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Seoul weather in October

Seoul in October averages 15°C (60°F), 49 mm of rain and 6.5 hours of sun a day.

Of the twelve months in Seoul, October is the sixth warmest, the fifth driest and the third sunniest.

Seoul
Average temp
15°C (60°F)

11–20°C · 51–68°F

Rainfall
49 mm

Not much rain

Sunshine
6.5 h

hours per day

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What is Seoul like in October?

Daytime

Days are mild.

Rain

Rain is usually light.

Evening

Evenings are cooler. A layer helps after sunset.

What should I pack for Seoul in October?

  • A warm mid-layer

    Nights drop to around 11°C (51°F).

October compared with September and November

October in Seoul is 6.6°C cooler than September and 107 mm drier than it, which averages 22°C (72°F).

October in Seoul is 7.6°C warmer than November and about as wet as it, which averages 8°C (46°F).

Daylight in Seoul in October

On 15 October the sun is up for 11 hours 15 minutes in Seoul, rising about 06:40 and setting about 17:54 local time.

October ends 1 hour 9 minutes shorter than it begins, so the last week of the month is a different length of day from the first.

That is 3 hours 30 minutes short of June, the longest-lit month here.

Where to stay in Seoul

Dates are a starting point for October.

All hotels in Seoul

Seoul weather by month

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 1 Oct 2026358 places covered

How October compares with the rest of the year

October is highlighted. Every other month links to its own page.

Seoul weather by month: average temperature, rainfall, sunshine for each month, from 1991–2020 climate normals
MonthAverageRainfall
January-2°C / 29°F18 mm
February1°C / 34°F28 mm
March6°C / 44°F38 mm
April13°C / 55°F70 mm
May19°C / 65°F104 mm
June23°C / 74°F138 mm
July25°C / 78°F422 mm
August27°C / 80°F390 mm
September22°C / 72°F156 mm
October15°C / 60°F49 mm
November8°C / 46°F50 mm
December0°C / 32°F20 mm

Similar weather in October

Other destinations whose October averages sit close to this one.

Check another month

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FAQs about Seoul in October

October climate averages for Seoul, 1991–2020.

Seoul averages 15°C (60°F) in October, ranging from about 11°C (51°F) at night to 20°C (68°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.

Barely. October sees only about 49 mm, so rain is unlikely to affect your plans.

Yes. October averages 15°C (60°F) against 8°C (46°F) in November — 7.6°C warmer.

October is 6.6°C cooler than September, and 107 mm drier.

It is outside the easiest window. The most comfortable stretch here is April to June; October sits outside it, which usually means more heat, more rain, or both — worth it if you would rather have the place to yourself.

About 6.5 hours of sun a day on the 1991–2020 average.

This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what October is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.

About 11 hours 15 minutes of daylight in mid-October, against 14 hours 45 minutes in June and 9 hours 35 minutes in December.

On 15 October, sunrise is about 06:40 and sunset about 17:54 local time. Both shift across the month — the month ends 1 hour 9 minutes shorter than it starts.