Atlanta (GA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Atlanta.
Climate overview of Atlanta
In summer, visitors to Atlanta experience warm and humid weather, with July being the hottest month when daytime temperatures can reach around 32°C (90°F). July can also have wet weather, with occasional thunderstorms. The city can be a bit busy during this period so it is recommended to book a place to stay in advance if you are planning to visit in Summer.
Winter in Atlanta runs from November through to March and the coldest months are December, January and February, when daytime temperatures are around 12°C (54°F) and nighttime temperatures can drop below freezing. December through April can see wet weather and a chilly climate. Even snowfall may also occur during this season, usually between December and January.
Atlanta Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Atlanta - and find the best time to visit.
Monthly Temperature in Atlanta
The climate in Atlanta is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a very warm 32°C (90°F) in July, the warmest time of the year, to a chilly 11°C (52°F) during cooler months like January.
At night, you can expect temperatures ranging from 21°C (70°F) in July to around 0°C (32°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Atlanta
Atlanta has a notably wet climate with abundant precipitation, recording 1258 mm (50 in) of rain/snowfall per year. While rainfall varies throughout the year, each season offers its own charm. December brings wetter days averaging 144 mm (5.7 in) of precipitation, spread over 12 rainy days.
In contrast, the driest month June experiences a drier climate, with about 85 mm (3.3 in) of rainfall spread across 12 rainy days. For more details, please visit our Atlanta Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Atlanta
Seasonal changes in sunshine hours are quite dramatic in Atlanta. While May receives considerable daily sunshine with up to 9.6 hours, January marks the darkest time of the year, where sunshine is scarce with only 5.5 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Atlanta by Month
The relative humidity is high throughout the year in Atlanta.
The city experiences its highest humidity in August, reaching 75%. In April, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Atlanta
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, September and October
- Warmest weather: June, July and August
- Most sunshine: May and June
- Fewest rainy days: April, September, October and November
- Seasonal pattern: Very warm summers and cold winters
- Coldest conditions: January, with freezing nights around 0°C (32°F).
Frequently asked questions about the climate in Atlanta
What is the best time to visit Atlanta?
May, September and October typically offer the most optimal weather in Atlanta. In contrast, January and February tend to have less optimal conditions. Atlanta has very warm summers and cold winters.
What temperatures can I expect in Atlanta?
Daytime highs range from 11°C (52°F) in January to 32°C (90°F) in July. Nighttime lows range from 0°C (32°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Atlanta get?
Annual rainfall is around 1258 mm (50 in). December is the wettest month with 144 mm (5.7 in), while June is the driest with 85 mm (3.3 in).
How sunny is Atlanta?
Atlanta receives around 2,733 hours of sunshine per year. May is the sunniest month with 288 hours, while January is the cloudiest with just 164 hours. Overall, Atlanta enjoys abundant sunshine.
Atlanta 3-Day Forecast
Atlanta on the map
Atlanta is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Kissimmee
33°C (91°F) Orlando33°C (91°F) Miami Beach32°C (90°F) Destin32°C (90°F) New York City
29°C (84°F) Big Bear Lake
27°C (81°F) Los Angeles
24°C (75°F) San Francisco22°C (72°F) 
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