Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Jacksonville reaches its lowest average temperatures in January, measuring 57.4°F (14.1°C) at the peak and 40.6°F (4.8°C) at the lowest.Humidity
The months with the lowest humidity in Jacksonville are January, October and November, with an average relative humidity of 72%.Rainfall
In Jacksonville, during January, the rain falls for 8.1 days and regularly aggregates up to 0.98" (25mm) of precipitation. Throughout the year, in Jacksonville, there are 134.5 rainfall days, and 14.61" (371mm) of precipitation is accumulated.Snowfall
January and February are months with snowfall in Jacksonville. The months with the most snowfall in Jacksonville are January and February, with an average 0.04" (1mm) of accumulated snow.Daylight
In Jacksonville, Georgia, the average length of the day in January is 10h and 21min.On the first day of January, sunrise is at 7:31 am and sunset at 5:38 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 6:04 pm EST.
Sunshine
In Jacksonville, the average sunshine in January is 6.2h.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 health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 3 in January translates into this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. When the Sun is at its strongest around midday, find shade and limit exposure. Enhance your sun protection with tightly woven, yet airy clothing. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the coldest time of year in Jacksonville?
What is the temperature in January in Jacksonville?
What is the least humid month in Jacksonville?
What is the average humidity in January in Jacksonville?
How much does it rain in Jacksonville in January?
When does it snow the most in Jacksonville?
When does it start to snow in Jacksonville?
What is the average length of the day in January in Jacksonville?
What time are sunrise and sunset in January in Jacksonville?
How many hours of sunshine does Jacksonville have in January?
What are the months with the lowest UV index in Jacksonville?
How high is the UV index in January in Jacksonville?
Average temperature in January
Jacksonville, GA
- Average high temperature in January: 57.4°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (57.4°F).
- Average low temperature in January: 40.6°F
The months with the highest average low temperature are July and August (73°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).
Average pressure in January
Jacksonville, GA
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in January
Jacksonville, GA
- Average wind speed in January: 8.1mph
The windiest months (with the highest average wind speed) are February and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in January
Jacksonville, GA
- Average humidity in January: 72%
The months with the highest relative humidity are August and December (77%).
The months with the lowest relative humidity are January, October and November (72%).
Average rainfall in January
Jacksonville, GA
- Average rainfall in January: 0.98"
The wettest month (with the highest rainfall) is August (1.89").
The driest month (with the least rainfall) is November (0.71").
Average rainfall days in January
Jacksonville, GA
- Average rainfall days in January: 8.1 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (5.5 days).
Average snowfall in January
Jacksonville, GA
- Average snowfall in January: 0.04"
The months with the highest snowfall are January and February (0.04").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Jacksonville, GA
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Jacksonville, GA
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in January: 6h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in January
Jacksonville, GA
- Average sunshine days in January: 21.3 days
The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in January
Jacksonville, GA
- Average UV index in January: 3
The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Jacksonville, GA
- Average cloud cover in January: 36
The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in January
Jacksonville, GA
- Average visibility in January: 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).
Jacksonville, Georgia, USA
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