5-day weather forecast Osaka 21-07-2026

Weather forecast Osaka Tuesday, July 21 21.07.2026: partly cloudy, temperature from 27 °C to 35 °C.

Precipitation probability 17%. Wind up to 4.11 m/s (gusts 4.72 m/s). Air humidity 51–86%, atmospheric pressure 755–758 mm Hg, UV index up to 10.5.

Sunrise 05:00
Sunset 19:08

First Quarter53% illuminated
Moonrise 12:10 · Moonset 23:04

Chart

Table

← Mon, Jul 20

Tue, Jul 21, 2026

Wed, Jul 22 →

Forecast from 27 °C to 35 °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)	28	28	28	28	27	27	28	29	30	31	32	33	34	35	35	35	34	34	33	32	31	30	30	29
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0.13	0	0	0.02	0	0	0	0	0	0

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 (%)	39	16	20	27	32	40	45	53	53	59	37	12	9	9	75	23	31	59	35	24	35	33	29	22
Rain chance (%)	13	11	12	13	14	15	15	14	11	10	6	3	2	2	17	3	4	7	5	5	7	8	9	9

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)	2.5	2.11	1.81	1.61	1.39	1.31	1.19	1	1.11	1.61	1.89	2.31	2.89	3.69	4.11	3.89	3.5	3.39	3.11	2.61	2.61	2.69	2.39	2.11
Wind gust (m/s)	3.31	2.86	2.44	2.17	1.92	1.78	1.53	1.14	1.28	1.83	2.19	2.64	3.33	4.25	4.72	4.5	4.03	3.92	3.64	3.33	3.36	3.56	3.14	2.75
Wind direction (°)	WSW 239°	WSW 240°	WSW 237°	SW 229°	SW 229°	SSW 213°	SSW 210°	SSW 213°	SW 219°	WSW 239°	WSW 240°	SW 234°	SW 229°	SW 227°	SW 233°	WSW 238°	SW 236°	SW 230°	WSW 246°	WSW 254°	WSW 241°	SW 230°	SW 225°	SW 226°

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 (%)	81	82	83	84	85	86	84	79	74	68	62	57	53	52	51	51	51	52	57	63	67	71	73	75

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)	757	756	756	756	756	757	757	758	758	757	757	757	756	755	755	755	755	755	756	756	757	758	758	757

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	0.3	1.2	3	5.3	7.8	9.8	10.5	9.7	7.5	4.8	2.6	1	0.3	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)	29.1	31.1	32.5	34.1	35.9	38.4	39	27.4	19.7	19.5	19.7	21.4	21.8	22.2	22.5	22.5	21.4	19.8	18.5	17.2	15.9	14.8	13.9	14.3
PM10 (µg/m³)	32.2	34.1	35.4	37	38.9	41.7	42.1	31.2	23.5	23	22.2	23.5	23.6	23.7	23.8	23.6	22.2	20.5	19.1	17.8	16.5	15.4	14.7	15.3
Ozone (O₃) (µg/m³)	51	40	30	24	22	24	32	51	76	101	123	144	162	177	189	194	188	175	158	138	116	95	78	64
NO₂ (µg/m³)	38.5	41.6	43.9	44.9	44.6	43	39.6	33.1	24.7	18	14.5	12.7	11.2	9.3	7.8	7.3	8.4	10.6	12.8	14.6	16.3	18.5	21.4	24.6
SO₂ (µg/m³)	20.9	22.4	24.1	26.1	29.7	33.7	35.2	31.9	26.1	21.3	19	17.7	16.5	15	13.6	12.5	11.8	11.4	11.3	11.5	12	12.8	13.8	15.1
CO (µg/m³)	291	283	270	259	249	241	248	285	337	368	361	334	307	286	265	248	237	231	229	234	244	245	230	207

← Mon, Jul 20

Tue, Jul 21, 2026

Wed, Jul 22 →

Osaka on the map

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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