December weather forecastFair River, MS
December
Weather in December
December, the first month of the winter in Fair River, is also a moderate month, with an average temperature fluctuating between 43.2°F (6.2°C) and 58.3°F (14.6°C).Temperature
Fair River in December undergoes a slight reduction in the average high-temperature, shifting from November's enjoyable 65.1°F (18.4°C) to a moderate 58.3°F (14.6°C). Throughout December, a steady low-temperature average of 43.2°F (6.2°C) is noted.Humidity
February and December, with an average relative humidity of 82%, are the most humid months.Rainfall
In Fair River, during December, the rain falls for 10.5 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 147.1 rainfall days, and 20.31" (516mm) of precipitation is accumulated.Snowfall
January, February and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 1.8 snowfall days, and 0.35" (9mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 6min of daylight.On the first day of December, sunrise is at 6:43 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 5:08 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 4.7h of sunshine.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: A maximum daily UV index of 3 during December morphs into the following directions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. 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
Average temperature in December
Fair River, MS
- Average high temperature in December: 58.3°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.6°F).
- Average low temperature in December: 43.2°F
The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).
Average pressure in December
Fair River, 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
Fair River, MS
- Average wind speed in December: 6.7mph
The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in December
Fair River, MS
- Average humidity in December: 82%
The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Fair River, MS
- Average rainfall in December: 1.61"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is November (0.98").
Average rainfall days in December
Fair River, MS
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is August (19 days).
The month with the least rainy days is November (6.5 days).
Average snowfall in December
Fair River, MS
- Average snowfall in December: 0.08"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Fair River, MS
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, October and November (0 days).
Average daylight in December /
Average sunshine in December
Fair River, 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 42min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in December
Fair River, MS
- Average sunshine days in December: 17.7 days
The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is August (10 days).
Average UV index in December
Fair River, 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
Fair River, MS
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in December
Fair River, MS
- Average visibility in December: 5mi
The months with the highest visibility are April, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and December (5mi).





