Mandurah
September
Weather in Mandurah for September 2025
Your guide to Mandurah weather in September - trends and predictions
In general, the average temperature in Mandurah at the beginning of September is 16.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 18.1 °C by the end of September.
The climate of Mandurah in September is notably wet, with an average of 11 rainy days.
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19
Dry days
11
Rainy days
0
Snow days
18°/13°
Temperatures
30 km/h
Avg max wind
72 %
Avg humidity
Mandurah in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | 2 18° | 3  16° | 4 17° | 5 16° | 6 16° | 7  16° |
| 8  18° | 9 17° | 10 19° | 11  19° | 12 21° | 13  20° | 14 20° |
| 15 19° | 16 19° | 17 17° | 18 18° | 19 17° | 20 17° | 21 18° |
| 22 19° | 23 17° | 24 17° | 25  18° | 26 19° | 27 21° | 28 18° |
| 29 17° | 30 17° |
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Temperatures trend during September in Mandurah
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Light rain shower | 18° /14° | 5.5 mm | 5 | |
| 2 Sept. | Light rain shower | 18° /13° | 3.6 mm | 5 | |
| 3 Sept. | Moderate or heavy rain shower | 16° /13° | 12.2 mm | 4 | |
| 4 Sept. | Light rain shower | 17° /14° | 8.2 mm | 5 | |
| 5 Sept. | Light rain shower | 16° /13° | 11.4 mm | 4 | |
| 6 Sept. | Light rain shower | 16° /11° | 3 mm | 5 | |
| 7 Sept. | Sunny | 16° /9° | 0.5 mm | 5 | |
| 8 Sept. | Overcast | 18° /11° | 0 mm | 6 | |
| 9 Sept. | Light rain shower | 17° /13° | 1.5 mm | 5 | |
| 10 Sept. | Patchy rain possible | 19° /12° | 0.1 mm | 5 | |
| 11 Sept. | Partly cloudy | 19° /12° | 0 mm | 6 | |
| 12 Sept. | Overcast | 21° /15° | 0 mm | 6 | |
| 13 Sept. | Moderate or heavy rain with thunder | 20° /14° | 10.8 mm | 6 | |
| 14 Sept. | Overcast | 20° /13° | 0 mm | 6 | |
| 15 Sept. | Overcast | 19° /15° | 0 mm | 6 | |
| 16 Sept. | Patchy rain possible | 19° /13° | 0.6 mm | 6 | |
| 17 Sept. | Partly cloudy | 17° /11° | 0 mm | 6 | |
| 18 Sept. | Overcast | 18° /11° | 0.1 mm | 5 | |
| 19 Sept. | Patchy rain possible | 17° /12° | 0.6 mm | 5 | |
| 20 Sept. | Patchy rain possible | 17° /10° | 0.1 mm | 5 | |
| 21 Sept. | Overcast | 18° /10° | 0 mm | 5 | |
| 22 Sept. | Partly cloudy | 19° /11° | 0 mm | 6 | |
| 23 Sept. | Patchy rain possible | 17° /12° | 0 mm | 5 | |
| 24 Sept. | Partly cloudy | 17° /11° | 0 mm | 5 | |
| 25 Sept. | Cloudy | 18° /10° | 0 mm | 5 | |
| 26 Sept. | Sunny | 19° /13° | 0.1 mm | 6 | |
| 27 Sept. | Sunny | 21° /13° | 4.5 mm | 6 | |
| 28 Sept. | Sunny | 18° /13° | 0.3 mm | 6 | |
| 29 Sept. | Partly cloudy | 17° /12° | 0.1 mm | 5 | |
| 30 Sept. | Light rain shower | 17° /13° | 0.4 mm | 5 | |
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Important Notice
Our weather forecast for Mandurah 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 Mandurah forecast closer to your planned date for the most up-to-date weather information.
Mandurah in September - FAQ
What are the expected maximum and minimum temperatures in Mandurah during September?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Mandurah during September?
Moderate rainfall is anticipated in Mandurah during September, with a total of 89.2 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Mandurah during September?
The average wind speed in Mandurah during September is 30 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Mandurah
Explore the daily rainfall trends and prepare for Mandurahs September weather 💧
UV exposure in Mandurah during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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