Gunsan Climate: Weather by Month and Best Time to Visit
Best months for Gunsan: October, May, June, September.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 4°C | -3°C | 24 mm | 5 | – | – | 5.1 |
| February | 5°C | -1°C | 31 mm | 5 | – | – | 5.6 |
| March | 10°C | 3°C | 47 mm | 6 | – | – | 6.3 |
| April | 16°C | 9°C | 81 mm | 7 | – | – | 7.1 |
| May | 21°C | 15°C | 86 mm | 7 | – | – | 7.9 |
| June | 25°C | 19°C | 133 mm | 9 | – | – | 7.7 |
| July | 28°C | 23°C | 251 mm | 14 | – | – | 6.4 |
| August | 29°C | 24°C | 223 mm | 15 | – | – | 6.5 |
| September | 25°C | 19°C | 146 mm | 8 | – | – | 7.7 |
| October | 20°C | 13°C | 57 mm | 5 | – | – | 8.1 |
| November | 13°C | 6°C | 44 mm | 7 | – | – | 6.8 |
| December | 6°C | 0°C | 27 mm | 6 | – | – | 5.6 |