December weather forecastMcColl, SC
December
Weather in December
December, the first month of the winter in McColl, is also a fresh month, with an average temperature ranging between max 55°F (12.8°C) and min 40.3°F (4.6°C).Temperature
With the onset of December, McColl's average high-temperature slightly adjusts, moderately receding from November's refreshing 61.3°F (16.3°C) to a fresh 55°F (12.8°C). In McColl, the average nighttime temperature during December is a wintry 40.3°F (4.6°C).Humidity
May, August, September and December, with an average relative humidity of 76%, are the most humid months.Rainfall
In McColl, in December, it is raining for 10.5 days, with typically 2.99" (76mm) of accumulated precipitation. Throughout the year, there are 157 rainfall days, and 32.36" (822mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In McColl, in December, during 0.1 snowfall days, 0.16" (4mm) of snow is typically accumulated. Throughout the year, there are 1.8 snowfall days, and 1.02" (26mm) of snow is accumulated.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:07 am and sunset at 5:07 pm. On the last day of December, sunrise is at 7:25 am and sunset at 5:17 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.5h of sunshine.UV index
In December, the average daily maximum UV index in McColl is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, a regular UV index of 3 translates into these guidelines:
Heed the precautions - Suggestions to avoid sunburn are made. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
McColl, SC
- Average high temperature in December: 55°F
The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (50.9°F).
- Average low temperature in December: 40.3°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (36°F).
Average pressure in December
McColl, SC
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
McColl, SC
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
McColl, SC
- Average humidity in December: 76%
The months with the highest relative humidity are May, August, September and December (76%).
The month with the lowest relative humidity is November (72%).
Average rainfall in December
McColl, SC
- Average rainfall in December: 2.99"
The wettest month (with the highest rainfall) is August (3.98").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days in December
McColl, SC
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in December
McColl, SC
- Average snowfall in December: 0.16"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
McColl, SC
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (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
McColl, SC
- Average daylight in December: 9h and 54min
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: 5h and 30min
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 30min).
Average sunshine days in December
McColl, SC
- Average sunshine days in December: 19.8 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is July (8.4 days).
Average UV index in December
McColl, SC
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
McColl, SC
- Average cloud cover in December: 40
The month with the most cloud cover is February (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 29).
Average visibility in December
McColl, SC
- 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).





