Rain is expected to gradually spread across the country from the night of August 29. The Seoul metropolitan area is forecast to receive 5–20 mm of rain, while Busan, Ulsan, and Gyeongsangnam-do are also expected to see occasional rain from early morning through the night of August 30.
Differences in Rainfall by Region
The forecast figures for the Seoul metropolitan area and Busan, Ulsan, and Gyeongnam are different.
| Region | Rainfall period | Expected rainfall | Temperature information |
|---|---|---|---|
| Seoul metropolitan area | Night of August 29 | 5–20 mm | No information available in the provided package |
| Busan, Ulsan, and Gyeongnam | Early morning–night of August 30 | 20–60 mm | Highs of 30–33°C |
Even when rain is forecast nationwide, the timing and amount of rainfall may differ by region.
Rain and Heat Together in Busan, Ulsan, and Gyeongnam
According to the Korea Meteorological Administration’s forecast notice, Busan, Ulsan, and Gyeongsangnam-do are expected to receive occasional rain from early morning through the night of August 30, with expected rainfall of 20–60 mm. High temperatures in these areas are forecast to reach 30–33°C.
The timing and amount of rainfall by region may change as the KMA updates its short-term forecasts. If you are planning to go out or travel, it is advisable to check the latest short-term forecast for your area again.
Sources Checked
- Korea Meteorological Administration, [Forecast Notice](https://testweather.kma.go.kr/w/forecast/notice.do?stnId=159), checked at 11:40 p.m. on August 29, 2026
- SBS, [Rain Expanding Nationwide… 5–20 mm in the Seoul Metropolitan Area](https://v.daum.net/v/20260829203920325), checked at 11:40 p.m. on August 29, 2026