Hong Kong International Airport
September
Weather in Hong Kong International Airport for September 2026
Your guide to Hong Kong International Airport weather in September - trends and predictions
Until now, September 2026 in Hong Kong International Airport is slightly cooler than the historical average by 0.8 °C.
The forecast for the next days in Hong Kong International Airport predicts temperatures to be around 29 °C, close to the historical average.
In general, the average temperature in Hong Kong International Airport at the beginning of September is 29.6 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 29.3 °C by the end of September.
Hong Kong International Airport in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 331.9 mm.
Temperatures
Rain 🌧️
11
Dry days
19
Rainy days
0
Snow days
30°/26°
Temperatures
25 km/h
Avg max wind
76 %
Avg humidity
Hong Kong International Airport Weather September
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Temperatures trend during September in Hong Kong International Airport
See the weather trend as well as the moving average line
September weather in Hong Kong International Airport day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 30° /25° | 7.8 mm | 5 | |
| 2 Sept. |  Thundery outbreaks possible | 29° /24° | 2.5 mm | 5 | |
| 3 Sept. | Patchy rain possible | 29° /24° | 0.5 mm | 5 | |
| 4 Sept. | Patchy rain possible | 29° /25° | 1.4 mm | 5 | |
| 5 Sept. |  Patchy light rain with thunder | 30° /25° | 2.3 mm | 7 | |
| 6 Sept. | Patchy rain possible | 30° /26° | 5.9 mm | 6 | |
| 7 Sept. | Light rain shower | 30° /25° | 12 mm | 6 | |
| 8 Sept. |  Moderate or heavy rain shower | 30° /25° | 25.7 mm | 7 | |
| 9 Sept. | Light rain shower | 30° /25° | 19.4 mm | 6 | |
| 10 Sept. | Light rain shower | 30° /25° | 4 mm | 6 | |
| 11 Sept. | Patchy rain possible | 30° /25° | 0.1 mm | 10 | |
| 12 Sept. | Patchy rain possible | 31° /25° | 0.7 mm | 8 | |
| 13 Sept. | Patchy rain possible | 31° /25° | 4.2 mm | 6 | |
| 14 Sept. | Patchy rain possible | 29° /25° | 9.9 mm | 9.2 | |
| 15 Sept. | Light rain shower | 28° /25° | 9 mm | 10.3 | |
| 16 Sept. | Patchy rain possible | 29° /25° | 0.1 mm | 10.1 | |
| 17 Sept. |  Overcast | 29° /24° | 0 mm | 9.8 | |
| 18 Sept. |  Sunny | 30° /24° | 0 mm | 8 | |
| 19 Sept. | Sunny | 29° /25° | 0.6 mm | 7 | |
| 20 Sept. | Patchy rain possible | 28° /25° | 1 mm | 6 | |
| 21 Sept. | Patchy rain possible | 28° /25° | 5.1 mm | 6 | |
| 22 Sept. | Patchy rain possible | 31° /26° | 0.1 mm | 7 | |
| 23 Sept. | Patchy rain possible | 31° /26° | 0.7 mm | 8 | |
| 24 Sept. | Overcast | 29° /25° | 7.3 mm | 7 | |
| 25 Sept. | Sunny | 29° /24° | 0 mm | 7 | |
| 26 Sept. | Sunny | 29° /24° | 0 mm | 7 | |
| 27 Sept. | Sunny | 29° /24° | 4.9 mm | 7 | |
| 28 Sept. | Patchy rain possible | 28° /26° | 0.1 mm | 6 | |
| 29 Sept. |  Partly cloudy | 30° /25° | 0 mm | 8 | |
| 30 Sept. | Sunny | 31° /25° | 0 mm | 8 | |
| Next | |||||
Important Notice
Our weather forecast for Hong Kong International Airport in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Hong Kong International Airport forecast closer to your planned date for the most up-to-date weather information.
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Hong Kong International Airport in September - FAQ
What are the expected maximum and minimum temperatures in Hong Kong International Airport during September?
During September, expect a variety of temperatures with highs around 30° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hong Kong International Airport during September?
Significant rainfall exceeding 331.9 mm is expected in Hong Kong International Airport during September, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hong Kong International Airport during September?
The average wind speed in Hong Kong International Airport during September is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Hong Kong International Airport
Explore the daily rainfall trends and prepare for Hong Kong International Airports September weather 💧
Typically, Hong Kong International Airport has 19 rainy days in September with a total of 331.9 mm of rainfall.
UV exposure in Hong Kong International Airport during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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