Busan · WinterMonth summary
Busan weather in January
⚠️ Fair
🌡️ Temperature min / max
-3°C – 7°C
🌧 Rainy days
12% of days
☀️ Sunshine
9.0h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
5.5/10
📅 📅 Best month
May (7.8/10)
Quick decision
Should you visit Busan in January?
⚠️ Fair
✅ Yes if: you enjoy winter atmosphere and the lowest prices of the year.
❌ No if: you're looking for sunshine or outdoor activities.
Our take: Busan in January is possible but May offers a score of 7.8/10 vs 5.5.
By trip type
Busan in January by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in January
🎯 Quiet uncrowded beaches — ideal for coastal walks Winter in Busan is cool (7°C during the day). Days are short (9.0h of sunshine) but the city reveals a different side. Rain risk remains low (12% of days), leaving good room for outdoor activities. Not the best window, but acceptable if dates are constrained. May (7.8/10) is significantly better if possible.
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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 January, Busan averages 7°C, 12% rainy days and 9.0h of sunshine per day. Overall weather score: 5.5/10.
See methodology →
Comparison
January vs May (best month)
The best month is May (score 7.8/10). Difference:
- 🌡️ Max temperature : +15°C
- 🌧 Rainy days : +16%
- ☀️ Sunshine : +2.4h/day
FAQ
FAQ — Busan in January
Is January a good time to visit Busan?
January is an acceptable time for Busan (score 5.5/10). Conditions are decent but not optimal — consider May (7.8/10) if possible.
What's the weather like in Busan in January?
It's cool with 7°C daytime and -3°C at night. 9.0h of sunshine per day. Pack warm clothes and favour indoor visits.
Accommodation
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