Average monthly snow and rainfall in Seoul in millimeter

This is the mean monthly precipitation over the year, including rain, snow, hail etc.
Show average precipitation in Seoul in Inches »

Average precipitation (rain/snow) in Seoul, South Korea   Copyright © 2021  weather-and-climate.com
* Data from weather station: Seoul, South Korea.
  • A lot of rain (rainy season) falls in the months: May, June, July, August and September.
  • Seoul has dry periods in January, February and December.
  • On average, July is the wettest month with 369.0 mm (14.53 inch) of precipitation.
  • On average, December is the driest month with 22.0 mm (0.87 inch) of precipitation.
  • The average amount of annual precipitation is: 1460.0 mm (57.48 inch)


Weather Forecasts for Seoul

TUE Sep 28
22°C | 19°C

Patchy rain possible

WED Sep 29
21°C | 18°C

Heavy rain

THU Sep 30
30°C | 16°C

Partly cloudy

Where to stay in Seoul

More Climate Information For Seoul

Weather and Climate offers all the information you need to know about the climate in Seoul.

We collected past weather data from many thousand weather stations around the world. So find on this website the historical weather averages in other cities in South Korea and climate and forecast data for all other countries in the world.