Monthly Climate
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Best time to visit Atlanta

October is the best time to visit Atlanta for general sightseeing, with average highs of 22 °C and about 7 wet days. The comfortable season runs roughly April to May.

It depends what you are going for

One month rarely wins on everything. These are the best months on each measure taken on its own.

If you want Best month On that measure
Sightseeing and walking October comfort 94/100
The least cloud October 45 % average cloud cover
The least rain October 76 mm
Warmth July 31 °C
Cooler weather January 11 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 October 94 22 °C 7
2 April 88 22 °C 10
3 May 84 26 °C 10
4 September 80 27 °C 9
5 November 75 17 °C 8
6 March 73 17 °C 10
7 June 67 29 °C 14
8 August 63 30 °C 13
9 July 58 31 °C 16
10 February 57 13 °C 10
11 December 54 12 °C 10
12 January 48 11 °C 10

When to think twice

January scores lowest with about 10 wet days and highs near 11 °C. That does not make it a bad month — it depends entirely on what you are travelling for. The numbers are all here; the judgement is yours.

The full year

Month Avg high Rainfall Cloud
January 11.1 °C 110 mm 58 %
February 13.4 °C 114 mm 60 %
March 17.4 °C 114 mm 57 %
April 21.9 °C 93 mm 53 %
May 26.2 °C 82 mm 54 %
June 29.3 °C 101 mm 57 %
July 30.7 °C 116 mm 57 %
August 30.2 °C 105 mm 56 %
September 27.4 °C 91 mm 50 %
October 22.3 °C 76 mm 45 %
November 16.6 °C 94 mm 49 %
December 12.3 °C 109 mm 60 %

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: comfort score, beach score, season boundaries. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.