5-day weather forecast Chengdu 18-08-2026

Weather forecast Chengdu Tuesday, August 18 18.08.2026: cloudy, temperature from 21 °C to 28 °C.

Precipitation probability 66%. Wind up to 3.11 m/s (gusts 5.42 m/s). Air humidity 65–95%, atmospheric pressure 755–758 mm Hg, UV index up to 5.6.

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ModerateAug 14, 01:20 AM — Aug 15, 01:20 AMTranslate with Google

汇川区气象台发布雷电黄色预警[Ⅲ/较重]

雷电

汇川区气象台2026年08月14日01时20分发布雷电黄色预警信号：预计未来6小时我区板桥、泗渡、沙湾、高坪等镇（街道）将出现雷雨天气，雷雨中可能伴有短时强降水、大风等强对流天气，请注意防范。

ModerateAug 14, 11:06 AM — Aug 15, 11:06 AMTranslate with Google

汇川区气象台发布雷电黄色预警[Ⅲ/较重]

雷电

汇川区气象台2026年08月14日11时06分发布雷电黄色预警信号：预计未来6小时我区板桥、泗渡、沙湾、高坪等镇（街道）将出现分散雷雨天气，雷雨中可能伴有短时强降水、大风等强对流天气，建议停止高空作业和户外作业，请相关行业和个人注意防范。

5 days at a glance — tap a day to open it

Sunrise 06:32
Sunset 19:42

First Quarter37% illuminated
Moonrise 12:06 · Moonset 22:53

Chart

← Mon, Aug 17

Tue, Aug 18, 2026

Forecast from 21 °C to 28 °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)	22	22	22	22	22	22	22	22	22	23	25	22	26	26	22	28	28	22	27	25	21	21	22	22
Precipitation (mm/hr)	0.21	0.23	0.19	0.14	0.09	0.16	0.14	0.25	0.44	0	0	0.76	0	0	0.15	0	0	0	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 (%)	81	100	84	81	72	53	70	73	74	47	85	81	68	53	66	22	18	90	24	32	97	91	85	79
Rain chance (%)	41	48	42	39	34	34	43	44	57	15	19	66	15	12	36	6	5	26	7	11	28	26	25	23

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)	0.5	0.5	0.5	0.81	1.39	1.61	1.5	1.11	1.39	2.5	2.81	2.39	3.11	3	2.5	2.89	3	2.61	2.89	2.81	2.81	2.61	2.39	2.19
Wind gust (m/s)	0.86	0.86	0.86	1.36	2.39	2.69	2.5	1.83	2.31	3.25	3.33	3.75	3.64	3.56	4.22	3.33	3.44	4.75	3.72	4.31	5.42	5.11	4.81	4.5
Wind direction (°)	SSW 205°	W 268°	W 281°	WNW 283°	WNW 289°	WNW 293°	NW 307°	WNW 301°	WNW 296°	SW 216°	SSW 206°	W 261°	SSW 202°	SSW 199°	W 259°	S 185°	S 187°	SW 236°	SSW 193°	S 189°	SSW 208°	SSW 207°	SSW 206°	SSW 205°

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 (%)	90	92	92	92	93	94	94	95	95	83	78	95	75	75	94	68	65	88	70	78	89	88	87	86

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

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	0.4	1.1	2.9	3.9	4.7	4.6	5.6	5.3	4	2	0.7	0.1	0	0	0	0

← Mon, Aug 17

Tue, Aug 18, 2026

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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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