Dayton Weather Forecast
- 12
- 20
Showers developing
- 9
- 20
Cloudy
- 9
- 21
Shower or two
- 8
- 22
Partly cloudy
- 7
- 23
Mostly sunny
- 8
- 24
Possible shower developing
- 9
- 19
Shower or two
Today 17 Aug Perth
Cloudy. Very high chance of showers, most likely in the late morning and afternoon. The chance of a thunderstorm in the southwest this morning. Winds north to northeasterly 15 to 25 km/h shifting westerly 25 to 40 km/h in the middle of the day then decreasing to 20 to 30 km/h in the evening.
Dayton Temperature Statistics View More
August Temperature
Perth Airport (8km)
Lowest 11 August, 2026
1.1 °CAverage August
12.9 °CHighest 3 August, 2026
25.7 °C
Climate (2021–2026)
Perth Airport (8km)
Average Low 2021–2026
12.9 °CAverage 2021–2026
19 °CAverage High 2021–2026
26.2 °C