September weather forecast
Kowloon, Hong Kong

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Weather in September

September marks a further drop in sea temperature to 28.3°C (82.9°F). The daylight duration also reduces gradually, symbolizing a slow but sure step towards fall. As the hot summer peels off, a distinctly pleasant and welcoming tone starts to take over the climate. The weather is marked by its mildness - not too hot, nor too cold. With days of comfortable warmth and nights that hint at an emerging coolness, September offers a balanced and cozy ambience.

Sea temperature

In Kowloon, in September, the average water temperature is 28.3°C (82.9°F).
Note: Water surface temperatures from 25°C (77°F) to 29°C (84.2°F) are considered optimal and extremely delightful for long-lasting pleasure in any water activity.

Daylight

In September, the average length of the day is 12h and 17min.
On the first day of September in Kowloon, sunrise is at 06:06 and sunset at 18:40. On the last day of the month, sunrise is at 06:14 and sunset at 18:11 HKT.
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Frequently asked questions

How warm is the water in September in Kowloon?

In Kowloon, Hong Kong, the average seawater temperature in September is 28.3°C (82.9°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Kowloon have in September?

In Kowloon, the average day length in September is 12h and 17min.

When are sunrise and sunset in September in Kowloon?

In September, on the first day of the month, sunrise is at 06:06 and sunset at 18:40. On the last day of the month, in Kowloon, sunrise is at 06:14 and sunset at 18:11 HKT.

Average sea temperature in September
Kowloon, Hong Kong

Average sea temperature in September - Kowloon, Hong Kong
  • Average sea temperature in September: 28.3°C

The best month for swimming (with the highest average sea temperature) is July (29.1°C).
The coldest month (with the lowest average sea temperature) is February (18.9°C).

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Average daylight in September
Kowloon, Hong Kong

Average daylight in September - Kowloon, Hong Kong
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).

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Kowloon, Hong Kong

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