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
Georgetown, South Carolina, records an average high-temperature of a moderate 59.5°F (15.3°C) as December arrives, nearly mirroring the previous month's climate. In the month of December, the nighttime temperature in Georgetown dips to a steady average of 46.8°F (8.2°C).Humidity
With an average relative humidity of 79%, December is the most humid month in Georgetown.Rainfall
In Georgetown, in December, it is raining for 10.7 days, with typically 4.21" (107mm) of accumulated precipitation. Throughout the year, in Georgetown, there are 181.9 rainfall days, and 43.07" (1094mm) of precipitation is accumulated.Snowfall
March through December are months without snowfall in Georgetown, South Carolina.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year in Georgetown.On the first day of the month, sunrise is at 7:03 am and sunset at 5:09 pm. On the last day of December, sunrise is at 7:20 am and sunset at 5:20 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.6h of sunshine.UV index
The average daily maximum UV index in December in Georgetown is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The UV index of 4 during December leads to these advisories:
Make use of precautions - It is urged to ward off sun damage. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Always opt for UVA and UVB-resistant sunglasses on radiant days. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What are December temperatures in Georgetown?
What is the most humid month in Georgetown?
What is the average humidity in December in Georgetown?
How much does it rain in Georgetown in December?
When it does not snow in Georgetown?
Does it snow in Georgetown in December?
What is the month with the shortest days in Georgetown?
How many hours of daylight does Georgetown have in December?
What time are sunrise and sunset in December in Georgetown?
What is the month with the least sunshine in Georgetown?
How long on average sun shines in December in Georgetown?
How high is the UV index in December in Georgetown?
Average temperature in December
Georgetown, SC
- Average high temperature in December: 59.5°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (55.2°F).
- Average low temperature in December: 46.8°F
The month with the highest average low temperature is July (76.1°F).
The coldest month (with the lowest average low temperature) is January (41.9°F).
Average pressure in December
Georgetown, SC
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January and December (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Georgetown, SC
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is April (9mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in December
Georgetown, SC
- Average humidity in December: 79%
The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are January, March and November (75%).
Average rainfall in December
Georgetown, SC
- Average rainfall in December: 4.21"
The wettest month (with the highest rainfall) is August (7.28").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in December
Georgetown, SC
- Average rainfall days in December: 10.7 days
The month with the highest number of rainy days is July (25 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in December
Georgetown, SC
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Georgetown, SC
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Georgetown, 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 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in December
Georgetown, SC
- Average sunshine days in December: 19.1 days
The month with the most sunshine days is January (19.2 days).
The month with the least sunshine days is July (3.9 days).
Average UV index in December
Georgetown, SC
- Average UV index in December: 4
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 3).
Average cloud cover in December
Georgetown, SC
- Average cloud cover in December: 40
The months with the most cloud cover are February and December (Cloud cover 40).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in December
Georgetown, 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).
Georgetown, South Carolina, USA
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