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 transition into December involves a small decrease in the average high-temperature, dipping slightly from a comfortable 61°F (16.1°C) in November to a fresh 52.7°F (11.5°C). Throughout the nights in December, Marks experiences an average low-temperature of 40.1°F (4.5°C).Humidity
March and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In December, the rain falls for 11.9 days. Throughout December, 3.19" (81mm) of precipitation is accumulated. Throughout the year, there are 158.1 rainfall days, and 32.99" (838mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Marks, in December, snow falls for 0.8 days, with typically accumulated 0.08" (2mm) of snow. Throughout the year, there are 4 snowfall days, and 1.1" (28mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 6:49 am and sunset at 4:51 pm. On the last day of December, sunrise is at 7:07 am and sunset at 5:01 pm CST.
Sunshine
The average sunshine in December is 5h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 3 suggests this advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Marks have in December?
When is the sunrise / sunset in December in Marks?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Marks, MS
- Average high temperature in December: 52.7°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 (49.1°F).
- Average low temperature in December: 40.1°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 (35.6°F).
Average pressure in December
Marks, 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 (29.95"Hg).
Average wind speed in December
Marks, MS
- Average wind speed in December: 8.1mph
The windiest month (with the highest average wind speed) is February (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Marks, MS
- Average humidity in December: 79%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Marks, MS
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in December
Marks, MS
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is August (18 days).
The month with the least rainy days is November (8.4 days).
Average snowfall in December
Marks, MS
- Average snowfall in December: 0.08"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Marks, MS
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is January (1.4 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
Marks, MS
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Marks, MS
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Marks, MS
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in December
Marks, MS
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in December
Marks, 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).
Marks, Mississippi, USA
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