5-day weather forecast Seoul 19-07-2026

Weather forecast Seoul Sunday, July 19 19.07.2026: patchy rain possible, temperature from 21 °C to 26 °C.

Precipitation probability 56%. Wind up to 1.5 m/s (gusts 2.11 m/s). Air humidity 75–96%, atmospheric pressure 750–753 mm Hg, UV index up to 9.1.

Sunrise 05:25
Sunset 19:50

First Quarter33% illuminated
Moonrise 10:34 · Moonset 22:39

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Table

← Sat, Jul 18

Sun, Jul 19, 2026

Mon, Jul 20 →

Forecast from 21 °C to 26 °C and precipitation

Temperature & Precipitation
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
Temperature (°C)	21	21	21	22	22	22	22	22	22	23	23	25	26	26	26	26	26	26	26	25	25	24	24	24
Precipitation (mm/hr)	0.22	0.1	0.03	0.02	0.01	0.08	0	0.01	0.05	0.03	0.05	0.09	0.14	0.17	0.37	0.44	0.11	0.21	0.22	0.21	0.18	0.11	0.16	0.09

Cloud cover and precipitation probability

Cloud cover & Rain chance
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
Cloud cover (%)	100	100	100	100	100	100	100	100	100	100	100	99	100	100	100	100	96	89	81	82	100	100	100	100
Rain chance (%)	56	49	42	40	39	46	38	33	36	32	33	32	32	33	45	50	32	34	33	36	41	38	41	37

Wind speed and direction

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)	1.5	1.39	1.5	1.11	1.19	1.19	1.19	0.69	0.81	0.89	1.11	1.31	0.81	0.81	0.5	0.5	1.39	1.39	1.39	1.11	0.89	0.89	0.61	0.69
Wind gust (m/s)	2.11	1.97	2.11	1.56	1.72	1.75	1.78	1	1.11	1.19	1.39	1.5	0.92	0.97	0.61	0.67	1.78	1.69	1.78	1.53	1.39	1.42	0.92	1.03
Wind direction (°)	ENE 69°	ENE 72°	ENE 76°	ENE 63°	ENE 74°	ENE 77°	E 83°	ENE 73°	ENE 65°	ENE 62°	ENE 59°	NE 54°	NE 47°	NE 45°	ESE 109°	ESE 105°	E 85°	E 80°	E 88°	E 82°	ENE 78°	E 81°	E 93°	E 83°

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 (%)	96	96	95	95	95	94	94	93	92	90	87	82	76	75	77	79	80	78	79	83	86	87	88	88

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)	750	750	750	750	750	751	751	752	752	752	752	752	752	752	752	752	752	752	752	752	752	753	753	753

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	0.1	0.5	0.8	2.2	4.9	9.1	6.1	4.6	3.6	2.8	0.7	0.2	0.1	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	17.8	7.9	6.8	8.6	8.2	7.7	10	9.5	9.7	6.4	6.6	6.3	7.1	8.8	10.4	12	13.6	14.2	14.3	15.4	17.8	20.8	23.1
PM10 (µg/m³)	18.8	17.9	8.1	7	8.8	8.5	8	10.2	9.7	9.8	6.6	6.8	6.5	7.5	9.3	11	12.9	14.7	15.3	15.4	16.4	19.6	23.5	26.3
Ozone (O₃) (µg/m³)	57	61	66	71	75	78	78	71	61	60	77	104	127	142	152	158	159	155	146	130	108	90	77	68
NO₂ (µg/m³)	51.8	44.1	33.7	25.3	20.2	17.2	17.4	24	33.9	38.7	33.2	22.6	14.2	10.5	9	9.1	10.5	13.5	18.1	25.4	34.3	41.3	45.5	47.8
SO₂ (µg/m³)	13.2	12.5	11.4	10.4	9.5	8.8	8.8	10.2	12.3	13.5	12.8	11.2	10	9.7	9.9	10.3	10.9	11.8	13.2	15.4	18.2	20.6	22.5	24
CO (µg/m³)	300	265	222	191	178	178	195	246	314	353	336	290	256	252	260	267	270	271	271	266	259	254	253	254

← Sat, Jul 18

Sun, Jul 19, 2026

Mon, Jul 20 →

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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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