John Island Weather Forecast
- 13
- 21
Windy
- 13
- 21
Cloudy
- 12
- 23
Cloudy
- 13
- 23
Cloudy
- 11
- 25
Windy
- 13
- 32
Partly cloudy
- 16
- 39
Partly cloudy
Today 20 Dec South East Coastal
Partly cloudy. Winds south to southwesterly 35 to 50 km/h decreasing to 15 to 25 km/h in the late evening.
Esperance Coastal Waters
Bremer Bay to Israelite Bay- Wind
- Southwesterly 20 to 30 knots, reaching up to 35 knots east of Esperance in the early afternoon.
- Seas
- 2 to 3 metres.
- 1st Swell
- Southwesterly 2 to 3 metres, increasing to 2.5 to 4 metres east of Esperance during the afternoon.
- Weather
- Cloudy.
- Weather Situation
- A ridge will develop across much of southern WA on Sunday, while a trough lies across the Interior. A weak front will brush the south coast on Monday, followed by the west coast trough returning by Tuesday.
John Island Temperature Statistics View More
December Temperature
Esperance (66km)
Lowest 14 December, 2025
11.2 °CAverage December
20.2 °CHighest 16 December, 2025
44.1 °C
Climate (2020–Present)
Esperance (66km)
Average Low 2020–2025
12.6 °CAverage 2020–2025
16.6 °CAverage High 2020–2025
22.3 °C