Best Time to Visit
🇰🇷 Busan, South Korea · Asia
Based on 30-year climate data (1991-2020) from Open-Meteo
Jan
6°
0°
Good
Feb
8°
1°
Good
Mar
12°
5°
Good
Apr
16°
10°
Great
May
21°
14°
Great
Jun
24°
18°
Good
Jul
27°
22°
Good
Aug
28°
24°
Good
Sep
25°
20°
Good
Oct
20°
14°
Great
Nov
14°
8°
Great
Dec
8°
2°
Good
| Month | High | Low | Rain Days | Sunshine | Humidity | UV | Rating | Details |
|---|---|---|---|---|---|---|---|---|
| January | 6°C | 0°C | 4 | 8h | 65% | 2 | Good | View |
| February | 8°C | 1°C | 5 | 9h | 65% | 2 | Good | View |
| March | 12°C | 5°C | 8 | 9h | 65% | 6 | Good | View |
| AprilRecommended | 16°C | 10°C | 8 | 10h | 65% | 6 | Great | View |
| MayRecommended | 21°C | 14°C | 8 | 10h | 65% | 9 | Great | View |
| June | 24°C | 18°C | 10 | 9h | 65% | 9 | Good | View |
| July | 27°C | 22°C | 14 | 9h | 65% | 9 | Good | View |
| August | 28°C | 24°C | 14 | 9h | 65% | 9 | Good | View |
| September | 25°C | 20°C | 10 | 8h | 65% | 6 | Good | View |
| OctoberRecommended | 20°C | 14°C | 5 | 9h | 65% | 6 | Great | View |
| NovemberRecommended | 14°C | 8°C | 5 | 8h | 65% | 2 | Great | View |
| December | 8°C | 2°C | 3 | 8h | 65% | 2 | Good | View |
Data source: Open-Meteo ERA5 reanalysis archive, 30-year historical normals (1991-2020). Temperatures in Celsius. Sunshine hours are daily averages.
Avg: 16°C high, 10°C low
Mild conditions at 16°C (61°F), layers recommended. Occasional showers possible. Nights cool to 10°C (50°F).
Avg: 26°C high, 21°C low
Comfortable warmth at 26°C (79°F), ideal for outdoor activities. Rain is frequent, waterproof gear recommended. Nights cool to 21°C (70°F).
Avg: 20°C high, 14°C low
Mild conditions at 20°C (68°F), layers recommended. Occasional showers possible. Nights cool to 14°C (57°F).
Avg: 7°C high, 1°C low
Cool to cold at 7°C (45°F), warm clothing essential. Rainfall is low. Nights cool to 1°C (34°F).
The least favorable time to visit Busan is July and August. During this period, you can expect frequent rain.
July
Challenges: frequent rain
August
Challenges: frequent rain
January
Challenges: cold weather
Note: visiting during off-peak months often means lower prices, fewer crowds, and a more authentic experience.
Packing recommendations for visiting Busan during the best travel months (October, April, May), when temperatures range from 13°C to 19°C:
Busan has a temperate oceanic climate (Koppen classification: Cfa). The warmest month is August with highs of 28°C, while the coldest month is January at just 6°C. Annual rainfall averages 1333mm across approximately 94 rain days.
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 6 | 8 | 12 | 16 | 21 | 24 | 27 | 28 | 25 | 20 | 14 | 8 |
| Low °C | 0 | 1 | 5 | 10 | 14 | 18 | 22 | 24 | 20 | 14 | 8 | 2 |
| Rain Days | 4 | 5 | 8 | 8 | 8 | 10 | 14 | 14 | 10 | 5 | 5 | 3 |
| Rain mm | 32 | 43 | 80 | 113 | 117 | 172 | 249 | 217 | 164 | 70 | 48 | 28 |
| Sun h/day | 8 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 8 | 9 | 8 | 8 |
| Humidity % | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 |
| UV Index | 2 | 2 | 6 | 6 | 9 | 9 | 9 | 9 | 6 | 6 | 2 | 2 |
Considering alternatives to Busan? Compare the best travel months for nearby cities:
For a complete day-by-day weather breakdown including packing lists, activities, and local events, explore each month individually:
January
February
March
April
May
June
July
August
September
October
November
December
Explore weather guides for other popular destinations: