5-day weather forecast Hong Kong 28-04-2026

Weather forecast Hong Kong Tuesday, April 28 28.04.2026: patchy rain possible, temperature from 24 °C to 27 °C.

Precipitation probability 67%. Wind up to 5.19 m/s (gusts 6.25 m/s). Air humidity 73–87%, atmospheric pressure 756–759 mm Hg, UV index up to 10.2.

Sunrise 05:54
Sunset 18:48

Waxing Gibbous87% illuminated
Moonrise 15:56 · Moonset 03:34

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Table

← Mon, Apr 27

Tue, Apr 28, 2026

Wed, Apr 29 →

Forecast from 24 °C to 27 °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)	25	24	24	24	24	24	24	24	25	26	26	26	27	27	27	27	27	26	26	26	25	25	25	25
Precipitation (mm/hr)	0.02	0.11	0.39	0.55	0.37	0.56	0.26	0.05	0.23	0.01	0.04	0	0.06	0.01	0	0.1	0.06	0.14	0.01	0.01	0.13	0.03	0.94	1.37

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 (%)	54	54	51	75	86	82	81	77	70	79	86	20	89	71	17	76	70	79	85	84	83	71	78	70
Rain chance (%)	67	100	100	100	100	100	100	68	100	69	81	0	100	78	0	100	100	100	84	78	100	76	100	100

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)	4	4.19	3.89	4.19	4	3.89	3.39	3.69	3.69	4.5	4.61	5.19	4.61	4.61	4.69	4.89	4.89	4.81	4.61	3.81	3.11	3.11	2.19	1.39
Wind gust (m/s)	5.5	5.86	5.47	5.86	5.64	5.5	4.92	5.39	5.5	5.64	5.58	6.25	5.5	5.44	5.56	5.86	5.92	6.11	6.08	5.25	4.33	4.36	3.22	2.17
Wind direction (°)	E 97°	E 98°	ESE 102°	E 95°	E 94°	E 95°	E 87°	E 88°	E 90°	ESE 104°	ESE 119°	ESE 120°	SE 126°	SE 136°	SE 142°	SE 145°	SSE 149°	SSE 153°	SSE 154°	SSE 157°	SE 143°	SE 141°	SE 138°	S 176°

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 (%)	83	85	87	86	86	86	87	84	80	77	75	74	74	73	74	75	76	79	81	84	85	87	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)	758	758	758	758	758	758	758	758	759	759	759	758	758	758	758	757	757	756	756	757	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	0.3	1.4	3.4	6.2	8.5	10.2	10.1	8.2	5.7	3.1	1.1	0.2	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)	22	22.9	24.1	28.3	29.1	27.2	25.3	22.4	18.6	15.6	13	12	11.8	12.5	14.9	21.2	22.1	19.7	16.4	15.9	14.5	14.3	15	15.3
PM10 (µg/m³)	28.1	28.6	29.2	32.6	33	30.9	28.8	25.6	21.6	18.4	15.8	14.8	14.5	15.4	17.7	23.9	25.1	22.7	19.5	19.1	18.3	17.6	18.4	18.6
Ozone (O₃) (µg/m³)	117	107	93	75	62	55	53	52	54	57	59	59	57	53	45	35	31	38	50	60	66	70	71	70
NO₂ (µg/m³)	27.6	33.8	45.1	59	68.1	69.1	65.4	60.1	53.1	44.6	38.2	35	33.9	35.7	43.4	54	59	52.9	41.1	31.5	26.5	23.5	23.2	25.4
SO₂ (µg/m³)	14.1	14.7	17.2	20.8	23.3	23.9	23.5	22.6	21.3	19.6	18.2	17	16.1	16.4	18.9	22.6	25.3	26.3	26.3	25.5	23.1	19.9	18.2	19
CO (µg/m³)	288.9	307.9	353.9	409.9	439.9	419.9	372.9	329.9	298.9	270.9	251.9	241.9	241.9	257.9	308.9	374.9	407.9	373.9	304.9	252.9	236.9	236.9	240.9	244.9

← Mon, Apr 27

Tue, Apr 28, 2026

Wed, Apr 29 →

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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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