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
With the arrival of December, Monticello experiences a modest decline in average high-temperatures, transitioning from a refreshing 62.4°F (16.9°C) in November to a moderate 55.8°F (13.2°C). December nights in Monticello are marked by an average low-temperature of 41°F (5°C).Humidity
December is the most humid month, with an average relative humidity of 77%.Rainfall
In December, the rain falls for 8.9 days. Throughout December, 1.38" (35mm) of precipitation is accumulated. Throughout the year, there are 120.7 rainfall days, and 12.76" (324mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. The months with the most snowfall are January through March and December, with an average 0.04" (1mm) of accumulated snow.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:20 am and sunset at 5:27 pm. On the last day of December, in Monticello, sunrise is at 7:38 am and sunset at 5:37 pm EST.
Sunshine
With an average of 5.3h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 3 during December translates into these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
What is the snowiest month?
When does it start snowing?
What is the month with the shortest days?
How many hours of daylight does Monticello have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Monticello, GA
- Average high temperature in December: 55.8°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (52.5°F).
- Average low temperature in December: 41°F
The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (36.3°F).
Average pressure in December
Monticello, GA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Monticello, GA
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Monticello, GA
- Average humidity in December: 77%
The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are October and November (72%).
Average rainfall in December
Monticello, GA
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is August (1.61").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days in December
Monticello, GA
- Average rainfall days in December: 8.9 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is November (5.7 days).
Average snowfall in December
Monticello, GA
- Average snowfall in December: 0.04"
The months with the highest snowfall are January, February, March and December (0.04").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Monticello, GA
- Average snowfall days in December: 0.4 days
The months with the highest number of snowfall days are February and December (0.4 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
Monticello, 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 42min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
Monticello, GA
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is October (23.1 days).
The month with the least sunshine days is July (12.7 days).
Average UV index in December
Monticello, 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
Monticello, GA
- Average cloud cover in December: 43
The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Monticello, 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).
Monticello, Georgia, USA
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