Seoul weather in March
March in Seoul: cold, a little rain — a great time to visit.
#6 of 12 months in Seoul · #340 of 604 destinations to visit in March · comfort 73/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Seoul climate normals — March
| Daytime high | 12°C / 54°F | 🧥 cold |
|---|---|---|
| Nighttime low | 1°C / 34°F | |
| Feels like (high) | 9°C / 48°F | |
| Rainfall | 42 mm / 1.7 in | 🌦 some rain |
| Rainy days | 5 days | |
| Humidity | 67% | 💧 humid |
| Dew point | 0°C / 32°F | |
| Sunshine | 9.2 h/day | |
| Daylight | 12 h | |
| Wind | 16 km/h / 10 mph | |
| Snowfall | 4.1 cm / 1.6 in | |
| Air quality (US AQI) | 92 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Seoul in March — FAQ
- Is March a good time to visit Seoul?
- March in Seoul: cold, a little rain — a great time to visit. It ranks #6 of 12 months for Seoul on SeasonMap's comfort score (73/100).
- What is the weather like in Seoul in March?
- In March, Seoul averages a daily high of 12.2°C and a low of 1.3°C, with about 42 mm of rain over roughly 5 rainy days.
- What is the air quality in Seoul in March?
- Seoul has a mean US Air Quality Index of about 92 in March.
- Does it snow in Seoul in March?
- Seoul sees roughly 4.1 cm of snowfall in March.