December weather forecastMcTier, GA
December
Weather in December
December, the first month of the winter in McTier, is still a comfortable month, with an average temperature ranging between min 46°F (7.8°C) and max 61.3°F (16.3°C).Temperature
The onset of December brings a small shift in high-temperatures, falling from a comfortable 66.9°F (19.4°C) in November to a still enjoyable 61.3°F (16.3°C). During the month of December, the temperature generally drops to a low average of 46°F (7.8°C).Humidity
The months with the highest humidity are August, September and December, with an average relative humidity of 77%.Rainfall
In McTier, Georgia, in December, it is raining for 6.5 days, with typically 0.94" (24mm) of accumulated precipitation. Throughout the year, there are 115.3 rainfall days, and 10.35" (263mm) of precipitation is accumulated.Snowfall
February through December are months without snowfall.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:11 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:35 pm EST.
Sunshine
With an average of 5.4h of sunshine, December has the least sunshine of the year.UV index
In McTier, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 4 in December suggests the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
McTier, GA
- Average high temperature in December: 61.3°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (57.7°F).
- Average low temperature in December: 46°F
The month with the highest average low temperature is August (73.6°F).
The coldest month (with the lowest average low temperature) is January (41°F).
Average pressure in December
McTier, GA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in December
McTier, GA
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
McTier, GA
- Average humidity in December: 77%
The months with the highest relative humidity are August, September and December (77%).
The months with the lowest relative humidity are January and November (72%).
Average rainfall in December
McTier, GA
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is August (1.54").
The driest months (with the least rainfall) are January and November (0.47").
Average rainfall days in December
McTier, GA
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is August (15.9 days).
The month with the least rainy days is November (4.9 days).
Average snowfall days in December
McTier, GA
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
McTier, GA
- Average daylight in December: 10h and 6min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 5h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
McTier, GA
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is August (9.3 days).
Average UV index in December
McTier, GA
- Average UV index in December: 4
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in December
McTier, GA
- Average cloud cover in December: 42
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
McTier, GA
- 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).





