Monthly Climate
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Best time to visit Gwangju

October is the best time to visit Gwangju for general sightseeing, with average highs of 20 °C and about 5 wet days. The comfortable season runs roughly September to October.

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 91/100
The least cloud October 49 % average cloud cover
The least rain January 30 mm
Warmth August 29 °C
Cooler weather January 4.5 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 October 91 20 °C 5
2 May 91 23 °C 8
3 September 83 26 °C 9
4 April 79 18 °C 8
5 June 78 27 °C 11
6 November 64 13 °C 6
7 July 57 29 °C 17
8 August 57 29 °C 16
9 March 55 12 °C 7
10 February 40 6.8 °C 5
11 December 39 6.7 °C 5
12 January 37 4.5 °C 5

When to think twice

January scores lowest with about 5 wet days and highs near 4.5 °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 4.5 °C 30 mm 64 %
February 6.8 °C 37 mm 60 %
March 11.9 °C 63 mm 57 %
April 17.9 °C 90 mm 57 %
May 23.0 °C 102 mm 62 %
June 26.7 °C 171 mm 74 %
July 28.6 °C 255 mm 78 %
August 29.3 °C 231 mm 70 %
September 25.6 °C 135 mm 62 %
October 20.1 °C 57 mm 49 %
November 13.4 °C 46 mm 52 %
December 6.7 °C 30 mm 57 %

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.