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
December's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's refreshing 63.5°F (17.5°C) to a mild 57°F (13.9°C). Harlem's December nights cool down to an average low-temperature of 42.1°F (5.6°C).Humidity
The most humid month is December, with an average relative humidity of 76%.Rainfall
In Harlem, in December, during 11.7 rainfall days, 3.5" (89mm) of precipitation is typically accumulated. In Harlem, during the entire year, the rain falls for 167.3 days and collects up to 33.39" (848mm) of precipitation.Snowfall
January through March and December are months with snowfall in Harlem. December is the first month it typically snows in Harlem. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, in Harlem, there are 1.5 snowfall days, and 0.87" (22mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 0min of daylight.On the first day of December, sunrise is at 7:15 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:32 pm EST.
Sunshine
With an average of 5.4h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index in Harlem, Georgia, are January, February and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: In December, a daily UV index of 3 turns into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What is the usual temperature for Harlem in December?
What is the most humid month in Harlem?
What is the average humidity in December in Harlem?
How much does it rain in Harlem in December?
When does it start snowing in Harlem?
What is the month with the shortest days in Harlem?
What is the average length of the day in December in Harlem?
What time are sunrise and sunset in December in Harlem?
What is the month with the least sunshine in Harlem?
How long on average sun shines in December in Harlem?
What is the month with the lowest UV index in Harlem?
What is the UV index intensity in December in Harlem?
Average temperature in December
Harlem, GA
- Average high temperature in December: 57°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (53.6°F).
- Average low temperature in December: 42.1°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (37.2°F).
Average pressure in December
Harlem, GA
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Harlem, GA
- Average wind speed in December: 7.5mph
The windiest months (with the highest average wind speed) are January, February, March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Harlem, GA
- Average humidity in December: 76%
The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are July and November (70%).
Average rainfall in December
Harlem, GA
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Harlem, GA
- Average rainfall days in December: 11.7 days
The months with the highest number of rainy days are July and August (19.5 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in December
Harlem, 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
Harlem, GA
- Average snowfall days in December: 0.1 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
Harlem, 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 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Harlem, GA
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is August (8.5 days).
Average UV index in December
Harlem, GA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in December
Harlem, GA
- Average cloud cover in December: 42
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in December
Harlem, 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).
Harlem, Georgia, USA
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