Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	2.61	3.89	4.61	3.61	4	4.81	3.81	5	5.19	3.89	5.11	6.5	6.69	8.5	8	7	8.19	7.19	5.69	6.11	5.69	4	5.81	5.31
Wind gust (m/s)	5.5	7.81	9.42	8.25	10.53	11.19	9.58	11.72	11	8.75	11.5	13.61	13.69	12.61	12.69	13.61	13.33	12.61	12.94	13.69	12.81	9.94	11.22	11
Wind direction (°)	WNW 301°	NW 305°	NW 309°	NW 304°	NW 308°	NW 313°	NW 312°	NW 320°	NW 321°	NW 315°	NW 305°	WNW 300°	WNW 299°	NW 304°	NW 307°	NW 308°	NW 317°	NW 318°	NW 311°	NW 318°	NW 317°	NW 315°	NW 323°	NW 325°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	84	61	45	63	44	39	48	35	30	45	38	36	40	22	18	25	17	19	32	23	26	39	20	19

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	764	764	764	764	764	765	765	766	766	767	766	766	766	767	767	767	767	768	768	770	770	770	772	772

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0	0.2	0.9	2.1	3.3	4.2	4.3	3.5	2.2	0.9	0.2	0	0	0	0	0	0

Air quality & pollen

Air quality
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
PM2.5 (µg/m³)	18.7	16.4	14.4	13.2	12.2	10.4	9.1	9.9	11.9	11.8	10.8	10.2	13.9	14.5	13.3	11.4	9.9	9.1	8.4	8.1	8	8.2	8.7	8.8
PM10 (µg/m³)	22.1	19.7	17.6	16.5	15.5	13.1	10.8	11.5	14.3	15.3	15.3	15.9	21.5	22.2	19.9	16.1	12.3	10	8.7	8.4	8.4	8.8	9.4	9.7
Ozone (O₃) (µg/m³)	27	35	43	48	47	42	37	33	29	30	39	53	63	66	66	65	62	58	55	53	52	52	53	54
NO₂ (µg/m³)	46.2	35.7	24.6	16.9	14.9	16.2	18.5	22	26.5	28	23.7	16.5	11.4	10.4	11.5	13.8	17.9	23.1	26.5	26.5	24.6	22.5	20.8	18.9
SO₂ (µg/m³)	20.6	18.1	15.6	13.7	12.6	12.2	12.4	14.1	16.5	17.5	15.7	12.4	9.8	8.7	8.3	8.1	7.9	7.9	8.1	8.8	9.7	10.1	9.7	8.8
CO (µg/m³)	275	243	219	202	192	189	202	242	297	337	350	348	332	293	240	201	190	194	200	205	211	217	222	227

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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.

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5-day weather forecast Seoul Oct 27, 2026

Forecast from 7 °C to 16 °C and precipitation

Cloud cover and precipitation probability

Wind speed and direction