Atlanta weather by month

Atlanta runs from an average daily high of 54°F in January to 90°F in July, with overnight lows between 36°F (January) and 72°F (July).

July is the wettest month (4.8 inches) and October the driest (3.3 inches); about 50 inches fall in a normal year.

Average highs reach 90°F or more in Jul.

By a simple rule (average highs of 65-88°F, lows of 40°F or more and rain at or under the yearly average), the comfortable months for Atlanta day trips are Apr-May and Sep-Oct.

Month by month in Atlanta

Month	Average high	Average low	Rain (in)	Day trips open
January	54°F	36°F	4.6	129 of 129
February	58°F	39°F	4.5	129 of 129
March	66°F	45°F	4.7	129 of 129
April best	74°F	52°F	3.8	129 of 129
May best	81°F	61°F	3.6	129 of 129
June	87°F	69°F	4.5	129 of 129
July	90°F	72°F	4.8	129 of 129
August	89°F	71°F	4.3	129 of 129
September best	84°F	66°F	3.8	129 of 129
October best	74°F	55°F	3.3	129 of 129
November	64°F	44°F	4.0	129 of 129
December	56°F	38°F	4.6	129 of 129

The numbers are from NOAA's station at Atlanta Hartsfield Intl Airport, Ga (USW00013874). Climate normals 1991-2020: long-run averages, not a forecast. "Day trips open" counts the places within 3 hours that are open or in season on the 15th, from our own place data.

Questions about Atlanta weather

What is the best time to visit Atlanta?

By a simple rule (average highs of 65-88°F, lows of 40°F or more and rain at or under the yearly average), the comfortable months for Atlanta day trips are Apr-May and Sep-Oct.

What is the hottest and coldest month in Atlanta?

July is the hottest (average high 90°F) and January the coolest (average low 36°F).

When does it rain the most in Atlanta?

July is the wettest month (4.8 inches) and October the driest (3.3 inches).

Does it snow in Atlanta?

Very little: the station records about 2.2 inches of snow in a normal year.

Where do these weather numbers come from?

The numbers are from NOAA's station at Atlanta Hartsfield Intl Airport, Ga (USW00013874). They are 1991-2020 climate normals (long-run averages), not a forecast. For today's weather use the National Weather Service forecast.