South Korea Busan Weather in January — Climate Guide
January in Busan is moderate
January is moderate for Busan.
Cold but dry. Less snow than Seoul. Lowest hotel rates. Indoor focus.
Travel score
Busan January Weather Stats
Avg High
8°C
Avg Low
1°C
Rainy Days
5
35mm total
Sunshine
6h
Daily avg
Humidity
50%
low
UV Index
2
Low
Wind
9 km/h
Gusts 22
Sea Temp
13°C
no swimming
Crowds
Quiet
At attractions
January Sunrise & Sunset
Air Quality
PM2.5
18 μg/m³
PM10
30 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
6°C
Nighttime
-2°C
Humidity and wind affect how the actual temperature feels.
Wind
9 km/h
Max gust 22 km/h
Activities Recommended for January
January Travel Pros & Cons
Pros
- Hotels 40-50% off summer
- Dry winter (less snow than Seoul)
- Indoor focus easy
- Jagalchi cooked seafood season
Cons
- 1-8°C cold
- Daylight 10h
- Beach swimming impossible
January Events & Festivals
- Quiet winter shoulder
Busan in January — Full Picture
Cold but dry. Less snow than Seoul. Lowest hotel rates. Indoor focus.
What to Wear & What to Pack
Cold + dry. Heavy coat + thermal layers + scarf.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
16.7°C
9.7°C
8.3/mo
Summer (Jun·Jul·Aug)
27.3°C
21.3°C
11.7/mo
Autumn (Sep·Oct·Nov)
21.3°C
13.7°C
7.3/mo
Winter (Dec·Jan·Feb)
Current9°C
2°C
5.3/mo
Busan Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 8° | 1° | 5d·35mm | 6h | 50% | 2 | Quiet | Low season | |
| 9° | 2° | 6d·45mm | 6h | 55% | 3 | Quiet | Low season | |
| 12° | 5° | 8d·75mm | 7h | 60% | 5 | Moderate | Shoulder | |
| April (Best) | 17° | 10° | 8d·100mm | 8h | 65% | 6 | Very busy | Peak |
| 21° | 14° | 9d·110mm | 8h | 70% | 7 | Busy | Peak | |
| 24° | 18° | 11d·200mm | 6h | 80% | 8 | Moderate | Shoulder | |
| 28° | 22° | 13d·280mm | 5h | 80% | 9 | Busy | Peak | |
| 30° | 24° | 11d·200mm | 7h | 78% | 10 | Very busy | Peak | |
| 26° | 19° | 9d·150mm | 7h | 75% | 7 | Busy | Peak | |
| October (Best) | 22° | 14° | 7d·80mm | 7h | 65% | 5 | Very busy | Peak |
| 16° | 8° | 6d·60mm | 6h | 60% | 3 | Moderate | Shoulder | |
| 10° | 3° | 5d·40mm | 6h | 55% | 2 | Moderate | Shoulder |
View Other Months
Busan January Hotel Picks
Frequently Asked Questions
Is January a good time to visit Busan?
Busan in January is moderate. Tourist crowds are quiet and flight/hotel prices are low season.
What's the average temperature in Busan in January?
Busan January averages a high of 8°C and a low of 1°C.
Does it rain much in Busan in January?
Busan January averages 35mm of rainfall over about 5 rainy days.
What should I wear in Busan in January?
Cold + dry. Heavy coat + thermal layers + scarf.
What time are sunrise and sunset in Busan in January?
Busan January sunrise is 07:20 and sunset is 17:15, with 9h 55min of daylight.
What's the air quality like in Busan in January?
Busan January air quality (AQI) averages 50, rated Good. PM2.5 averages 18μg/m³.
What activities are recommended in Busan in January?
In January, Busan is great for Indoor Jagalchi, Gamcheon Culture Village (warm gear), Spa Land jjimjilbang.
Is January peak season in Busan?
Busan January crowds are quiet and prices are low season. You can travel relatively comfortably without long queues.
Best Months to Visit Busan
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.