October weather forecast
South Korea

October in South Korea is fully within the realm of autumn, featuring mild temperatures, low rainfall, and vibrant fall colors. In Seoul, temperatures generally range from 9°C (48.2°F) to 20°C (68°F), while Busan, due to its southern location, has slightly warmer temperatures, ranging from 14°C (57.2°F) to 22°C (71.6°F).

The amount of rainfall in October is considerably lower than in September, with an average of about 50mm (1.97"). This reduction in precipitation, coupled with the decrease in humidity, results in clear skies and crisp weather, making it an ideal time for outdoor activities.

Compared to September, October sees a marked decrease in both temperatures and rainfall. This drop in temperature becomes more pronounced as the month progresses, leading to chilly evenings and the occasional frost in the northern regions and high-altitude areas. As the country transitions into November, the temperatures continue to drop, signaling the impending arrival of the winter season. At the same time, the autumn foliage reaches its peak, painting the landscapes in brilliant shades of red, orange, and yellow.

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• Seoul - October »
  On the first day of October in Seoul sunrise is at 06:27 and sunset at 18:15. In Seoul, in October, during 6.3 rainfall days, 52mm (2.05") of precipitation is typically accumulated.
• Busan - October »
  In Busan in October, the average water temperature is 22.8°C (73°F). In Busan snow does not fall in January through October and December.
• Incheon - October »
  The arrival of October in Incheon corresponds with a temperature reduction, down from September's moderately hot 25.5°C (77.9°F) to a refreshing 19.7°C (67.5°F). In Incheon the average seawater temperature in October is 18.5°C (65.3°F).
• Daegu - October »
  In October, in Daegu the rain falls for 6.6 days. On the first day of October in Daegu, sunrise is at 06:20 and sunset at 18:09.
• Daejeon - October »
  In Daejeon during October, the rain falls for 7.2 days and regularly aggregates up to 56mm (2.2") of precipitation. The temperature in Daejeon dips to an average of 8.6°C (47.5°F) during October nights.
• Gwangju - October »
  In Gwangju in October, it is raining for 5.6 days, with typically 38mm (1.5") of accumulated precipitation. In October, the average relative humidity in Gwangju is 72%.
• Ulsan - October »
  In Ulsan in October, the average water temperature is 22.3°C (72.1°F). October marks a gentle change in average high-temperature in Ulsan, South Korea, declining from September's warm 23.8°C (74.8°F) to an enjoyable 19.3°C (66.7°F).
• Suwon - October »
  In Suwon, South Korea, in October, during 6.2 rainfall days, 53mm (2.09") of precipitation is typically accumulated. In Suwon, South Korea, during October, the rain falls for 6.2 days and regularly aggregates up to 53mm (2.09") of precipitation.
• Goyang - October »
  On the last day of October, in Goyang, sunrise is at 06:56 and sunset at 17:35 KST. In Goyang, in October, the average water temperature is 18.3°C (64.9°F).
• Gumi - October »
  In Gumi in October, during 4.7 rainfall days, 35mm (1.38") of precipitation is typically accumulated. In Gumi, in October, during 4.7 rainfall days, 35mm (1.38") of precipitation is typically accumulated.