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
The onset of December brings a small shift in high-temperatures, falling from an enjoyable 62.2°F (16.8°C) in November to a moderate 56.3°F (13.5°C). During the December nights, an average temperature of 40.8°F (4.9°C) is observed.Humidity
The most humid month in Swords is December, with an average relative humidity of 78%.Rainfall
In Swords, in December, it is raining for 12.8 days, with typically 3.9" (99mm) of accumulated precipitation. Throughout the year, there are 169.5 rainfall days, and 36.14" (918mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 1.6 snowfall days, and 0.71" (18mm) of snow is accumulated.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:19 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:35 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 5.3h of sunshine.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 3 in December translates into this advice:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
When does it start to snow?
What is the month with the shortest days in Swords?
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 many hours of sunshine does Swords have in December?
What are the months with the lowest UV index?
What is the UV index reading in December in Swords?
Average temperature in December
Swords, GA
- Average high temperature in December: 56.3°F
The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (52.3°F).
- Average low temperature in December: 40.8°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in December
Swords, GA
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Swords, GA
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in December
Swords, GA
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Swords, GA
- Average rainfall in December: 3.9"
The wettest month (with the highest rainfall) is August (4.21").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Swords, GA
- Average rainfall days in December: 12.8 days
The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is October (8.5 days).
Average snowfall in December
Swords, GA
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Swords, GA
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Swords, GA
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 2min
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 18min).
Average sunshine days in December
Swords, GA
- Average sunshine days in December: 16.7 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (8.1 days).
Average UV index in December
Swords, GA
- Average UV index in December: 3
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in December
Swords, GA
- Average cloud cover in December: 43
The months with the most cloud cover are February and December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Swords, 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).
Swords, Georgia, USA
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