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
The onset of December results in a small decrease in the average high-temperature, moderately receding from a refreshing 60.4°F (15.8°C) in November to a fresh 54.5°F (12.5°C). Throughout December, the average low-temperature in Kirkley Mill, South Carolina, records at an icy 40.5°F (4.7°C).Humidity
In Kirkley Mill, the average relative humidity in December is 74%.Rainfall
In Kirkley Mill, in December, it is raining for 11.8 days, with typically 3.35" (85mm) of accumulated precipitation. In Kirkley Mill, during the entire year, the rain falls for 161.3 days and collects up to 33.03" (839mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Kirkley Mill. In Kirkley Mill, during December, snow falls for 0.4 days and regularly aggregates up to 0.2" (5mm) of snow. In Kirkley Mill, during the entire year, snow falls for 2.7 days and aggregates up to 1.97" (50mm) of snow.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year in Kirkley Mill, South Carolina.On the first day of the month, sunrise is at 7:11 am and sunset at 5:11 pm. On the last day of December, sunrise is at 7:28 am and sunset at 5:22 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 5.4h of sunshine.UV index
In December, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 3 in December leads to these recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Kirkley Mill?
What is the average humidity in December in Kirkley Mill?
How much does it rain in Kirkley Mill in December?
How many days does it snow in December in Kirkley Mill?
What is the month with the shortest days in Kirkley Mill?
What is the average length of the day in December in Kirkley Mill?
When are sunrise and sunset in December in Kirkley Mill?
What is the month with the least sunshine in Kirkley Mill?
How long on average sun shines in December in Kirkley Mill?
What is the UV index reading in December in Kirkley Mill?
Average temperature in December
Kirkley Mill, SC
- Average high temperature in December: 54.5°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 (50.7°F).
- Average low temperature in December: 40.5°F
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (36°F).
Average pressure in December
Kirkley Mill, SC
- 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
Kirkley Mill, SC
- Average wind speed in December: 7.2mph
The windiest months (with the highest average wind speed) are February and April (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Kirkley Mill, 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, March, July and November (71%).
Average rainfall in December
Kirkley Mill, SC
- Average rainfall in December: 3.35"
The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is October (2.09").
Average rainfall days in December
Kirkley Mill, SC
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is October (8.7 days).
Average snowfall in December
Kirkley Mill, SC
- Average snowfall in December: 0.2"
The month with the highest snowfall is February (1.06").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Kirkley Mill, SC
- Average snowfall days in December: 0.4 days
The months with the highest number of snowfall days are January and 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
Kirkley Mill, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Kirkley Mill, SC
- Average sunshine days in December: 17.3 days
The month with the most sunshine days is October (21.1 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Kirkley Mill, SC
- Average UV index in December: 3
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Kirkley Mill, SC
- Average cloud cover in December: 42
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Kirkley Mill, 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).
Kirkley Mill, South Carolina, USA
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