Busan · SpringMonth summary
Busan weather in May
✅ Good
🌡️ Temperature min / max
13°C – 22°C
🌧 Rainy days
28% of days
☀️ Sunshine
11.4h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
7.8/10
📅 📅 Best month
May (7.8/10)
Quick decision
Should you visit Busan in May?
✅ Good
✅ Yes if: you want shoulder-season value — fewer crowds, 22°C.
❌ No if: you need maximum sunshine — some overcast days are possible.
Our take: Busan in May: 22°C and 11.4h of sunshine. Decent, but not the peak.
By trip type
Busan in May by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ⚠️ Possible
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in May
🎯 Peak cultural season — museums and sites accessible in good weather conditions Spring marks the start of the good season in Busan. Temperatures rise (22°C) and tourists have not yet arrived en masse. Expect rain on 28% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if May (7.8/10) remains theoretically better.
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All months for Busan
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | -3°C | 7°C | 12% | 1.3 | 9.0h | 5.5/10 |
| 🌫️ February | -2°C | 8°C | 18% | 1.9 | 10.0h | 5.7/10 |
| ⛅ March | 4°C | 14°C | 27% | 3.0 | 10.3h | 7.0/10 |
| 🌤️ April | 9°C | 18°C | 26% | 4.1 | 11.4h | 7.3/10 |
| 🌤️ May | 13°C | 22°C | 28% | 3.9 | 11.4h | 7.8/10 |
| 🌤️ June | 18°C | 26°C | 38% | 6.8 | 10.8h | 7.8/10 |
| 🌤️ July | 23°C | 28°C | 53% | 8.9 | 10.3h | 7.6/10 |
| 🌤️ August | 24°C | 30°C | 52% | 6.9 | 12.0h | 7.5/10 |
| 🌤️ September | 20°C | 26°C | 44% | 8.5 | 9.1h | 7.5/10 |
| 🌤️ October | 13°C | 21°C | 22% | 3.2 | 10.0h | 7.6/10 |
| ⛅ November | 5°C | 15°C | 13% | 1.4 | 9.6h | 7.1/10 |
| 🌫️ December | -2°C | 8°C | 12% | 1.1 | 9.0h | 5.8/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In May, Busan averages 22°C, 28% rainy days and 11.4h of sunshine per day. Overall weather score: 7.8/10.
See methodology →
Comparison
May vs May (best month)
The best month is May (score 7.8/10). Difference:
- 🌡️ Max temperature : +0°C
- 🌧 Rainy days : +0%
- ☀️ Sunshine : +0.0h/day
FAQ
FAQ — Busan in May
Is May a good time to visit Busan?
May is an excellent time to visit Busan (score 7.8/10). With 22°C, 11.4h of sunshine and 28% rain, conditions are very favourable.
What to do in Busan in May?
With 22°C max and 11.4h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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