5-day weather forecast Seoul Oct 19, 2026
21°Weather forecast Seoul Monday Oct 19, 2026: overcast, temperature from 13 °C to 21 °C.
Precipitation probability 18%. Wind up to 2.19 m/s (gusts 5.81 m/s). Air humidity 25–68%, atmospheric pressure 764–766 mm Hg, UV index up to 4.3.
5 days at a glance — tap a day to open it
Sunrise 06:44
Sunset 17:49
Sunset 17:49
First Quarter68% illuminated
Moonrise 14:27 · Moonset does not set today
Moonrise 14:27 · Moonset does not set today
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Overcast | 16 °C | 18% | 100% | 68% | 764 mm Hg | NNW 338° 1.89 (4.5) m/s | 0 |
| 01:00 | Overcast | 15 °C | 15% | 100% | 63% | 764 mm Hg | NW 318° 2.11 (5.81) m/s | 0 |
| 02:00 | Overcast | 14 °C | 14% | 100% | 60% | 764 mm Hg | NW 305° 1.5 (5.22) m/s | 0 |
| 03:00 | Overcast | 14 °C | 14% | 100% | 59% | 764 mm Hg | WNW 285° 1.69 (5.11) m/s | 0 |
| 04:00 | Overcast | 14 °C | 14% | 100% | 58% | 764 mm Hg | W 275° 1.31 (3.39) m/s | 0 |
| 05:00 | Overcast | 14 °C | 14% | 100% | 57% | 764 mm Hg | WSW 251° 0.89 (2.03) m/s | 0 |
| 06:00 |  Cloudy | 13 °C | 12% | 87% | 58% | 764 mm Hg | W 276° 1 (1.5) m/s | 0 |
| 07:00 | Overcast | 13 °C | 14% | 100% | 58% | 765 mm Hg | SSW 213° 0.5 (0.72) m/s | 0 |
| 08:00 |  Cloudy | 14 °C | 10% | 82% | 54% | 765 mm Hg | SW 227° 0.5 (0.72) m/s | 0.3 |
| 09:00 |  Sunny | 15 °C | 2% | 5% | 50% | 766 mm Hg | WNW 303° 1 (1.42) m/s | 1 |
| 10:00 | Sunny | 17 °C | 1% | 5% | 45% | 765 mm Hg | W 275° 0.31 (0.42) m/s | 2.1 |
| 11:00 | Sunny | 18 °C | 1% | 4% | 39% | 765 mm Hg | NNW 331° 1 (1.31) m/s | 3.4 |
| 12:00 | Sunny | 20 °C | 1% | 1% | 33% | 765 mm Hg | NW 319° 0.81 (1) m/s | 4.2 |
| 13:00 | Overcast | 21 °C | 9% | 100% | 29% | 764 mm Hg | NNW 327° 1.61 (2.11) m/s | 4.3 |
| 14:00 | Overcast | 21 °C | 9% | 100% | 26% | 764 mm Hg | WNW 287° 2.19 (2.61) m/s | 3.5 |
| 15:00 | Overcast | 21 °C | 9% | 100% | 25% | 764 mm Hg | NW 321° 2.19 (2.72) m/s | 2 |
| 16:00 | Overcast | 21 °C | 9% | 100% | 26% | 764 mm Hg | NW 308° 2 (2.11) m/s | 0.9 |
| 17:00 | Overcast | 20 °C | 9% | 100% | 27% | 764 mm Hg | NNW 332° 1.69 (2.42) m/s | 0.3 |
| 18:00 | Overcast | 20 °C | 9% | 100% | 29% | 764 mm Hg | WNW 301° 1 (1.11) m/s | 0 |
| 19:00 | Overcast | 19 °C | 9% | 100% | 31% | 764 mm Hg | NNW 345° 1.39 (2) m/s | 0 |
| 20:00 | Overcast | 19 °C | 10% | 100% | 33% | 764 mm Hg | NE 53° 0.61 (0.92) m/s | 0 |
| 21:00 | Overcast | 19 °C | 10% | 100% | 35% | 764 mm Hg | NNW 333° 0.5 (0.72) m/s | 0 |
| 22:00 | Overcast | 18 °C | 10% | 100% | 36% | 764 mm Hg | WNW 288° 0.31 (0.72) m/s | 0 |
| 23:00 | Overcast | 18 °C | 10% | 100% | 38% | 764 mm Hg | E 82° 0.61 (0.83) m/s | 0 |
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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.