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
A modest decline in the average high-temperature is seen during December, decreasing from a comfortable 61.7°F (16.5°C) in November to a cool 53.1°F (11.7°C). Throughout December, Shelby witnesses a consistent average low-temperature of 40.8°F (4.9°C).Humidity
February, March and December, with an average relative humidity of 78%, are the most humid months in Shelby.Rainfall
In Shelby, during December, the rain falls for 10.6 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, there are 144.9 rainfall days, and 31.22" (793mm) of precipitation is accumulated.Snowfall
Months with snowfall in Shelby, Mississippi, are January through March, November and December. In Shelby, Mississippi, during December, snow falls for 0.4 days and regularly aggregates up to 0.04" (1mm) of snow. Throughout the year, in Shelby, Mississippi, there are 2.3 snowfall days, and 0.87" (22mm) of snow is accumulated.Daylight
The month with the shortest days in Shelby, Mississippi, is December, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 6:50 am and sunset at 4:53 pm. On the last day of December, sunrise is at 7:08 am and sunset at 5:04 pm CST.
Sunshine
In December, the average sunshine is 4.9h.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index in Shelby. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 3 in December translates into this advice:
Undertake protective steps - Preventing sun damage is advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the usual temperature for Shelby in December?
What are the most humid months in Shelby?
What is the average humidity in December in Shelby?
How many days does it rain in December in Shelby?
How much does it snow in Shelby in December?
What is the month with the shortest days in Shelby?
What is the average length of the day in December in Shelby?
When are sunrise and sunset in December in Shelby?
How many hours of sunshine does Shelby have in December?
What are the months with the lowest UV index in Shelby?
What is the UV index intensity in December in Shelby?
Average temperature in December
Shelby, MS
- Average high temperature in December: 53.1°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 (50.2°F).
- Average low temperature in December: 40.8°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 (36.9°F).
Average pressure in December
Shelby, 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
Shelby, MS
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is February (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Shelby, 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
Shelby, MS
- Average rainfall in December: 2.8"
The wettest months (with the highest rainfall) are April and May (3.46").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in December
Shelby, MS
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is October (8.3 days).
Average snowfall in December
Shelby, MS
- Average snowfall in December: 0.04"
The month with the highest snowfall is February (0.35").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Shelby, MS
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is February (0.9 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
Shelby, 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: 4h and 5min
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 42min).
Average sunshine days in December
Shelby, MS
- Average sunshine days in December: 18.1 days
The month with the most sunshine days is October (21.1 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in December
Shelby, 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
Shelby, MS
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Shelby, 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).
Shelby, Mississippi, USA
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