5-day weather forecast Hong Kong 27-04-2026

Weather forecast Hong Kong tomorrow 27.04.2026: partly cloudy, temperature from 23 °C to 25 °C.

No precipitation expected. Wind up to 5.39 m/s (gusts 6.61 m/s). Air humidity 68–79%, atmospheric pressure 758–761 mm Hg, UV index up to 9.3.

Sunrise 05:54
Sunset 18:48

Waxing Gibbous79% illuminated
Moonrise 15:03 · Moonset 03:01

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Table

← Sun, Apr 26

Mon, Apr 27, 2026

Tue, Apr 28 →

Forecast from 23 °C to 25 °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)	23	23	23	23	23	23	23	23	24	25	25	25	25	25	25	25	25	25	25	24	24	24	24	24
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	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 (%)	29	34	36	37	29	30	28	30	48	52	49	44	33	30	32	36	33	42	40	35	47	29	35	46
Rain chance (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

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)	3.69	3.11	3.19	3.39	3.5	3.39	3.89	4.19	4.61	4.89	4.89	5.11	5.19	5.19	5	5	5.39	5.19	5.11	4.89	4.11	3.89	3.69	3.69
Wind gust (m/s)	5.14	4.33	4.47	4.72	4.89	4.81	5.5	5.67	5.81	5.89	5.83	6.08	6	5.97	5.78	6	6.56	6.58	6.61	6.58	5.61	5.42	5.14	5.17
Wind direction (°)	ESE 113°	ESE 107°	ESE 108°	E 99°	E 101°	ESE 104°	E 95°	E 95°	ESE 103°	E 100°	ESE 102°	ESE 103°	ESE 109°	ESE 115°	ESE 116°	ESE 117°	ESE 113°	ESE 111°	ESE 111°	ESE 108°	ESE 111°	E 97°	E 101°	E 93°

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 (%)	78	78	79	79	79	79	79	77	74	72	70	69	68	68	68	69	70	72	73	75	76	77	78	79

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

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	3.2	5.7	8.2	8.8	9.3	7.7	4.8	2	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)	33.3	32.2	33.5	38.2	38.9	37.9	37.1	35.5	33.3	32.7	32.9	32.6	31.1	29.3	29.1	33.7	31.2	25.8	23.1	21.4	21.5	21	20.6	19.8
PM10 (µg/m³)	38.2	36.6	37.6	41.8	42.5	41.9	41.1	39.7	38	38.4	38.9	38.7	37.5	35.9	35.9	39.9	40.4	35.6	32.3	30.2	30.6	30.5	30.1	28.8
Ozone (O₃) (µg/m³)	141	130	104	69	44	37	40	43	45	47	49	49	48	49	51	54	60	72	87	98	103	105	105	103
NO₂ (µg/m³)	38.6	46.9	66	90.3	106.6	108.4	102.2	94.7	86.9	77.8	70.3	65.9	63.2	61.2	60.8	61.1	58.5	49.9	38.5	30.3	28.4	29.7	31.7	32.1
SO₂ (µg/m³)	27.7	26.3	27.2	29.3	30.8	31.2	31.1	30.5	29.1	27.2	26.1	26.4	27.5	28.8	30.9	33.2	33.4	29.6	23.7	19.2	17.7	17.7	17.6	16.5
CO (µg/m³)	372.9	390.9	432.9	485.9	514.9	502.9	466.9	431.9	401.9	371.9	349.9	339.9	337.9	335.9	333.9	332.9	326.9	312.9	294.9	280.9	274.9	272.9	272.9	271.9

← Sun, Apr 26

Mon, Apr 27, 2026

Tue, Apr 28 →

Hong Kong 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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