Asia › South Korea › Busan
30-year normals (1991-2020)
Busan has a oceanic/humid subtropical climate, classified as Cfa in the Köppen system. The warmest month is August with an average high of 28°C, while the coldest month is January with lows dropping to 0°C. The annual temperature range of 28°C reflects moderate seasonal variation.
The driest month is December with only 3 rain days and 28mm of precipitation. For travellers, December through to the following month typically offers the best balance of warm temperatures and dry conditions. Average humidity ranges from 65% to 65% throughout the year.
Based on temperature and rainfall data, the best months to visit Busan are October, April, May. These months offer the most comfortable temperatures with relatively low rainfall, ideal for sightseeing and outdoor activities.
Full Best Time to Visit GuideWarmest Month
28°C
August
Coldest Month
0°C
January
Driest Month
3 days
December
Annual Range
28°C
0° to 28°
| Month | High | Low | Rain Days | Sun | Details |
|---|---|---|---|---|---|
| January | 6°C | 0°C | 4 | 8h | View |
| February | 8°C | 1°C | 5 | 9h | View |
| March | 12°C | 5°C | 8 | 9h | View |
| April | 16°C | 10°C | 8 | 10h | View |
| May | 21°C | 14°C | 8 | 10h | View |
| June | 24°C | 18°C | 10 | 9h | View |
| July | 27°C | 22°C | 14 | 9h | View |
| August | 28°C | 24°C | 14 | 9h | View |
| September | 25°C | 20°C | 10 | 8h | View |
| October | 20°C | 14°C | 5 | 9h | View |
| November | 14°C | 8°C | 5 | 8h | View |
| December | 8°C | 2°C | 3 | 8h | View |
January
4 rain days, 8h sun
February
5 rain days, 9h sun
March
8 rain days, 9h sun
April
8 rain days, 10h sun
May
8 rain days, 10h sun
June
10 rain days, 9h sun
July
14 rain days, 9h sun
August
14 rain days, 9h sun
September
10 rain days, 8h sun
October
5 rain days, 9h sun
November
5 rain days, 8h sun
December
3 rain days, 8h sun
Busan in August
Data Sources for Busan
Climate normals represent 30-year averages (1991-2020). Individual years may vary.