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
December is characterized by a slight reduction in average high-temperature, easing from a refreshing 59°F (15°C) in November to a fresh 52.7°F (11.5°C). Mount Pleasant's temperature drops to an average low of 38.1°F (3.4°C) during the nights of December.Humidity
The months with the highest humidity are May and December, with an average relative humidity of 76%.Rainfall
In December, the rain falls for 11.1 days. Throughout December, 2.91" (74mm) of precipitation is accumulated. Throughout the year, there are 160.4 rainfall days, and 30.75" (781mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows in Mount Pleasant. Throughout December, in the average 0.5 snowfall days, it receives 1.14" (29mm) of snow. In Mount Pleasant, during the entire year, snow falls for 5.1 days and aggregates up to 4.65" (118mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:12 am and sunset at 5:09 pm. On the last day of December, sunrise is at 7:30 am and sunset at 5:19 pm EST.
Sunshine
With an average of 5.4h of sunshine, December has the least sunshine of the year.UV index
In Mount Pleasant, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 3 in December transforms into this advice:
Heed the precautions - It is counselled to guard against solar damage. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Boost your sun resistance with garments that are densely woven yet spacious. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Mount Pleasant in December?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
When does it start to snow?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
How high is the UV index in December?
Average temperature in December
Mount Pleasant, NC
- Average high temperature in December: 52.7°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 (48.4°F).
- Average low temperature in December: 38.1°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).
Average pressure in December
Mount Pleasant, NC
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Mount Pleasant, NC
- Average wind speed in December: 6.3mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Mount Pleasant, NC
- Average humidity in December: 76%
The months with the highest relative humidity are May and December (76%).
The months with the lowest relative humidity are June and July (71%).
Average rainfall in December
Mount Pleasant, NC
- Average rainfall in December: 2.91"
The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is October (1.97").
Average rainfall days in December
Mount Pleasant, NC
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is July (17.9 days).
The months with the least rainy days are October and November (9.5 days).
Average snowfall in December
Mount Pleasant, NC
- Average snowfall in December: 1.14"
The month with the highest snowfall is January (1.57").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Mount Pleasant, NC
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (2 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
Mount Pleasant, NC
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Mount Pleasant, NC
- Average sunshine days in December: 18.1 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (11.6 days).
Average UV index in December
Mount Pleasant, NC
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Mount Pleasant, NC
- Average cloud cover in December: 41
The months with the most cloud cover are February and March (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Mount Pleasant, NC
- 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).
Mount Pleasant, North Carolina, USA
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