When to go · Yeosu
Yeosu in January
Good month. Outside the best window (Apr–Jun, Sep–Oct). Across South Korea: Cold and dry, low prices; ski in Gangwon; Seollal can fall late in the month — check.
Key facts
- Verdict
- Good
- Temperature
- 8°C (46°F)46°F (8°C) / 3°C (37°F)37°F (3°C)
- average high / low
- Rain days
- 6
- Crowds
- Low
- South Korea overall
- Prices
- Low
- South Korea overall
Verdict
Outside the best window (Apr–Jun, Sep–Oct). Across South Korea: Cold and dry, low prices; ski in Gangwon; Seollal can fall late in the month — check.
Is another month better than January?
January is rated good. These months rate higher:
Weather in January
- YeosuHighs around 7.5 °C (46 °F), lows around 2.7 °C (37 °F), rain on about 6 daysHighs around 46 °F (7.5 °C), lows around 37 °F (2.7 °C), rain on about 6 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Seollal (Lunar New Year) big impact
About 5–8 Feb 2027 (lunar; incl. substitute day — check) · South Korea
Three-plus days off: many restaurants and shops close, trains and buses sold out, palaces open (often free), Seoul quiet.
Crowds and prices
- Crowds · South Korea overall
- Low
- Prices · South Korea overall
- Low
South Korea overall: Cold and dry, low prices; ski in Gangwon; Seollal can fall late in the month — check.
Compare two months
Weather, crowds and prices for any two months in Yeosu, side by side.
Verdict
Jan: Good
Apr: Great (better)
Daytime high
Jan: 7.5 °C (46 °F)46 °F (7.5 °C)
Apr: 16.7 °C (62 °F)62 °F (16.7 °C)
Night low
Jan: 2.7 °C (37 °F)37 °F (2.7 °C)
Apr: 11 °C (52 °F)52 °F (11 °C)
Rain days
Jan: 6 (better)
Apr: 9
Crowds
Jan: Low
Apr: High
Prices
Jan: Low
Apr: High
Festivals listed
Jan: 1
Apr: 0
January: Outside the best window (Apr–Jun, Sep–Oct). Across South Korea: Cold and dry, low prices; ski in Gangwon; Seollal can fall late in the month — check.
April: Inside Yeosu's best window: Apr–Jun, Sep–Oct.
Yeosu: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm coat, hat and gloves for mornings and evenings