Brunei Darussalam (Bandar Seri Begawan)
September
Weather in Brunei Darussalam for September 2027
Your guide to Brunei Darussalam weather in September - trends and predictions
In general, the average temperature in Brunei Darussalam at the beginning of September is 30.2 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 29.6 °C by the end of September.
Brunei Darussalam experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 356.2 mm.
Is September a good time to visit Brunei Darussalam? check out the best time to travel to Brunei Darussalam page.
Temperatures
Rain 🌧️
More
6
Dry days
24
Rainy days
0
Snow days
29°/24°
Temperatures
14 km/h
Avg max wind
81 %
Avg humidity
Brunei Darussalam Weather September
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What’s the Weather Like in Brunei Darussalam This September?
Discover the average temperatures and weather trends across Brunei Darussalam’s cities this September.
Temperatures trend during September in Brunei Darussalam
See the weather trend as well as the moving average line
September weather in Brunei Darussalam day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Moderate rain | 30° /25° | 12.1 mm | 6 | |
| 2 Sept. |  Light rain | 30° /24° | 6.3 mm | 7 | |
| 3 Sept. |  Moderate or heavy rain shower | 31° /25° | 6.1 mm | 8 | |
| 4 Sept. | Light rain | 31° /25° | 3.7 mm | 9 | |
| 5 Sept. | Light rain | 30° /25° | 9.3 mm | 7 | |
| 6 Sept. | Moderate rain | 31° /25° | 20.9 mm | 6 | |
| 7 Sept. |  Heavy rain | 29° /25° | 25.7 mm | 5 | |
| 8 Sept. | Moderate rain | 29° /25° | 16.6 mm | 7 | |
| 9 Sept. | Moderate rain | 30° /25° | 14.1 mm | 5 | |
| 10 Sept. | Moderate rain | 30° /25° | 21.8 mm | 6 | |
| 11 Sept. | Moderate rain | 29° /24° | 24 mm | 5 | |
| 12 Sept. | Light rain | 29° /24° | 2.7 mm | 6 | |
| 13 Sept. | Light rain | 29° /24° | 7.4 mm | 8 | |
| 14 Sept. | Light rain | 29° /24° | 8.4 mm | 8 | |
| 15 Sept. | Moderate rain | 29° /25° | 11.1 mm | 6 | |
| 16 Sept. | Moderate rain | 29° /24° | 11 mm | 6 | |
| 17 Sept. | Moderate rain | 28° /24° | 19.2 mm | 6 | |
| 18 Sept. | Heavy rain | 29° /24° | 27.9 mm | 5 | |
| 19 Sept. | Moderate rain | 30° /24° | 12.7 mm | 6 | |
| 20 Sept. | Light rain | 30° /25° | 3.9 mm | 6 | |
| 21 Sept. | Moderate rain | 28° /24° | 14.1 mm | 5 | |
| 22 Sept. | Light rain | 29° /25° | 9.9 mm | 6 | |
| 23 Sept. | Moderate rain | 30° /24° | 11.2 mm | 6 | |
| 24 Sept. | Light rain | 30° /25° | 3.6 mm | 6 | |
| 25 Sept. | Moderate rain | 30° /25° | 15.1 mm | 6 | |
| 26 Sept. |  Light rain shower | 30° /24° | 2.4 mm | 6 | |
| 27 Sept. | Light rain | 30° /25° | 6.1 mm | 6 | |
| 28 Sept. | Light rain | 29° /25° | 8.2 mm | 6 | |
| 29 Sept. | Light rain | 29° /25° | 8.3 mm | 6 | |
| 30 Sept. | Moderate rain | 30° /25° | 12.3 mm | 6 | |
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Important Notice
Our weather forecast for Brunei Darussalam 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 Brunei Darussalam forecast closer to your planned date for the most up-to-date weather information.
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Brunei Darussalam in September - FAQ
What are the expected maximum and minimum temperatures in Brunei Darussalam during September?
During September, expect a variety of temperatures with highs around 29° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Brunei Darussalam during September?
Significant rainfall exceeding 356.2 mm is expected in Brunei Darussalam during September, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Brunei Darussalam during September?
The average wind speed in Brunei Darussalam during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Brunei Darussalam
Explore the daily rainfall trends and prepare for Brunei Darussalams September weather 💧
Typically, Brunei Darussalam has 24 rainy days in September with a total of 356.2 mm of rainfall.
UV exposure in Brunei Darussalam during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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