Jeju Weather in March
Thinking of visiting Jeju in March? Expect moderate temperatures reaching 13°C (55°F) during the day, dropping to 7°C (45°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Jeju in March
Typically around 11 days of rainfall are expected, averaging 99 mm (3.9 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Jeju in March
Daytime highs in Jeju in March reach 13°C (55°F), with nights around 7°C (45°F). The difference between afternoon and evening temperatures is usually noticeable. Nights fall to 7°C (45°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Jeju in March
The area enjoys a moderate level of sunlight, with around 158 hours. It's a good balance between sunny and cloudy days.If you prefer enjoying temperate temperatures and rain-free days, October typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Jeju's climate page.
Jeju Temperature in March
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Jeju typically rise from around 11°C (52°F) at the start of March to approximately 15°C (59°F) by the end. Nights are cold, with lows typically ranging from 4°C (39°F) to 8°C (46°F).
Average temperatures in March
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Jeju in March
Browse day-by-day weather records for Jeju spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Jeju historical weather extremes in March
Our historical data for Jeju spans 1976 to 2026, revealing these weather extremes.
- The warmest day in March was on March 25, 2025, with a maximum of 28°C (82°F).
- The lowest daytime temperature in March was 1°C (34°F), recorded on March 4, 1977.
- Nighttime temperatures dropped to -4°C (25°F) on March 4, 1977, marking the coldest March night on record.
Best Places in South Korea in March
Find out more about the weather in South Korea and which places have the best travel conditions in this month. See all of South Korea in March →
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What to Wear in Jeju in March
The weather can swing between comfortable and chilly in March, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Jeju in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Jeju's climate page.
Temperature Rainfall Sunshine Humidity
See the full Jeju climate overview or explore weather in South Korea.