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
In Washington, the beginning of December is marked by a marginally lowered average high-temperature, shifting from November's refreshing 62.1°F (16.7°C) to a moderate 55.8°F (13.2°C). In Washington, the average nighttime temperature during December is a wintry 40.6°F (4.8°C).Humidity
The most humid month is December, with an average relative humidity of 77%.Rainfall
In December, the rain falls for 12.2 days. Throughout December, 3.78" (96mm) of precipitation is accumulated. Throughout the year, in Washington, Georgia, there are 171.9 rainfall days, and 35.91" (912mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. 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 1.8 snowfall days, and 0.83" (21mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:18 am and sunset at 5:22 pm. On the last day of December, in Washington, sunrise is at 7:35 am and sunset at 5:32 pm EST.
Sunshine
With an average of 5.3h of sunshine, December has the least sunshine of the year.UV index
In December, the average daily maximum UV index in Washington is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the average December temperature in Washington?
What is the most humid month in Washington?
What is the average humidity in December in Washington?
How many days does it rain in December in Washington?
When does it start to snow in Washington?
What is the month with the shortest days in Washington?
How many hours of daylight does Washington have in December?
What time are sunrise and sunset in December in Washington?
What is the month with the least sunshine in Washington?
How long on average sun shines in December in Washington?
What is the UV index reading in December in Washington?
Average temperature in December
Washington, GA
- Average high temperature in December: 55.8°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (52.3°F).
- Average low temperature in December: 40.6°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in December
Washington, 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
Washington, GA
- Average wind speed in December: 6.9mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Washington, GA
- Average humidity in December: 77%
The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are July and October (71%).
Average rainfall in December
Washington, GA
- Average rainfall in December: 3.78"
The wettest month (with the highest rainfall) is August (4.02").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Washington, GA
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in December
Washington, GA
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Washington, GA
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (1 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
Washington, GA
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
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 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
Washington, GA
- Average sunshine days in December: 16.9 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in December
Washington, GA
- Average UV index in December: 3
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Washington, GA
- Average cloud cover in December: 42
The months with the most cloud cover are February and December (Cloud cover 42).
The months with the least cloud cover are June and October (Cloud cover 29).
Average visibility in December
Washington, 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).
Washington, Georgia, USA
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