5-day weather forecast Seoul 18-03-2026
Weather forecast Seoul today 18.03.2026: overcast, temperature from 4 °C to 11 °C.
Precipitation probability 73%. Wind up to 4.81 m/s (gusts 5.69 m/s). Air humidity 23–89%, atmospheric pressure 760–764 mm Hg, UV index up to 2.1.
Sunset 18:43
| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Overcast | 9 °C | 0% | 100% | 23% | 764 mm Hg | NE 46° 0.5 (0.81) m/s | 0 |
| 01:00 |  Partly cloudy | 9 °C | 0% | 56% | 23% | 764 mm Hg | SE 146° 0.5 (0.81) m/s | 0 |
| 02:00 |  Cloudy | 9 °C | 0% | 69% | 23% | 764 mm Hg | SSE 147° 0.89 (1.42) m/s | 0 |
| 03:00 | Overcast | 9 °C | 0% | 100% | 23% | 763 mm Hg | S 189° 1.11 (1.72) m/s | 0 |
| 04:00 |  Patchy rain possible | 9 °C | 73% (0.03 mm/hr) | 100% | 24% | 763 mm Hg | SSW 211° 1.11 (1.58) m/s | 0 |
| 05:00 | Patchy rain possible | 8 °C | 86% (0.04 mm/hr) | 100% | 30% | 763 mm Hg | SW 218° 0.81 (1.06) m/s | 0 |
| 06:00 |  Light drizzle | 7 °C | 100% (0.19 mm/hr) | 100% | 41% | 763 mm Hg | WSW 254° 1 (1.28) m/s | 0 |
| 07:00 |  Light drizzle | 7 °C | 100% (0.15 mm/hr) | 100% | 52% | 763 mm Hg | W 272° 1.11 (1.39) m/s | 0 |
| 08:00 | Light drizzle | 6 °C | 100% (0.67 mm/hr) | 100% | 66% | 764 mm Hg | NW 306° 1.89 (2.22) m/s | 0.1 |
| 09:00 |  Patchy rain possible | 4 °C | 100% (0.11 mm/hr) | 100% | 78% | 763 mm Hg | N 8° 1 (1.19) m/s | 0.2 |
| 10:00 | Light drizzle | 4 °C | 100% (0.58 mm/hr) | 100% | 85% | 763 mm Hg | N 359° 1.39 (1.61) m/s | 0.3 |
| 11:00 | Light drizzle | 5 °C | 100% (0.31 mm/hr) | 100% | 89% | 763 mm Hg | N 349° 1.39 (1.64) m/s | 0.3 |
| 12:00 | Patchy rain possible | 5 °C | 66% (0.04 mm/hr) | 100% | 84% | 762 mm Hg | NNE 19° 1 (1.17) m/s | 0.5 |
| 13:00 | Patchy rain possible | 7 °C | 88% (0.01 mm/hr) | 76% | 71% | 761 mm Hg | N 5° 1.11 (1.28) m/s | 0.8 |
| 14:00 |  Overcast | 9 °C | 0% | 90% | 56% | 761 mm Hg | NNW 348° 0.39 (0.47) m/s | 1 |
| 15:00 |  Sunny | 10 °C | 0% | 20% | 45% | 761 mm Hg | W 280° 1.39 (1.61) m/s | 2.1 |
| 16:00 | Sunny | 11 °C | 0% | 5% | 39% | 760 mm Hg | W 278° 2.19 (2.53) m/s | 1.4 |
| 17:00 | Sunny | 11 °C | 0% | 7% | 39% | 760 mm Hg | W 269° 3.81 (4.36) m/s | 0.5 |
| 18:00 | Sunny | 9 °C | 0% | 7% | 49% | 761 mm Hg | W 262° 4.81 (5.69) m/s | 0.1 |
| 19:00 |  Clear | 8 °C | 0% | 10% | 52% | 761 mm Hg | W 263° 3.81 (4.72) m/s | 0 |
| 20:00 | Clear | 8 °C | 0% | 7% | 51% | 761 mm Hg | WNW 284° 2.89 (3.69) m/s | 0 |
| 21:00 | Overcast | 8 °C | 0% | 100% | 48% | 761 mm Hg | NW 306° 3.69 (4.81) m/s | 0 |
| 22:00 | Overcast | 4 °C | 0% | 0% | 87% | 761 mm Hg | NW 305° 3.89 (5) m/s | 0 |
| 23:00 | Overcast | 6 °C | 0% | 100% | 43% | 762 mm Hg | WNW 303° 3.61 (4.67) m/s | 0 |
Frequently asked questions about the weather in Seoul
What is the weather in Seoul today?
Today in Seoul the temperature ranges from 4 °C to 11 °C, wind up to 4.81 m/s. Check the detailed hourly forecast above for more information.
Will it rain in Seoul this week?
The precipitation probability in Seoul today is 73%. View the full multi-day forecast above to see the rain chances for each upcoming day.
What is the wind speed in Seoul today?
The wind speed in Seoul today reaches up to 4.81 m/s with gusts up to 5.69 m/s. Check the detailed wind chart above for hourly wind data.
What is the humidity in Seoul today?
The air humidity in Seoul today ranges from 23% to 89%. View the humidity chart above for hourly details.
What is the UV index in Seoul today?
The UV index in Seoul today reaches up to 2.1. Check the UV index chart above for hourly values throughout the day.
What is the atmospheric pressure in Seoul today?
The atmospheric pressure in Seoul today ranges from 760 to 764 mm Hg. View the pressure chart above for hourly readings.
What is the cloud cover in Seoul today?
Cloud cover in Seoul today reaches up to 100%. Check the cloud cover chart above for hourly details throughout the day.
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.