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Fair air quality Air quality is fair. Most people can enjoy outdoor activity as usual.

Seoul

9°C

Clear sky

Weather tonight in Seoul

  • Feels like 8°C
  • Rain chance 0%
  • Expected intensity None expected
  • UV index 0

Right now it is clear. Rain is unlikely for now. Temperatures should reach around 22°C during the day and drop to about 9°C overnight.

Best outdoor window today: 6 PM–9 PM.

  • Local 4:00 AM
  • Nighttime
  • Updated 4:00 AM

Key insights

Weather tomorrow in Seoul

Tomorrow in Seoul looks partly cloudy. Highs around 23°C, cooling to about 13°C overnight. Rain chance stays around 0%, with little or no rainfall expected.

This week's weather in Seoul

This week in Seoul, the warmest days reach about 25°C and the coolest nights near 9°C. Rain looks more likely on Monday.

Best time today

  • Best outdoor time 6 PM–9 PM
  • Best running conditions 6 PM–9 PM
  • Lowest rain risk 6 AM–9 AM
  • Most comfortable period 6 PM–9 PM

Hourly forecast

6 AM
9°C
0%
9 AM
13°C
0%
12 PM
21°C
0%
3 PM
22°C
0%
6 PM
19°C
0%
9 PM
16°C
0%
12 AM
16°C
0%
3 AM
14°C
0%

Daily forecast

Today Oct 2
H 22°C L 9°C
0%
Few Clouds
Tomorrow Oct 3
H 23°C L 13°C
0%
Scattered Clouds
Sunday Oct 4
H 25°C L 17°C
0%
Overcast Clouds
Monday Oct 5
H 21°C L 17°C
58%
Light Rain
Tuesday Oct 6
H 22°C L 14°C
0%
Clear Sky
Wednesday Oct 7
H 16°C L 15°C
0%
Clear Sky

Air quality

Air Quality Index

Level 2 Fair

Fair air quality

Acceptable air quality; sensitive individuals should take care.

PM2.5 11.8
PM10 28.3
O₃ 70.5
NO₂ 7.1
SO₂ 10.7
CO 239.3

Conditions

Humidity 87%
Wind 1.5 m/s
Pressure 1021 hPa
Visibility 10 km
Dew point 6°C
Cloud cover 0%

Sunrise & sunset

Sunrise 6:27 AM
Sunset 6:15 PM

UV risk

0 Nighttime

The sun has set, so UV exposure is negligible.

Trends Tap to expand charts

Tap or hover a point for details

Temperature

Daily high / low

Rain chance

Humidity

Activity guidance

How suitable today is for popular outdoor activities

Fair for sightseeing
Good for walking
Fair for outdoor activities
Good for photography
Poor for running
Fair for cycling

Plan your day

What to wear and what to expect by time of day

Outfit for tonight

If you are heading out late, a light jacket over a sweater should keep you comfortable.

Outdoor comfort

The most comfortable outdoor windows look like 9 AM, 12 PM, based on temperature, wind, and lower rain chance.

Morning

  • A light jacket or sweater should feel comfortable.

Afternoon

  • Light, breathable layers should work well.

Evening

  • Conditions look steady. Light layers should be enough unless rain or wind picks up.

Weather FAQ for Seoul

Answers use the live readings on this page.

What is the weather like in Seoul right now?

Expect a brisk feel in Seoul: clear skies near 9°C.

How hot or cold does it feel in Seoul today?

If you step out in Seoul, dress for 8°C rather than only the 9°C reading.

Will it rain in Seoul today?

You can lean toward dry outdoor timing in Seoul; rain indicators sit near 0%.

Is it humid in Seoul today?

Humidity is elevated at about 87% in Seoul. In cooler air, that moisture can make the chill feel raw rather than sticky.

Is it windy in Seoul today?

It is not particularly windy in Seoul at roughly 1.5 m/s. Flow is generally from the south.

What should I wear in Seoul today?

For Seoul today, if you are heading out late, a light jacket over a sweater should keep you comfortable.

Is today good for outdoor activities in Seoul?

Expect a usable but imperfect outdoor window in Seoul with suitability near 46.

Is today good for travel in Seoul?

You can tour Seoul, but weather may nudge timing; suitability sits around 42.

What is the best time to be outside in Seoul today?

For Seoul, the strongest outdoor window on today’s outlook centers around 6 PM, 9 PM. That stretch balances comfort better than the rest of the day.

How comfortable are current conditions in Seoul?

Humidity keeps Seoul from feeling crisp even when temperatures are only moderately low, air near 9°C, humidity around 87%, wind near 1.5 m/s.