December weather forecastRussum, MS
December
Weather in December
December, the first month of the winter in Russum, is also a moderate month, with an average temperature ranging between min 43.7°F (6.5°C) and max 58.1°F (14.5°C).Temperature
December brings a slight decrease in temperature, down from an enjoyable 65.5°F (18.6°C) in November to a still refreshing 58.1°F (14.5°C). Nighttime temperatures in Russum, Mississippi, consistently average a frosty 43.7°F (6.5°C) during December.Humidity
February and December, with an average relative humidity of 81%, are the most humid months.Rainfall
In December, the rain falls for 11.2 days. Throughout December, 1.85" (47mm) of precipitation is accumulated. Throughout the year, there are 141.8 rainfall days, and 23.39" (594mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 1.9 snowfall days, and 0.75" (19mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 6min of daylight.On the first day of December, sunrise is at 6:46 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:10 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 4.8h of sunshine.UV index
The months with the lowest UV index in Russum are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 3 in December transforms into this advice:
Guard yourself - Avoiding sunburn is suggested. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. To cut down UV radiation exposure by about half, sport a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Russum, MS
- Average high temperature in December: 58.1°F
The warmest month (with the highest average high temperature) is August (92.1°F).
The month with the lowest average high temperature is January (55°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 (39.7°F).
Average pressure in December
Russum, 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
Russum, MS
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest months (with the lowest average wind speed) are August and September (5mph).
Average humidity in December
Russum, MS
- Average humidity in December: 81%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Russum, MS
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in December
Russum, MS
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is August (17.4 days).
The month with the least rainy days is October (6.9 days).
Average snowfall in December
Russum, MS
- Average snowfall in December: 0.08"
The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Russum, MS
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (0.7 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
Russum, MS
- Average daylight in December: 10h and 6min
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: 4h and 48min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in December
Russum, MS
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is October (22.6 days).
The month with the least sunshine days is August (11 days).
Average UV index in December
Russum, 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
Russum, MS
- Average cloud cover in December: 48
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Russum, MS
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).





