Guilderton Weather Forecast
- 11
- 19
Shower
- 10
- 22
Shower
- 12
- 21
Shower
- 11
- 20
Shower
- 10
- 20
Shower
- 11
- 19
Shower
- 9
- 22
Partly cloudy
Today 26 Sep Lower West
Cloudy. Medium chance of showers, becoming less likely late this afternoon and evening. The chance of a thunderstorm in the north. Winds southeasterly 30 to 45 km/h decreasing to 15 to 20 km/h in the late evening. Gusts to 80 km/h are possible about the hills and foothills in the morning. Daytime maximum temperatures between 15 and 20.
Lancelin Coastal Waters
Jurien Bay to Two Rocks- Wind
- Southeasterly 15 to 25 knots, reaching up to 30 knots offshore during the morning and early afternoon.
- Seas
- 2 to 2.5 metres.
- 1st Swell
- Southwesterly 3 to 4 metres.
- Weather
- Cloudy.
- Weather Situation
- A ridge is extending south of the state. An inland trough and low will move west on the weekend across southern and central WA, moving close to the west coast on Sunday. A high will develop south of the Bight on the weekend and move east for the following few days. On Monday the low will slip into the Bight and the trough will move east, ahead of the next cold front which will approach on Tuesday.
Guilderton Temperature Statistics View More
September Temperature
Gingin Airport (36km)
Lowest 2 September, 2026
4.4 °CAverage September
15.6 °CHighest 17 September, 2026
31.1 °C
Climate (2021–2026)
Gingin Airport (36km)
Average Low 2021–2026
11.4 °CAverage 2021–2026
18.3 °CAverage High 2021–2026
26.2 °C