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 mild shift in the average high-temperature occurs in December, reducing from a refreshing 59.2°F (15.1°C) in November to a cool 52.3°F (11.3°C). In Perennial, December nights witness a steady temperature drop to a wintry 36.9°F (2.7°C).Humidity
December is the most humid month, with an average relative humidity of 80%.Rainfall
In December, the rain falls for 11.2 days. Throughout December, 1.46" (37mm) of precipitation is accumulated. Throughout the year, there are 157 rainfall days, and 20" (508mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Perennial, in December, snow falls for 0.6 days, with typically accumulated 0.2" (5mm) of snow. Throughout the year, in Perennial, there are 3.7 snowfall days, and 0.91" (23mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 7:30 am and sunset at 5:31 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:41 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 4.7h of sunshine.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the most humid month in Perennial?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
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 are the months with the lowest UV index?
How high is the UV index in December in Perennial?
Average temperature in December
Perennial, GA
- Average high temperature in December: 52.3°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (47.7°F).
- Average low temperature in December: 36.9°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (32.4°F).
Average pressure in December
Perennial, GA
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Perennial, GA
- Average wind speed in December: 6.5mph
The windiest month (with the highest average wind speed) is February (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Perennial, GA
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Perennial, GA
- Average rainfall in December: 1.46"
The wettest month (with the highest rainfall) is August (2.56").
The driest month (with the least rainfall) is October (1.06").
Average rainfall days in December
Perennial, GA
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in December
Perennial, GA
- Average snowfall in December: 0.2"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Perennial, GA
- Average snowfall days in December: 0.6 days
The month with the highest number of snowfall days is January (1.3 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
Perennial, GA
- 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: 4h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in December
Perennial, GA
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (9.2 days).
Average UV index in December
Perennial, GA
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Perennial, GA
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in December
Perennial, GA
- Average visibility in December: 5mi
The months with the highest visibility are February, March, April, June, October and November (6mi).
The months with the lowest visibility are January, May, July, August, September and December (5mi).
Perennial, Georgia, USA
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