High Island Weather Forecast
- 20
- 33
Partly cloudy
- 17
- 25
Shower
- 12
- 18
Shower
- 8
- 24
Partly cloudy
- 12
- 23
Partly cloudy
- 12
- 18
Shower
- 11
- 20
Shower
Today 18 Sep South East Coastal
Partly cloudy. High chance of showers in the west, slight chance elsewhere. The chance of a thunderstorm during the morning and afternoon. Winds northerly 15 to 25 km/h tending north to northwesterly 25 to 35 km/h in the morning then tending north to northeasterly 15 to 20 km/h in the evening. Daytime maximum temperatures 30 to 36.
Esperance Coastal Waters
Bremer Bay to Israelite Bay- Wind
- North to northwesterly 15 to 20 knots becoming variable about 10 knots in the middle of the day then becoming east to northeasterly 15 to 20 knots in the late afternoon. Winds reaching up to 30 knots west of Hopetoun in the late evening.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning.
- 1st Swell
- Southwesterly 1.5 metres, increasing to 1 to 2 metres west of Hopetoun.
- Weather
- Partly cloudy. 60% chance of showers. The chance of a thunderstorm.
- Weather Situation
- A trough extends down the west coast, and is moving east ahead of a cold front crossing the southwest on Friday. The cold front will cross the southern waters throughout Saturday, leaving a weak high pressure ridge in its wake Sunday.
High Island Temperature Statistics View More
September Temperature
Esperance (66km)
Lowest 2 September, 2026
7.7 °CAverage September
15.3 °CHighest 16 September, 2026
27.8 °C
Climate (2021–2026)
Esperance (66km)
Average Low 2021–2026
12.6 °CAverage 2021–2026
16.6 °CAverage High 2021–2026
22.3 °C