Climate and Average Weather Year Round in Atlanta

Atlanta averages 53.3 days a year above 90°F, with July the wettest month at 5.01 in of normal rain. The hottest day on record was 104°F on Jun 30, 2012; the coldest, 5°F on Jan 30, 2014. The single biggest 24-hour rain event recorded was 4.96 in on Sep 21, 2009.

Year-round temperature

In Atlanta, the warmest months are June through September, with average daily highs between 84°F and 90°F. The coldest stretch runs December through February, with highs between 54°F and 58°F and overnight lows reaching 34°F.

Rainfall through the year

Rainfall in Atlanta averages 4.0 in per month over the long run. July is the wettest at 5.0 in, while September is the driest at 3.4 in.

Days at 90 °F or hotter

Atlanta averages 53.3 days per year at 90 °F or hotter. The hottest year on record saw 96 such days (2011); the coolest just 16 (2013).

Precipitation this year

As of May 28, Atlanta has received 15.1 in of precipitation this year — 25% below the long-term normal for this point in the year (20.0 in).

How it's computed