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
January, on average, is the coldest month, registering a high temperature of 56.8°F (13.8°C) and a low of 40.1°F (4.5°C).Humidity
In Cobb, the average relative humidity in January is 71%.Rainfall
In January, the rain falls for 10.2 days. Throughout January, 2.24" (57mm) of precipitation is accumulated. Throughout the year, there are 166.8 rainfall days, and 34.61" (879mm) of precipitation is accumulated.Snowfall
January is the only month when snow falls in Cobb. January is the month with the most snowfall in Cobb. Snow falls for 0.2 days and accumulates 0.04" (1mm) of snow.Daylight
The average length of the day in January in Cobb is 10h and 20min.On the first day of January in Cobb, sunrise is at 7:36 am and sunset at 5:42 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 6:08 pm EST.
Sunshine
The average sunshine in January in Cobb, Georgia, is 6.2h.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 medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, the maximum UV index of 3 suggests this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. 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 month is the coldest in Cobb?
What is the usual temperature for Cobb in January?
What is the average humidity in January in Cobb?
How much does it rain in Cobb in January?
What is the snowiest month in Cobb?
When does it start snowing in Cobb?
How many hours of daylight does Cobb have in January?
What time are sunrise and sunset in January in Cobb?
How many hours of sunshine does Cobb have in January?
What are the months with the lowest UV index in Cobb?
What is the UV index intensity in January in Cobb?
Average temperature in January
Cobb, GA
- Average high temperature in January: 56.8°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in January: 40.1°F
The months with the highest average low temperature are July and August (72.9°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).
Average pressure in January
Cobb, GA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in January
Cobb, GA
- Average wind speed in January: 8.6mph
The windiest months (with the highest average wind speed) are February and March (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in January
Cobb, GA
- Average humidity in January: 71%
The months with the highest relative humidity are August and December (76%).
The months with the lowest relative humidity are October and November (70%).
Average rainfall in January
Cobb, GA
- Average rainfall in January: 2.24"
The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is November (1.97").
Average rainfall days in January
Cobb, GA
- Average rainfall days in January: 10.2 days
The month with the highest number of rainy days is August (22.1 days).
The month with the least rainy days is November (8.1 days).
Average snowfall in January
Cobb, GA
- Average snowfall in January: 0.04"
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 January
Cobb, GA
- Average snowfall days in January: 0.2 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).
Average daylight in January /
Average sunshine in January
Cobb, 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 June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in January
Cobb, GA
- Average sunshine days in January: 18.8 days
The month with the most sunshine days is November (20.5 days).
The months with the least sunshine days are July and August (6.3 days).
Average UV index in January
Cobb, 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
Cobb, GA
- Average cloud cover in January: 37
The month with the most cloud cover is December (Cloud cover 41).
The months with the least cloud cover are May, June and October (Cloud cover 28).
Average visibility in January
Cobb, 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).
Cobb, Georgia, USA
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