When to Visit Jeju
Year-round climate guide & best times to travel
Best Time to Visit by Travel Style
Beach & Relaxation
July to September offer the warmest ocean temperatures and beach weather, though August can be crowded and humid.
Cultural Exploration
April to May and October to November provide comfortable temperatures and clear skies ideal for visiting temples, museums, and outdoor cultural sites.
Adventure & Hiking
September to November and March to May offer the best hiking conditions with mild temperatures, lower humidity, and stunning seasonal colors.
Budget Travel
January to February and November to December offer lower accommodation rates and fewer crowds, though some outdoor activities may be limited.
Month-by-Month Climate Guide
January
January is the coldest month with cool, dry weather and occasional light snow on Hallasan. Coastal areas remain mild, making it suitable for indoor attractions and hot springs. Strong winter winds are common, especially along the coast.
February
February continues the cool, dry winter pattern with slightly milder temperatures. This is an excellent time for visiting museums, indoor attractions, and enjoying the island's famous tangerines. Plum blossoms may begin to appear by month's end.
March
March marks the beginning of spring with warming temperatures and blooming flowers, including cherry blossoms. Weather can be variable with some rainy days, but overall conditions are pleasant for outdoor exploration. Winds begin to moderate.
April
April offers some of the year's most beautiful weather with mild temperatures, blooming azaleas, and cherry blossoms. This is peak season for hiking and outdoor activities with comfortable conditions and relatively low humidity.
May
May continues the pleasant spring weather with warm, comfortable temperatures and lush green landscapes. Rainfall increases slightly, but sunny days are frequent, making it ideal for all outdoor activities including hiking Hallasan.
June
June brings the onset of summer with increasing heat and humidity. The monsoon season typically begins in late June, bringing heavy rainfall and high humidity levels. Despite the rain, temperatures are warm and vegetation is at its most lush.
July
July is hot and humid with frequent heavy rainfall as the monsoon season peaks. Despite the challenging weather, ocean temperatures are perfect for swimming, and the landscape is beautifully green. Indoor attractions become more appealing during heavy rain periods.
August
August is the hottest and most humid month with high temperatures and occasional typhoon threats. Beach activities are popular despite the heat, and ocean temperatures are at their warmest. This is peak summer tourist season with crowded attractions.
September
September sees the gradual end of the monsoon season with decreasing rainfall and slightly more comfortable temperatures. Typhoons are still possible, but the weather generally becomes more pleasant for outdoor activities as humidity levels drop.
October
October offers excellent weather with mild temperatures, low humidity, and beautiful autumn colors. This is considered one of the best months to visit Jeju, with perfect conditions for hiking, sightseeing, and outdoor activities.
November
November continues the pleasant autumn weather with cool, crisp days and stunning fall foliage. Rainfall is minimal and temperatures are comfortable for all activities, though it can get chilly in the evenings and on Hallasan.
December
December brings the start of winter with cooling temperatures and dry conditions. While too cool for beach activities, the mild weather compared to mainland Korea makes it suitable for hiking and sightseeing, with fewer crowds and lower prices.