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)	4.89	5.69	6.11	6.69	7	7.11	7.19	7.11	6.89	7.11	6.81	6.69	6.19	5	5.11	6.11	6.11	5.89	6.19	6.19	6.11	6.69	6.81	6.81
Wind gust (m/s)	8.89	9.5	9.83	10.61	11.11	11.42	11.89	11.69	11.42	10.81	9.5	10.19	9.39	8.22	7.61	8.61	8.92	8.64	7.92	8.33	8.81	9.81	10.11	10.42
Wind direction (°)	N 356°	N 350°	N 353°	N 352°	N 354°	N 354°	N 355°	N 353°	N 357°	N 2°	N 2°	N 4°	N 2°	N 2°	N 5°	N 1°	N 356°	N 354°	N 350°	N 353°	N 357°	N 350°	N 350°	N 349°

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 (%)	69	70	68	68	66	66	67	66	67	68	68	68	68	68	68	72	74	75	76	77	78	78	77	77

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)	767	767	767	767	767	767	767	767	767	767	767	767	766	766	765	765	765	766	766	766	766	766	766	765

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	0.2	0.5	1	1.7	1.7	1.8	1.3	0.7	0.3	0.1	0	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)	10.7	9.9	8.9	7.6	7	7.3	9.5	12.1	12.5	12	11.3	10	8.9	8.6	9.1	8.9	8.6	10	11.8	11.4	11.1	11	11	10.5
PM10 (µg/m³)	12.2	11.4	10.4	9.1	8.4	8.7	10.9	13.6	14.2	13.8	13	11.6	10.1	9.4	9.6	9.3	9.1	10.5	12.4	11.9	11.5	11.4	11.4	10.9
Ozone (O₃) (µg/m³)	46	47	47	47	45	43	42	44	48	54	63	74	80	79	73	66	59	51	45	41	38	36	35	35
NO₂ (µg/m³)	22.6	21.1	20.5	20.7	22.2	24.5	25.9	25.6	24.4	22.4	18.9	14.8	12.5	13.4	16.1	19.5	23.7	28.6	31.8	32.3	31.1	29.8	28.6	27.2
SO₂ (µg/m³)	13.4	13	13.1	13.4	14.1	15.1	15.9	16.5	16.8	16.5	14.8	12.3	10.8	10.9	12	13	13.9	14.8	15.5	16	16.3	16.4	16	15.3
CO (µg/m³)	170	160	149	142	143	148	157	171	188	200	201	198	200	215	236	248	243	229	218	212	209	207	208	211

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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 Tokyo Sep 18, 2026

Forecast from 19 °C to 22 °C and precipitation

Cloud cover and precipitation probability

Wind speed and direction