Best Time to Visit Gunsan
Best time: Oct, May, Apr, Sep.
Aug is warmest (30.2°C high); Jul is rainiest (258 mm).
Gunsan weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 4.4 | -4.6 | 32 | 4 |
| Feb | 6.3 | -3.5 | 38 | 5.2 |
| Mar | 11.3 | 0.2 | 51 | 6.8 |
| Apr | 18 | 5.8 | 87 | 8.5 |
| May | 23 | 11.5 | 88 | 9.2 |
| Jun | 26.5 | 16.8 | 147 | 8.7 |
| Jul | 29.1 | 21.7 | 258 | 7.8 |
| Aug | 30.2 | 22 | 238 | 8 |
| Sep | 26.3 | 16.3 | 133 | 7 |
| Oct | 21.1 | 9.2 | 51 | 6.2 |
| Nov | 13.7 | 3.1 | 57 | 4.4 |
| Dec | 7.3 | -2.2 | 36 | 3.5 |
Average high temperature
Best months by activity
Overall: OctMayAprSep
Beaches: JunAugJul
Hiking: OctMayNovMar
Sightseeing: OctMayAprNov
Gunsan quick facts
What to pack
Cold months (Jan, Feb, Mar, Dec): warm layers and a coat.
Wet months (Jun, Jul, Aug, Sep): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Gunsan?
Oct, May, Apr, Sep.
What is the rainiest month?
Jul, about 258 mm.
What is the warmest month?
Aug, with average highs of 30.2°C.
Where to stay
See Gunsan hotels · Book Gunsan tours & activities
All destinations · Best time to visit Seoul · Best time to visit Yeoju · Best time to visit Yangsan · Best time to visit Yangju
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.