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 64.8°F (18.2°C) in November to a still refreshing 57.6°F (14.2°C). An average low-temperature of 43°F (6.1°C) is noted in Richland during the month of December.Humidity
The months with the highest humidity in Richland are February and December, with an average relative humidity of 80%.Rainfall
In Richland, during December, the rain falls for 13.7 days and regularly aggregates up to 3.62" (92mm) of precipitation. In Richland, during the entire year, the rain falls for 169.5 days and collects up to 38.82" (986mm) of precipitation.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.4 snowfall days, it receives 0.2" (5mm) of snow. Throughout the year, in Richland, Mississippi, there are 2.2 snowfall days, and 0.98" (25mm) of snow is accumulated.Daylight
December has the shortest days of the year in Richland, Mississippi, with an average of 10h and 6min of daylight.On the first day of the month, sunrise is at 6:44 am and sunset at 4:55 pm. On the last day of December, sunrise is at 7:01 am and sunset at 5:06 pm CST.
Sunshine
In Richland, the average sunshine in December is 5h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 3 during December leads to these advisories:
Guard yourself - An obligation to protect skin and eyes from harm exists. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What are December temperatures in Richland?
What are the most humid months in Richland?
What is the average humidity in December in Richland?
How much does it rain in Richland in December?
When does it start to snow in Richland?
What is the month with the shortest days in Richland?
What is the average length of the day in December in Richland?
When is the sunrise / sunset in December in Richland?
How long on average sun shines in December in Richland?
When is the lowest UV index in Richland?
How high is the UV index in December in Richland?
Average temperature in December
Richland, MS
- Average high temperature in December: 57.6°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (54.7°F).
- Average low temperature in December: 43°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).
Average pressure in December
Richland, 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
Richland, MS
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Richland, 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
Richland, MS
- Average rainfall in December: 3.62"
The wettest month (with the highest rainfall) is April (3.94").
The driest month (with the least rainfall) is November (2.36").
Average rainfall days in December
Richland, MS
- Average rainfall days in December: 13.7 days
The month with the highest number of rainy days is August (19.9 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in December
Richland, MS
- Average snowfall in December: 0.2"
The month with the highest snowfall is January (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Richland, 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, September and October (0 days).
Average daylight in December /
Average sunshine in December
Richland, 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 month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Richland, MS
- Average sunshine days in December: 15.3 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in December
Richland, 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 and December (UV index 3).
Average cloud cover in December
Richland, MS
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in December
Richland, 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).
Richland, Mississippi, USA
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