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
December
Weather in December
Temperature
The arrival of December corresponds with a shift in temperature, down from a chilly 46°F (7.8°C) in November to an icy 35.8°F (2.1°C). Savannah nights in December witness a mild cool down to an average temperature of 27.3°F (-2.6°C).Humidity
The average relative humidity in December is 83%.Rainfall
In Savannah, during December, the rain falls for 6.6 days and regularly aggregates up to 0.71" (18mm) of precipitation. Throughout the year, there are 111.7 rainfall days, and 9.17" (233mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Savannah, during December, snow falls for 10.7 days and regularly aggregates up to 1.26" (32mm) of snow. In Savannah, during the entire year, snow falls for 51.6 days and aggregates up to 7.68" (195mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:19 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:38 am and sunset at 4:42 pm EST.
Sunshine
The average sunshine in December is 3h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 1 during December, leads to the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. 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
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December in Savannah?
How much does it snow in December?
What is the month with the shortest days in Savannah?
How many hours of daylight does Savannah have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Savannah have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Savannah, NY
- Average high temperature in December: 35.8°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (29.5°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in December
Savannah, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Savannah, NY
- Average wind speed in December: 10.6mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in December
Savannah, NY
- Average humidity in December: 83%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Savannah, NY
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is October (1.1").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in December
Savannah, NY
- Average rainfall days in December: 6.6 days
The month with the highest number of rainy days is July (12.6 days).
The month with the least rainy days is January (4.6 days).
Average snowfall in December
Savannah, NY
- Average snowfall in December: 1.26"
The month with the highest snowfall is February (1.89").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Savannah, NY
- Average snowfall days in December: 10.7 days
The months with the highest number of snowfall days are January and February (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Savannah, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in December
Savannah, NY
- Average sunshine days in December: 15.8 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is February (14 days).
Average UV index in December
Savannah, NY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Savannah, NY
- Average cloud cover in December: 70
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in December
Savannah, NY
- 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).