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
With an average high-temperature of 52.2°F (11.2°C) and an average low-temperature of 36.1°F (2.3°C), January is the coldest month.Humidity
In January, the average relative humidity is 73%.Rainfall
In Rio, in January, during 12.3 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, there are 179.6 rainfall days, and 39.84" (1012mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 1 days and typically aggregates up to 0.47" (12mm) of snow.Daylight
In January, the average length of the day is 10h and 15min.On the first day of January, sunrise is at 7:41 am and sunset at 5:40 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 6:07 pm EST.
Sunshine
In January, the average sunshine is 5.9h.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 3 in January, converts into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
What are the temperatures in January?
What is the average humidity in January?
How many days does it rain in January?
When does it snow the most?
How much does it snow in Rio in January?
How many hours of daylight does Rio have in January?
When are sunrise and sunset in January?
How many hours of sunshine does Rio have in January?
What is the month with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Rio, GA
- Average high temperature in January: 52.2°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (52.2°F).
- Average low temperature in January: 36.1°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in January
Rio, GA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in January
Rio, GA
- Average wind speed in January: 7.7mph
The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in January
Rio, GA
- Average humidity in January: 73%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are October and November (72%).
Average rainfall in January
Rio, GA
- Average rainfall in January: 2.95"
The wettest month (with the highest rainfall) is August (4.61").
The driest month (with the least rainfall) is October (2.09").
Average rainfall days in January
Rio, GA
- Average rainfall days in January: 12.3 days
The month with the highest number of rainy days is July (22.6 days).
The month with the least rainy days is October (9.3 days).
Average snowfall in January
Rio, GA
- Average snowfall in January: 0.47"
The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Rio, GA
- Average snowfall days in January: 1 days
The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Rio, GA
- Average daylight in January: 10h and 1min
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 January: 5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in January
Rio, GA
- Average sunshine days in January: 17.1 days
The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is July (7.4 days).
Average UV index in January
Rio, GA
- Average UV index in January: 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 January
Rio, GA
- Average cloud cover in January: 40
The month with the most cloud cover is December (Cloud cover 45).
The months with the least cloud cover are June, September and October (Cloud cover 31).
Average visibility in January
Rio, 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).
Rio, Georgia, USA
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