December weather forecast
Thunderbolt, GA

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Weather in December

December, the first month of the winter in Thunderbolt, is still a refreshing month, with temperature in the range of an average low of 49.1°F (9.5°C) and an average high of 61.7°F (16.5°C).

Temperature

As December arrives, Thunderbolt's weather displays a minor decrease in high-temperatures, transitioning from November's enjoyable 67.1°F (19.5°C) to a still refreshing 61.7°F (16.5°C). During December, Thunderbolt's temperature falls to a steady low-temperature average of 49.1°F (9.5°C).

Humidity

With an average relative humidity of 77%, December is the most humid month.

Rainfall

In Thunderbolt, in December, it is raining for 10.9 days, with typically 2.91" (74mm) of accumulated precipitation. In Thunderbolt, during the entire year, the rain falls for 155.6 days and collects up to 29.41" (747mm) of precipitation.

Snowfall

January and December are months with snowfall. The months with the most snowfall in Thunderbolt are January and December, with an average 0.04" (1mm) of accumulated snow.

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 7:07 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:30 pm EST.

Sunshine

December has the least sunshine of the year, with an average of 5.4h of sunshine.

UV index

In Thunderbolt, the average daily maximum UV index in December is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: During December, 4 as the daily maximum UV index converts into the following advice:
Take precautions - Protection against sun damage is advised. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

Frequently asked questions

What is the temperature in December?

The high-temperature in Thunderbolt during December is 61.7°F (16.5°C) and the low-temperature is 49.1°F (9.5°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in September is estimated at 95°F (35°C).

What is the most humid month?

With an average relative humidity of 77%, December is the most humid month.

What is the average humidity in December in Thunderbolt?

In December, the average relative humidity in Thunderbolt is 77%.

How much does it rain in December?

In December, the rain falls for 10.9 days. Throughout December, 2.91" (74mm) of precipitation is accumulated.

When does it snow the most?

The months with the most snowfall are January and December, with an average 0.04" (1mm) of accumulated snow.

When does it start to snow?

December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 6min of daylight.

What is the average length of the day in December?

In December, the average day length is 10h and 6min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:07 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:30 pm EST.

What is the month with the least sunshine?

With an average of 5.4h of sunshine, December has the least sunshine of the year.

How many hours of sunshine does Thunderbolt have in December?

In December, the average sunshine duration is 5.4h.

How high is the UV index in December?

In Thunderbolt, the average daily maximum UV index in December is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Thunderbolt, GA

Average temperature in December - Thunderbolt, GA
  • Average high temperature in December: 61.7°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (58.1°F).

  • Average low temperature in December: 49.1°F

The months with the highest average low temperature are July and August (75.7°F).
The coldest month (with the lowest average low temperature) is January (43.7°F).

Average pressure in December
Thunderbolt, GA

Average pressure in December - Thunderbolt, GA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

Average wind speed in December
Thunderbolt, GA

Average wind speed in December - Thunderbolt, GA
  • Average wind speed in December: 7.4mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in December
Thunderbolt, GA

Average humidity in December - Thunderbolt, GA
  • Average humidity in December: 77%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is March (71%).

Average rainfall in December
Thunderbolt, GA

Average rainfall in December - Thunderbolt, GA
  • Average rainfall in December: 2.91"

The wettest month (with the highest rainfall) is August (4.33").
The driest month (with the least rainfall) is January (1.38").

Average rainfall days in December
Thunderbolt, GA

Average rainfall days in December - Thunderbolt, GA
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is August (21.3 days).
The month with the least rainy days is November (7.3 days).

Average snowfall in December
Thunderbolt, GA

Average snowfall in December - Thunderbolt, GA
  • Average snowfall in December: 0.04"

The months with the highest snowfall are January and December (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Thunderbolt, GA

Average snowfall days in December - Thunderbolt, GA
  • Average snowfall days in December: 0.1 days

The months with the highest number of snowfall days are January, February and December (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in December /
Average sunshine in December
Thunderbolt, GA

Average daylight in December / Average sunshine in December - Thunderbolt, GA
  • Average daylight in December: 10h and 1min

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 2min

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 24min).

Average sunshine days in December
Thunderbolt, GA

Average sunshine days in December - Thunderbolt, GA
  • Average sunshine days in December: 18.1 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is August (8.5 days).

Average UV index in December
Thunderbolt, GA

Average UV index in December - Thunderbolt, 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
Thunderbolt, GA

Average cloud cover in December - Thunderbolt, GA
  • Average cloud cover in December: 40

The months with the most cloud cover are February and December (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in December
Thunderbolt, GA

Average visibility in December - Thunderbolt, 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).

Thunderbolt, Georgia, USA

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