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 heralds a minor drop in average high-temperature, sliding from November's agreeable 69.1°F (20.6°C) to a refreshing 63.5°F (17.5°C). Throughout December, Chattahoochee records an average temperature of 46.9°F (8.3°C) at night.Humidity
August, September and December, with an average relative humidity of 77%, are the most humid months.Rainfall
In Chattahoochee, in December, during 11.6 rainfall days, 3.15" (80mm) of precipitation is typically accumulated. In Chattahoochee, during the entire year, the rain falls for 182.5 days and collects up to 36.97" (939mm) of precipitation.Snowfall
February through December are months without snowfall.Daylight
December has the shortest days of the year, with an average of 10h and 12min of daylight.On the first day of December, sunrise is at 7:19 am and sunset at 5:37 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:48 pm EST.
Sunshine
The average sunshine in December is 5.6h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 3 in December translates into this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Around midday, solar radiation is most harmful; hence, exposure should be limited. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the most humid month?
What is the average humidity in December?
How much does it rain in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Chattahoochee have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Chattahoochee have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Chattahoochee, FL
- Average high temperature in December: 63.5°F
The warmest months (with the highest average high temperature) are July and August (90.3°F).
The month with the lowest average high temperature is January (59.7°F).
- Average low temperature in December: 46.9°F
The month with the highest average low temperature is August (74.3°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).
Average pressure in December
Chattahoochee, FL
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed in December
Chattahoochee, FL
- Average wind speed in December: 6.5mph
The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Chattahoochee, FL
- Average humidity in December: 77%
The months with the highest relative humidity are August, September and December (77%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Chattahoochee, FL
- Average rainfall in December: 3.15"
The wettest month (with the highest rainfall) is August (5.28").
The driest month (with the least rainfall) is November (1.46").
Average rainfall days in December
Chattahoochee, FL
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is August (26.3 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in December
Chattahoochee, FL
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Chattahoochee, FL
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Chattahoochee, FL
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 5h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in December
Chattahoochee, FL
- Average sunshine days in December: 18 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is July (3.4 days).
Average UV index in December
Chattahoochee, FL
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Chattahoochee, FL
- 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
Chattahoochee, FL
- 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).
Chattahoochee, Florida, USA
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