Lantau Island
September
Weather in Lantau Island for September 2025
Your guide to Lantau Island weather in September - trends and predictions
Very Hot Weather Warning - See hour by hour.
Until now, September 2025 in Lantau Island has been nearly identical to the historical average, with a temperature of 30.5 °C (showing only a slight deviation of -0.5 °C).
The forecast for the next days in Lantau Island predicts temperatures to be around 31 °C, close to the historical average.
In general, the average temperature in Lantau Island at the beginning of September is 31.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 30.1 °C by the end of September.
Lantau Island experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 213.6 mm.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
7
Dry days
23
Rainy days
0
Snow days
30°/26°
Temperatures
20 km/h
Avg max wind
77 %
Avg humidity
Lantau Island Weather September
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Temperatures trend during September in Lantau Island
See the weather trend as well as the moving average line
September weather in Lantau Island day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Thundery outbreaks possible | 31° /26° | 2.1 mm | 7 | |
| 2 Sept. |  Patchy rain possible | 31° /27° | 1.4 mm | 7 | |
| 3 Sept. |  Cloudy | 32° /26° | 0.5 mm | 7 | |
| 4 Sept. | Patchy rain possible | 31° /27° | 2.1 mm | 7 | |
| 5 Sept. | Light rain shower | 32° /27° | 4.1 mm | 7 | |
| 6 Sept. |  Moderate or heavy rain shower | 30° /26° | 20.4 mm | 7 | |
| 7 Sept. | Light rain shower | 31° /25° | 18.1 mm | 7 | |
| 8 Sept. | Light rain shower | 30° /25° | 29.1 mm | 7 | |
| 9 Sept. | Light rain shower | 30° /26° | 24.3 mm | 7 | |
| 10 Sept. | Patchy rain possible | 31° /26° | 4.6 mm | 7 | |
| 11 Sept. | Patchy rain possible | 31° /26° | 0.7 mm | 7 | |
| 12 Sept. | Patchy rain possible | 31° /26° | 0.3 mm | 7 | |
| 13 Sept. | Patchy rain possible | 32° /26° | 2.3 mm | 7 | |
| 14 Sept. | Light rain shower | 31° /26° | 6.3 mm | 7 | |
| 15 Sept. | Patchy rain possible | 30° /26° | 3.8 mm | 7 | |
| 16 Sept. | Patchy rain possible | 31° /26° | 0.5 mm | 7 | |
| 17 Sept. | Patchy rain possible | 33° /27° | 1.1 mm | 2.5 | |
| 18 Sept. |  Moderate rain | 33° /28° | 6.5 mm | 2.3 | |
| 19 Sept. | Moderate rain | 33° /27° | 6.3 mm | 2.2 | |
| 20 Sept. | Moderate rain | 32° /27° | 5.6 mm | 2.7 | |
| 21 Sept. | Moderate rain | 28° /26° | 12.3 mm | 6 | |
| 22 Sept. | Patchy rain possible | 30° /26° | 3.8 mm | 6 | |
| 23 Sept. |  Sunny | 33° /27° | 0 mm | 7 | |
| 24 Sept. |  Heavy rain | 28° /24° | 39.9 mm | 6 | |
| 25 Sept. | Moderate rain | 29° /25° | 6.4 mm | 6 | |
| 26 Sept. | Patchy rain possible | 29° /26° | 4.3 mm | 6 | |
| 27 Sept. | Patchy rain possible | 31° /26° | 0.9 mm | 6 | |
| 28 Sept. | Patchy rain possible | 32° /26° | 0.3 mm | 6 | |
| 29 Sept. | Patchy rain possible | 30° /27° | 0.7 mm | 6 | |
| 30 Sept. | Patchy rain possible | 32° /26° | 0.2 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Lantau Island 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 Lantau Island forecast closer to your planned date for the most up-to-date weather information.
Change Month
Lantau Island in September - FAQ
What are the expected maximum and minimum temperatures in Lantau Island 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 Lantau Island during September?
Significant rainfall exceeding 213.6 mm is expected in Lantau Island during September, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Lantau Island during September?
The average wind speed in Lantau Island during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Lantau Island
Explore the daily rainfall trends and prepare for Lantau Islands September weather 💧
UV exposure in Lantau Island during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Lantau Island?Get accurate weather forecasts for Lantau Island, located at latitude 22.261 and longitude 113.941. Stay updated with localized weather information tailored for Lantau Island.
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