Pinjarra Weather Forecast
- 14
- 24
Showers increasing
- 13
- 19
Showers easing
- 13
- 21
Shower or two
- 11
- 21
Mostly sunny
- 11
- 21
Possible shower
- 11
- 21
Partly cloudy
- 11
- 21
Partly cloudy
Today 18 Sep Lower West
Partly cloudy. The chance of morning fog. High chance of showers, most likely in the afternoon and evening. The chance of a thunderstorm near the coast in the evening. Light winds becoming northwest to northeasterly 15 to 25 km/h in the morning then tending west to northwesterly 25 to 35 km/h in the early afternoon. Overnight temperatures falling to around 13 with daytime temperatures reaching the mid to high 20s.
Pinjarra Temperature Statistics View More
September Temperature
Mandurah (19km)
Lowest 1 September, 2026
10.4 °CAverage September
16.9 °CHighest 16 September, 2026
26.9 °C
Climate (2021–2026)
Mandurah (19km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
19.1 °CAverage High 2021–2026
23.8 °C