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
A moderate decline in average high-temperatures is noted in December, moving from a refreshing 64.8°F (18.2°C) in November to a mild 57°F (13.9°C). During December, Valley Mills consistently records a temperature low averaging a chilly 43.7°F (6.5°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 80%.Rainfall
In Valley Mills, in December, it is raining for 13.6 days, with typically 3.46" (88mm) of accumulated precipitation. In Valley Mills, during the entire year, the rain falls for 169.7 days and collects up to 38.82" (986mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Valley Mills, during December, snow falls for 0.4 days and regularly aggregates up to 0.04" (1mm) of snow. In Valley Mills, during the entire year, snow falls for 2.6 days and aggregates up to 1.06" (27mm) of snow.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year in Valley Mills.On the first day of December, sunrise is at 6:47 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:08 pm CST.
Sunshine
February and December, with an average of 5h of sunshine, are months with the least sunshine in Valley Mills, Mississippi.UV index
The months with the lowest UV index in Valley Mills, Mississippi, are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In December, the maximum UV index of 3 suggests this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Valley Mills?
What are the most humid months in Valley Mills?
What is the average humidity in December in Valley Mills?
How much does it rain in Valley Mills in December?
How much does it snow in Valley Mills in December?
What is the month with the shortest days in Valley Mills?
How many hours of daylight does Valley Mills have in December?
When are sunrise and sunset in December in Valley Mills?
What are the months with the least sunshine in Valley Mills?
How long on average sun shines in December in Valley Mills?
When is the lowest UV index in Valley Mills?
What is the UV index intensity in December in Valley Mills?
Average temperature in December
Valley Mills, MS
- Average high temperature in December: 57°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in December: 43.7°F
The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (39.6°F).
Average pressure in December
Valley Mills, MS
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Valley Mills, MS
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Valley Mills, MS
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Valley Mills, MS
- Average rainfall in December: 3.46"
The wettest month (with the highest rainfall) is April (3.98").
The driest month (with the least rainfall) is November (2.28").
Average rainfall days in December
Valley Mills, MS
- Average rainfall days in December: 13.6 days
The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is October (8.9 days).
Average snowfall in December
Valley Mills, MS
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Valley Mills, MS
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is January (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
Valley Mills, MS
- 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 0min
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: 5h and 0min).
Average sunshine days in December
Valley Mills, MS
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is August (9.9 days).
Average UV index in December
Valley Mills, MS
- 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
Valley Mills, MS
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in December
Valley Mills, MS
- 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).
Valley Mills, Mississippi, USA
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