South Korea Weather Update: Rain Expected Starting Tomorrow Night
South Korea expects rain and gusty winds starting tomorrow night, October 4, continuing into the morning of October 5. Temperatures will remain near seasonal averages.
Quick facts
- Rain is expected to begin in Seoul, Incheon, and northern Gyeonggi on the night of October 4.
- Momentary wind speeds in most regions could reach approximately 55 km/h (15 m/s) on October 5.
- Daytime temperatures on October 4 are forecast to range between 22 and 25 degrees Celsius.
Why it matters
This weather event occurs during the Chuseok-related holiday period, which significantly increases the volume of public interest in meteorological updates due to travel and outdoor activities. The predicted temperature fluctuations and wind conditions require caution for those participating in outdoor holiday events. The wider impact on agricultural or transport infrastructure remains unconfirmed.
South Korea is bracing for a change in weather as rain is forecast to move into the country starting tomorrow night, October 4. According to the Korea Meteorological Administration, the rain will begin in Seoul, Incheon, and northern Gyeonggi, spreading to other central regions, Jeolla, and parts of Gyeongsang and Jeju by the morning of October 5.
What to expect from the rain?
While the total precipitation is not expected to be high, the rain may be accompanied by thunder and lightning in some areas between the night of October 4 and noon on October 5. Western sea areas may experience similar stormy conditions starting on the afternoon of October 4, with the focus shifting to eastern sea areas on October 5.
Will there be strong winds?
Winds are expected to pick up across the country on October 5. Most regions should prepare for momentary wind speeds of approximately 55 km/h (15 m/s). Residents are advised to monitor local weather updates, especially if traveling during the holiday period.
What are the expected temperatures?
Temperatures will remain largely consistent with seasonal averages. On October 4, morning lows are predicted to be between 8 and 18 degrees Celsius, with daytime highs reaching 22 to 25 degrees. Central regions and inland Gyeongsang may see a significant temperature difference of around 15 degrees between day and night.
Frequently asked questions
When will it start raining in South Korea?
Rain is expected to begin on the night of October 4, starting in Seoul, Incheon, and northern Gyeonggi before spreading to other central and southern regions by the morning of October 5.
Will the rain be heavy?
According to the Korea Meteorological Administration, the amount of rain is not expected to be high. However, localized areas may experience thunder, lightning, and gusty winds during the period from the night of October 4 until noon on October 5.
How strong will the wind be?
Most regions in South Korea are expected to experience wind gusts with a momentary speed of approximately 55 km/h (15 m/s) on October 5.
What is the expected temperature range?
On October 4, morning lows are forecast between 8 and 18 degrees Celsius, and daytime highs between 22 and 25 degrees. A large temperature gap of about 15 degrees is expected in central and inland areas.
Is the weather abnormal for this time of year?
Temperatures are expected to remain near the seasonal average. On October 5, morning lows may be slightly higher than usual, while daytime highs are forecast to be similar to or slightly lower than average.
Where can I get the latest updates?
For the most accurate and real-time information, please refer to the official bulletins released by the Korea Meteorological Administration or follow local news updates provided by regional weather services.
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Last checked Oct 3, 2026 at 6:15 PM. Trends move fast, so details may change. How we work
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