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
Mound City's weather subtly changes with the onset of December, barely falling from a comfortable 61.7°F (16.5°C) in November to a cool 53.4°F (11.9°C). Mound City records an average low-temperature of 41°F (5°C) throughout the month of December.Humidity
The months with the highest humidity are February, March and December, with an average relative humidity of 78%.Rainfall
In December, the rain falls for 7.9 days. Throughout December, 1.1" (28mm) of precipitation is accumulated. In Mound City, during the entire year, the rain falls for 107 days and collects up to 11.85" (301mm) of precipitation.Snowfall
April through December are months without snowfall.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:50 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:08 am and sunset at 5:05 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 estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 3 during December leads to these instructions:
Prioritize safety - Recommendations to avert sunburn are shared. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Mound City in December?
What are the most humid months?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Mound City have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Mound City, MS
- Average high temperature in December: 53.4°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (50.5°F).
- Average low temperature in December: 41°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (37.2°F).
Average pressure in December
Mound City, 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
Mound City, MS
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Mound City, MS
- Average humidity in December: 78%
The months with the highest relative humidity are February, March and December (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in December
Mound City, MS
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is April (1.34").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in December
Mound City, MS
- Average rainfall days in December: 7.9 days
The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is November (6.5 days).
Average snowfall in December
Mound City, MS
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.08").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Mound City, MS
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (0.8 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
Mound City, MS
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Mound City, MS
- Average sunshine days in December: 22 days
The month with the most sunshine days is October (23 days).
The month with the least sunshine days is July (14.5 days).
Average UV index in December
Mound City, 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, February and December (UV index 3).
Average cloud cover in December
Mound City, 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
Mound City, 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).
Mound City, Mississippi, USA
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