October weather forecast and climate
Seoul, South Korea

The colorful lit cityscape of Seoul city, South Korea, with the perfect view of the Dongdaemun Gate
The colorful lit cityscape of Seoul city, South Korea, with the perfect view of the Dongdaemun Gate
October is one of the best times to visit the beautiful city of Seoul with mild temperatures in the promising autumn season. The average temperatures are in the 10.6°C (51.1°F) to 20°C (68°F) range, and the conditions are pleasant in the absence of high humidity, rain, and heat. The rain hardly registers 50.8mm (2") as the sun shines for 198 hours in October. The storms cease substantially as sunny and calm weather chases the clouds from the skies. Tourists crowd in Seoul in October as there is finally a chance to move around the city without umbrellas or raincoats.

What is the average temperature in October in Seoul?

The average high-temperature, in October, in Seoul, South Korea, is 19.8°C (67.6°F), while the average low-temperature is 10.3°C (50.5°F).
Average temperature in October - Seoul, South Korea
  • Average high temperature in October: 19.8°C

The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (1.5°C).

  • Average low temperature in October: 10.3°C

The month with the highest average low temperature is August (22.4°C).
The coldest month (with the lowest average low temperature) is January (-5.9°C).

Average humidity in October - Seoul, South Korea
  • Average humidity in October: 64%

The month with the highest relative humidity is July (78.3%).
The month with the lowest relative humidity is April (56.2%).

Average rainfall in October - Seoul, South Korea
  • Average rainfall in October: 51.8mm

The wettest month (with the highest rainfall) is July (394.7mm).
The driest month (with the lowest rainfall) is January (20.8mm).

Average rainfall days in October - Seoul, South Korea
  • Average rainfall days in October: 6.3 days

The month with the highest number of rainy days is July (16.3 days).
The month with the lowest number of rainy days is February (5.8 days).

Average daylight in October / Average sunshine in October - Seoul, South Korea
  • Average daylight in October: 11.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).

  • Average sunshine in October: 6.4h

The month with most sunshine is May (Average sunshine: 6.9h).
The month with least sunshine is July (Average sunshine: 3.9h).

Average UV index in October - Seoul, South Korea
  • Average UV index in October: 4

The month with the highest UV index is July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).

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