and December, with an average of 4.9h of sunshine, are months with the least sunshine.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In December, a daily UV index of 3 turns into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. To protect against the Sun's most potent rays, avoid direct exposure around midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What is the usual temperature for Mellow Valley in December?
What is the most humid month in Mellow Valley?
What is the average humidity in December in Mellow Valley?
How many days does it rain in December in Mellow Valley?
When does it snow the most in Mellow Valley?
When does it start snowing in Mellow Valley?
What is the month with the shortest days in Mellow Valley?
How many hours of daylight does Mellow Valley have in December?
What time are sunrise and sunset in December in Mellow Valley?
What is the month with the least sunshine in Mellow Valley?
How many hours of sunshine does Mellow Valley have in December?
When is the lowest UV index in Mellow Valley?
What is the UV index intensity in December in Mellow Valley?
Average temperature in December
Mellow Valley, AL
- Average high temperature in December: 54.5°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (50.7°F).
- Average low temperature in December: 39.9°F
The months with the highest average low temperature are July and August (69.4°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in December
Mellow Valley, AL
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Mellow Valley, AL
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in December
Mellow Valley, 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 (73%).
Average rainfall in December
Mellow Valley, AL
- Average rainfall in December: 3.9"
The wettest month (with the highest rainfall) is August (4.37").
The driest month (with the least rainfall) is October (2.09").
Average rainfall days in December
Mellow Valley, AL
- Average rainfall days in December: 13.8 days
The month with the highest number of rainy days is July (24 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in December
Mellow Valley, AL
- Average snowfall in December: 0.67"
The month with the highest snowfall is December (0.67").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Mellow Valley, AL
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Mellow Valley, 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 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in December
Mellow Valley, AL
- Average sunshine days in December: 15.3 days
The months with the most sunshine days are October and November (19.7 days).
The month with the least sunshine days is July (5.6 days).
Average UV index in December
Mellow Valley, AL
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Mellow Valley, AL
- Average cloud cover in December: 47
The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are June, September and October (Cloud cover 31).
Average visibility in December
Mellow Valley, AL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Mellow Valley, Alabama, USA
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