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 subtle change in temperatures is noted as November gives way to December, with average highs reducing from a comfortable 65.3°F (18.5°C) to a still refreshing 59.4°F (15.2°C). In the month of December, Varnville's average low-temperature falls to a chilly 44.2°F (6.8°C).Humidity
August, September and December, with an average relative humidity of 76%, are the most humid months.Rainfall
In Varnville, during December, the rain falls for 9.6 days and regularly aggregates up to 2.05" (52mm) of precipitation. Throughout the year, there are 138.1 rainfall days, and 18.98" (482mm) of precipitation is accumulated.Snowfall
In Varnville, snow does not fall in January, March through December.Daylight
December has the shortest days of the year, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:09 am and sunset at 5:17 pm. On the last day of December, sunrise is at 7:26 am and sunset at 5:28 pm EST.
Sunshine
With an average of 5.4h of sunshine, December has the least sunshine of the year.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 3 during December leads to these advisories:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Varnville, SC
- Average high temperature in December: 59.4°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.9°F).
- Average low temperature in December: 44.2°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 (39.9°F).
Average pressure in December
Varnville, SC
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Varnville, SC
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Varnville, SC
- Average humidity in December: 76%
The months with the highest relative humidity are August, September and December (76%).
The months with the lowest relative humidity are January and November (71%).
Average rainfall in December
Varnville, SC
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is August (2.13").
The driest month (with the least rainfall) is November (0.71").
Average rainfall days in December
Varnville, SC
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is November (6.4 days).
Average snowfall in December
Varnville, SC
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Varnville, SC
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Varnville, SC
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- 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
Varnville, SC
- Average sunshine days in December: 19.4 days
The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in December
Varnville, SC
- 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
Varnville, SC
- Average cloud cover in December: 42
The months with the most cloud cover are February and December (Cloud cover 42).
The months with the least cloud cover are July and October (Cloud cover 30).
Average visibility in December
Varnville, 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).
Varnville, South Carolina, USA
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