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
Start of December brings a slight shift in the average high-temperature, dipping a bit from November's mild 57.9°F (14.4°C) to a fresh 50.2°F (10.1°C). An average low-temperature of 36.1°F (2.3°C) is expected during December.Humidity
The most humid month in Sumac is December, with an average relative humidity of 81%.Rainfall
In Sumac, in December, during 14.2 rainfall days, 4.45" (113mm) of precipitation is typically accumulated. Throughout the year, in Sumac, there are 184.5 rainfall days, and 47.24" (1200mm) of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall. In Sumac, in December, during 1.8 snowfall days, 0.55" (14mm) of snow is typically accumulated. In Sumac, during the entire year, snow falls for 11.6 days and aggregates up to 4.37" (111mm) of snow.Daylight
The month with the shortest days in Sumac is December, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 7:29 am and sunset at 5:27 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:38 pm EST.
Sunshine
The month with the least sunshine in Sumac is December, with an average of 5h of sunshine.UV index
The months with the lowest UV index in Sumac are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: In December, an average UV index of 2 transforms into the following instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What is the average December temperature in Sumac?
What is the most humid month in Sumac?
What is the average humidity in December in Sumac?
How many days does it rain in December in Sumac?
How many days does it snow in December in Sumac?
What is the month with the shortest days in Sumac?
How many hours of daylight does Sumac have in December?
When is the sunrise / sunset in December in Sumac?
What is the month with the least sunshine in Sumac?
How long on average sun shines in December in Sumac?
What is the month with the lowest UV index in Sumac?
How high is the UV index in December in Sumac?
Average temperature in December
Sumac, GA
- Average high temperature in December: 50.2°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (46°F).
- Average low temperature in December: 36.1°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in December
Sumac, GA
- Average pressure in December: 30.15"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Sumac, GA
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is February (6.7mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in December
Sumac, GA
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are August, October and November (76%).
Average rainfall in December
Sumac, GA
- Average rainfall in December: 4.45"
The wettest month (with the highest rainfall) is July (4.84").
The driest month (with the least rainfall) is September (2.91").
Average rainfall days in December
Sumac, GA
- Average rainfall days in December: 14.2 days
The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.3 days).
Average snowfall in December
Sumac, GA
- Average snowfall in December: 0.55"
The month with the highest snowfall is February (1.61").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in December
Sumac, GA
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (3.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sumac, GA
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Sumac, GA
- Average sunshine days in December: 15.4 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (8.7 days).
Average UV index in December
Sumac, 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, February and December (UV index 2).
Average cloud cover in December
Sumac, GA
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in December
Sumac, GA
- Average visibility in December: 5mi
The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).
Sumac, Georgia, USA
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