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's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a comfortable 61.7°F (16.5°C) in November to a mild 55.6°F (13.1°C). Thunderwoods experiences an average low-temperature of 41.5°F (5.3°C) in the month of December.Humidity
In December, the average relative humidity in Thunderwoods is 74%.Rainfall
In Thunderwoods, in December, during 10.5 rainfall days, 3.27" (83mm) of precipitation is typically accumulated. Throughout the year, there are 157 rainfall days, and 31.54" (801mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Thunderwoods, in December, during 0.1 snowfall days, 0.16" (4mm) of snow is typically accumulated. Throughout the year, there are 1.4 snowfall days, and 0.75" (19mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 7:11 am and sunset at 5:13 pm. On the last day of December, sunrise is at 7:28 am and sunset at 5:23 pm EST.
Sunshine
With an average of 5.5h of sunshine, December has the least sunshine of the year.UV index
In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 3 in December interprets into the following advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When 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 UV index intensity in December?
Average temperature in December
Thunderwoods, SC
- Average high temperature in December: 55.6°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (52.2°F).
- Average low temperature in December: 41.5°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).
Average pressure in December
Thunderwoods, 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 (29.97"Hg).
Average wind speed in December
Thunderwoods, SC
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are February and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Thunderwoods, SC
- Average humidity in December: 74%
The month with the highest relative humidity is May (75%).
The months with the lowest relative humidity are January and November (70%).
Average rainfall in December
Thunderwoods, SC
- Average rainfall in December: 3.27"
The wettest month (with the highest rainfall) is August (3.66").
The driest months (with the least rainfall) are January and November (1.97").
Average rainfall days in December
Thunderwoods, SC
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is October (8.2 days).
Average snowfall in December
Thunderwoods, SC
- Average snowfall in December: 0.16"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Thunderwoods, SC
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January and February (0.5 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
Thunderwoods, SC
- 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: 5h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in December
Thunderwoods, SC
- Average sunshine days in December: 19.3 days
The month with the most sunshine days is October (21.8 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in December
Thunderwoods, 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
Thunderwoods, SC
- Average cloud cover in December: 40
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in December
Thunderwoods, 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).
Thunderwoods, South Carolina, USA
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