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)	3.69	3.61	3.61	3.5	3.19	2.81	2.69	2.81	3.5	4	3.81	4.19	4.61	5.31	5.89	6	5.61	6.69	5.69	4.31	3.31	2.89	3.11	3.19
Wind gust (m/s)	6.22	6.03	6.83	7.72	6.33	3.5	3.5	5.61	5.11	5.72	5.42	5.72	5.81	6.03	6.53	6.61	5.64	11.69	8.11	8.39	6.92	5.92	5.03	6.61
Wind direction (°)	SSW 210°	SSW 206°	SSW 206°	SSW 204°	SSW 202°	S 186°	S 189°	S 191°	S 189°	SSW 192°	SSW 198°	SSW 202°	SSW 194°	SSW 199°	SSW 201°	SSW 192°	SSW 209°	WSW 237°	WSW 240°	WSW 244°	WSW 253°	W 259°	W 268°	W 271°

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 (%)	61	66	69	72	76	78	78	72	57	49	45	40	32	31	32	33	36	43	51	57	59	57	56	55

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)	763	762	762	762	762	762	763	763	763	763	763	763	763	762	761	761	761	761	762	762	763	763	763	763

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	0.9	2.2	4.1	5.9	6.9	6.7	5.5	3.6	1.8	0.6	0.1	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)	36.8	38.1	39.2	40.4	41.2	42	42.7	43.7	42.1	38	28.6	22.8	18.5	14.6	12.6	11.8	11.8	13.3	15.9	19.6	22.6	24.6	26.7	29
PM10 (µg/m³)	40.2	41.6	42.8	44	45.1	46.1	47.4	48.8	47.5	47.1	40.6	34	26.7	19.6	16.4	15.1	14.8	15.7	18	21.8	24.9	27.1	29.5	32.4
Ozone (O₃) (µg/m³)	58	52	47	42	38	35	30	26	31	52	82	107	124	136	141	138	129	115	94	68	47	34	24	17
NO₂ (µg/m³)	31.5	30.7	30.1	30.1	30.4	30.3	30.2	29.8	27.9	23.5	17.6	12.5	8.5	5.4	4	4.5	6.9	12	21.7	34.2	44.5	50.6	54.7	58.1
SO₂ (µg/m³)	4.9	4.7	4.6	4.5	4.5	4.5	4.5	4.5	4.6	4.8	4.9	4.9	4.4	3.6	3.1	3	3.1	3.3	3.6	4	4.3	4.5	4.6	4.8
CO (µg/m³)	432	400	375	360	352	364	419	494	533	502	434	381	357	346	352	377	419	467	530	601	646	647	622	599

← Tue, Sep 15

Wed, Sep 16, 2026

Thu, Sep 17 →

Kaifeng 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 →