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Weather in Tuen Mun for September 2025

Your guide to Tuen Mun weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Very Hot Weather Warning - See hour by hour.

    • Temperatures

  • Until now, September 2025 in Tuen Mun has been nearly identical to the historical average, with a temperature of 30.5 °C (showing only a slight deviation of 0.2 °C).

  • The forecast for the next days in Tuen Mun predicts temperatures to be around 31 °C, close to the historical average.

  • In general, the average temperature in Tuen Mun at the beginning of September is 30.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 30.1 °C by the end of September.

    • Rain 🌧️

  • Tuen Mun experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 459.3 mm.

Average dry days
1
Dry days
Average rainy days
29
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/25°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Tuen Mun Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Light rain shower
30°
2
Torrential rain shower
31°
3
Moderate or heavy rain shower
31°
4
Patchy rain possible
31°
5
Patchy rain possible
32°
6
Light rain shower
29°
7
Light rain shower
31°
8
Moderate or heavy rain shower
29°
9
Light rain shower
29°
10
Moderate or heavy rain shower
29°
11
Patchy rain possible
30°
12
Patchy rain possible
31°
13
Patchy rain possible
31°
14
Cloudy
30°
15
Moderate rain at times
30°
16
Patchy rain possible
30°
17
Weather Alert Patchy rain possible
33°
18
Weather Alert Moderate rain
33°
19
Moderate rain
33°
20
Moderate rain
32°
21
Moderate rain
28°
22
Patchy rain possible
30°
23
Sunny
33°
24
Heavy rain
28°
25
Moderate rain
29°
26
Patchy rain possible
29°
27
Patchy rain possible
31°
28
Patchy rain possible
32°
29
Patchy rain possible
30°
30
Patchy rain possible
32°

Temperatures trend during September in Tuen Mun

See the weather trend as well as the moving average line

September weather in Tuen Mun day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Light rain shower
Light rain shower
 30° /25° 39.9 mm 7
2 Sept. Torrential rain shower
Torrential rain shower
 31° /26° 80.6 mm 7
3 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 7.9 mm 7
4 Sept. Patchy rain possible
Patchy rain possible
 31° /26° 2.1 mm 7
5 Sept. Patchy rain possible
Patchy rain possible
 32° /27° 2.8 mm 7
6 Sept. Light rain shower
Light rain shower
 29° /25° 21.3 mm 6
7 Sept. Light rain shower
Light rain shower
 31° /25° 19.4 mm 7
8 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /25° 35.8 mm 6
9 Sept. Light rain shower
Light rain shower
 29° /25° 20.7 mm 6
10 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /25° 36.8 mm 7
11 Sept. Patchy rain possible
Patchy rain possible
 30° /25° 23.1 mm 7
12 Sept. Patchy rain possible
Patchy rain possible
 31° /25° 0.2 mm 7
13 Sept. Patchy rain possible
Patchy rain possible
 31° /26° 1.5 mm 7
14 Sept. Cloudy
Cloudy
 30° /26° 4.2 mm 7
15 Sept. Moderate rain at times
Moderate rain at times
 30° /25° 3.7 mm 6
16 Sept. Patchy rain possible
Patchy rain possible
 30° /25° 4.6 mm 7
17 Sept. Patchy rain possible
Patchy rain possible
 33° /27° 1.1 mm 2.5
18 Sept. Moderate rain
Moderate rain
 33° /28° 6.5 mm 2.3
19 Sept. Moderate rain
Moderate rain
 33° /27° 6.3 mm 2.2
20 Sept. Moderate rain
Moderate rain
 32° /27° 5.6 mm 2.7
21 Sept. Moderate rain
Moderate rain
 28° /26° 12.3 mm 6
22 Sept. Patchy rain possible
Patchy rain possible
 30° /26° 3.8 mm 6
23 Sept. Sunny
Sunny
 33° /27° 0 mm 7
24 Sept. Heavy rain
Heavy rain
 28° /24° 39.9 mm 6
25 Sept. Moderate rain
Moderate rain
 29° /25° 6.4 mm 6
26 Sept. Patchy rain possible
Patchy rain possible
 29° /26° 4.3 mm 6
27 Sept. Patchy rain possible
Patchy rain possible
 31° /26° 0.9 mm 6
28 Sept. Patchy rain possible
Patchy rain possible
 32° /26° 0.3 mm 6
29 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 0.7 mm 6
30 Sept. Patchy rain possible
Patchy rain possible
 32° /26° 1.1 mm 7
Next
Important Notice
Our weather forecast for Tuen Mun 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 Tuen Mun forecast closer to your planned date for the most up-to-date weather information.
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Tuen Mun in September - FAQ

What are the expected maximum and minimum temperatures in Tuen Mun during September?
During September, expect a variety of temperatures with highs around 30° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Tuen Mun during September?
Significant rainfall exceeding 459.3 mm is expected in Tuen Mun during September, occurring over more than 29 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Tuen Mun during September?
The average wind speed in Tuen Mun during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Tuen Mun

Explore the daily rainfall trends and prepare for Tuen Muns September weather 💧

UV exposure in Tuen Mun during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Tuen Mun?

Get accurate weather forecasts for Tuen Mun, located at latitude 22.392 and longitude 113.972. Stay updated with localized weather information tailored for Tuen Mun.

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