5-day weather forecast Seoul Oct 26, 2026

16°14–18° · Cloudy

Weather forecast Seoul today Oct 26, 2026: overcast, temperature from 14 °C to 18 °C.

Precipitation probability 41%. Wind up to 2.81 m/s (gusts 5.72 m/s). Air humidity 58–85%, atmospheric pressure 763–765 mm Hg, UV index up to 2.4.

Sunrise 06:50
Sunset 17:40
Full Moon98% illuminated
Moonrise 17:19 · Moonset 06:41
Chart
Table
Mon, Oct 26, 2026

Forecast from 14 °C to 18 °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)161717151716141616151718171818171717151716141616
Precipitation (mm/hr)0000.22000.07000.12000.020.0300.0400000000

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 (%)9410010010010010010095649910076991001009957902506102295
Rain chance (%)171616411616291510301410191616221016116612718

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)2.692.812.692.52.52.312.3921.51.611.892.191.691.8921.391.311.691.110.810.5110.89
Wind gust (m/s)5.725.395.314.924.223.894.863.892.423.582.192.693.442.112.193.611.52.922.171.220.811.941.612.31
Wind direction (°)NE 55°ENE 61°ENE 62°NE 52°NE 53°ENE 68°ENE 60°ENE 77°ENE 73°ENE 61°NNE 24°N 355°N 357°N 355°N 1°N 350°N 2°NNW 332°NW 314°NW 325°WNW 285°W 266°W 268°WNW 287°

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 (%)706464746464796464755958696063726768807071857071

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)765764764764764764764764764764764764764764764763763764763764764764764764

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 Index000000000.10.50.81.12.41.10.80.70.50.2000000

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)1412.812.111.310.39.910.112.414.515.515.916.716.916.315.614.914.816.421.724.924.922.920.920
PM10 (µg/m³)18.817.116.515.714.614.114.416.818.620.42223.223.622.921.920.720.321.326.329.22926.724.423.4
Ozone (O₃) (µg/m³)57575757575655504544536779889490663270271220
NO₂ (µg/m³)1614.81311.911.611.813.116.821.523.821.216.112.39.27.512.731.857.876.179.875.769.763.355.1
SO₂ (µg/m³)6.86.66.46.36.26.36.88.310.311.511.210.29.48.98.89.612.215.719.222.625.927.526.323.5
CO (µg/m³)170161150143138135145179224252244218199189186209285387456466444411370319
Mon, Oct 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 3 to 18 °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 59%. 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 3 to 18 °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 9 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 59%) 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.

Will I need an umbrella or sunscreen in Seoul this week?

Rain reaches a 59% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 2.4; sunscreen is worth it from about 3 upwards.

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.