5-day weather forecast Seoul 26-08-2026

Weather forecast Seoul today 26.08.2026: overcast, temperature from 25 °C to 32 °C.

Precipitation probability 24%. Wind up to 3.89 m/s (gusts 6.89 m/s). Air humidity 51–87%, atmospheric pressure 755–758 mm Hg, UV index up to 7.3.

Sunrise 05:57
Sunset 19:10
Full Moon100% illuminated
Moonrise 18:24 · Moonset 03:57
Chart
Table
Wed, Aug 26, 2026

Forecast from 25 °C to 32 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)262625252525252526282728303231303029292827272626
Precipitation (mm/hr)00000000000000000.020000000

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)10098553525100100100100791001001001001001001009499100100
Rain chance (%)242411111112121122181716101212131515151817192021

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)0.310.50.190.190.610.610.190.1910.611.8121.691.191.613.893.393.192.112.891.890.611.111.39
Wind gust (m/s)0.420.610.220.190.610.610.310.421.611.112.612.812.421.831.696.896.393.612.614.813.50.831.311.92
Wind direction (°)WSW 248°NW 307°WNW 292°NW 326°ESE 120°SE 140°SE 136°SE 133°SW 233°W 267°NW 317°NW 325°NW 323°NW 308°WNW 291°WNW 291°NW 304°NW 318°WNW 301°NNW 340°N 5°NE 48°NNE 12°N 10°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)808283858687878577706967575251566062647070737475

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)758758758757757757757757758757757757757756755755755756755755756756756756

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index00000000.31.12.54.76.46.17.36.24.42.210.200000

Air quality & pollen

Air quality
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
PM2.5 (µg/m³)18.920.323.423.222.321.921.420.815.812.510.79.59.39.99.78.77.67.17.910.41519.723.425.8
PM10 (µg/m³)2223.426.526.12524.323.723.919.215.212.91110.210.710.59.68.78.49.812.416.921.725.327.9
Ozone (O₃) (µg/m³)54322371526354146505458585344342210100
NO₂ (µg/m³)63.861.960.158.256.554.751.846.640.334.931.529.126.924.121.420.521.824.929.938.348.55658.558.2
SO₂ (µg/m³)17.717.116.616.817.819.521.423.926.628.428.928.527.325.122.119.416.814.513.916.520.924.526.627.9
CO (µg/m³)751749728702679652606526429351312293274237200199265366446480492495494484
Wed, Aug 26, 2026

Frequently asked questions about the 5-day weather in Seoul

What will the weather be like in Seoul over the next 5 days?

Over the next 5 days in Seoul the temperature is expected to range from about 22 to 32 °C. See the detailed hourly forecast for each of the 5 days in the charts above.

On which of the next 5 days will it rain in Seoul?

The chance of rain in Seoul over the next 5 days reaches 65%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.

How accurate is the 5-day weather forecast for Seoul?

A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.

Which of the next 5 days in Seoul will be the warmest and which the coolest?

Over the next 5 days the temperature in Seoul ranges from about 22 to 32 °C. Compare the warmest and coolest day on the temperature chart above.

Will it be windy in Seoul over the next 5 days?

Over the next 5 days the wind in Seoul picks up to 4 m/s. The windiest days are easy to spot on the wind chart above.

Which day of the week in Seoul is best for a walk or a trip?

For a walk or a trip, pick the days with the lowest chance of rain (up to 65%) and light wind — easy to compare on the 5-day charts above.

How can I best use the 5-day forecast for Seoul?

The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.

Seoul on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.