Busan vs Jeju

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Busan edges ahead as the better destination in July. Busan offers 9 hours of daily sunshine with only 14 rain days, while Jeju sees 9 sunshine hours and 16 rain days.

Busan sits in the comfortable travel range at 27°C. Jeju is also comfortable at 27°C.

For travelers who prioritize dry weather, Busan is the stronger choice in July.

Busan reaches an average high of 27°C (81°F) and drops to 22°C (72°F) at night during July. The daily temperature range is 5°C, meaning relatively stable temperatures from day to night.

Jeju averages 27°C (81°F) for the high and 24°C (75°F) for the low, with a daily range of 3°C. The two cities feel quite similar in terms of temperature.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in July.

Busan receives approximately 249 mm of rainfall across 14 rain days during July. You can expect rain roughly every other day.

Jeju sees 225 mm over 16 rain days. That makes Busan the drier option by 2 rain days and 24 mm of total precipitation.

Humidity also differs: Busan averages 65% while Jeju sits at 70%. Jeju will feel muggier, especially at higher temperatures.