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)	27	26	26	26	26	26	25	26	27	28	30	30	32	32	31	31	31	31	29	28	27	27	26	26
Precipitation (mm/hr)	1.41	2.48	1.32	0.17	1.18	0	0.8	0.01	1.5	1.58	0.8	0.05	0.19	1.31	0.49	0.93	1.92	0	0.61	0.46	0.2	0	1.04	3.09

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 (%)	92	96	99	74	100	99	100	99	83	100	95	57	97	91	100	100	100	100	100	100	100	68	89	100
Rain chance (%)	71	80	73	34	73	28	68	29	68	67	52	12	24	57	41	53	63	14	54	51	34	18	68	82

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)	2.39	2.89	2.89	2.89	2.81	3.19	2.89	2.39	2.61	2.5	2.81	3.11	2.61	2.19	2.69	2.5	1.61	2.39	2.19	2.81	3.61	3.31	2.89	2.39
Wind gust (m/s)	5	5.31	5.69	6	6.31	6.61	6.11	5.42	4.19	3.42	3.22	3.22	2.61	2.19	2.83	6.5	1.81	3.11	3.42	4.69	6.19	5.61	5.81	6.22
Wind direction (°)	SSE 164°	S 177°	SSW 194°	S 191°	S 178°	SSE 167°	SSE 168°	S 173°	S 174°	SSE 163°	SSE 154°	SE 143°	SE 139°	SE 129°	SSE 152°	S 182°	SSE 148°	SE 145°	SE 143°	SSE 150°	SSE 165°	SSE 164°	SSE 161°	S 169°

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 (%)	85	87	87	86	88	88	90	88	82	75	68	66	58	59	60	61	65	59	76	79	74	82	87	84

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)	759	759	758	758	758	758	759	759	760	761	761	760	760	758	758	758	758	758	758	758	759	760	760	760

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	0.7	2.2	4.1	6.3	7.4	6.2	2.7	1.7	1	0.4	0.1	0	0	0	0	0

Air quality & pollen

Air quality is available for the first three days only.

← Mon, Sep 21

Tue, Sep 22, 2026

Guangzhou 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.

Learn more about our methodology →