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Hong Kong Observatory
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Hong Kong Observatory Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-10
Hong Kong Observatory year round climate
- Spring (March–May): Average 20.2–24.9°C. The climate is warm and comfortable, humidity gradually increases, and rainfall gradually increases compared to other seasons. Occasional fog. Common activities: outdoor excursions, cultural exploration, city walks. Suggested attire: light jackets, long-sleeved shirts, light clothing, prepare rain gear.
- Summer (June–August): Average 27.6–28.8°C. The climate is hot and humid, with light rainfall. Common activities: indoor activities, water sports, beach activities, night markets. Suggested attire: light, breathable clothing (short-sleeved shirts, shorts), sun hats, sunglasses.
- Autumn (September–November): Average 22.1–27.8°C. The climate is warm and pleasant, humidity decreases, and rainfall significantly reduces, especially dry in October with clear skies. Common activities: hiking, outdoor dining, island hopping, city walks. Suggested attire: light long-sleeved clothing, light jackets or cardigans, comfortable shoes.
- Winter (December–February): Average 16.9–18.4°C. The climate is cool and dry, with clear skies and sometimes strong winds, and very little rainfall. Common activities: shopping, attending cultural festivals, hiking in cool weather, enjoying hot pot. Suggested attire: sweaters, light coats, scarves (especially in the evening).
Hong Kong Observatory climatological average
Annual average temperature: approx. 23.6°C / Annual rainfall: approx. 98 mm / Summer humidity: 75-90% / Rainiest month: April
Hong Kong Observatory monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
16.9°C
0.3
February
18.4°C
1
March
20.2°C
2.8
April
24.9°C
19.3
May
24.5°C
17
June
27.6°C
10.7
July
28.8°C
9.8
August
28.5°C
12.4
September
27.8°C
14.4
October
25.8°C
0.6
November
22.1°C
10.2
December
17.2°C
0
Hong Kong Observatory weather for the next seven days
11/28
Friday
Sunny
19.2°C/17.3°C
11/29
Saturday
Overcast
19.5°C/18°C
11/30
Sunday
Patchy rain nearby
22.2°C/19°C
12/1
Monday
Partly Cloudy
22.5°C/20.5°C
12/2
Tuesday
Sunny
23.7°C/20.3°C
12/3
Wednesday
Cloudy
19.6°C/18.6°C
12/4
Thursday
Partly Cloudy
20.2°C/18.5°C
