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
Harrison in December experiences a gentle temperature dip, with average high-temperatures reducing from an enjoyable 64.6°F (18.1°C) in November to a still refreshing 58.3°F (14.6°C). During December, the nighttime temperature in Harrison, Georgia, averages to a frosty 43.2°F (6.2°C).Humidity
December is the most humid month, with an average relative humidity of 76%.Rainfall
The month with the most rainfall in Harrison is December, when the rain falls for 12.1 days and typically aggregates up to 3.9" (99mm) of precipitation.Snowfall
March through December are months without snowfall in Harrison.Daylight
December has the shortest days of the year in Harrison, Georgia, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:15 am and sunset at 5:24 pm. On the last day of December, sunrise is at 7:33 am and sunset at 5:35 pm EST.
Sunshine
With an average of 5.3h of sunshine, December has the least sunshine of the year in Harrison, Georgia.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 3 during December translates into the following guidance:
Adopt protective measures - Suggestions to resist sunburn are offered. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Harrison?
What is the most humid month in Harrison?
What is the average humidity in December in Harrison?
What is the rainiest month in Harrison?
How many days does it rain in December in Harrison?
When it does not snow in Harrison?
Does it snow in Harrison in December?
What is the month with the shortest days in Harrison?
What is the average length of the day in December in Harrison?
When are sunrise and sunset in December in Harrison?
What is the month with the least sunshine in Harrison?
How many hours of sunshine does Harrison have in December?
What are the months with the lowest UV index in Harrison?
What is the UV index reading in December in Harrison?
Average temperature in December
Harrison, GA
- Average high temperature in December: 58.3°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55°F).
- Average low temperature in December: 43.2°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (39°F).
Average pressure in December
Harrison, GA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Harrison, GA
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Harrison, GA
- Average humidity in December: 76%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is November (71%).
Average rainfall in December
Harrison, GA
- Average rainfall in December: 3.9"
The wettest month (with the highest rainfall) is December (3.9").
The driest month (with the least rainfall) is October (1.97").
Average rainfall days in December
Harrison, GA
- Average rainfall days in December: 12.1 days
The month with the highest number of rainy days is August (20.9 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in December
Harrison, GA
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Harrison, GA
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.4 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
Harrison, 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 18min).
Average sunshine days in December
Harrison, GA
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is June (8 days).
Average UV index in December
Harrison, 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 and December (UV index 3).
Average cloud cover in December
Harrison, GA
- Average cloud cover in December: 41
The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in December
Harrison, 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).
Harrison, Georgia, USA
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