West Island Weather Forecast
- 13
- 23
Clear
- 13
- 32
Sunny
- 19
- 40
Sunny
- 17
- 28
Partly cloudy
- 16
- 29
Partly cloudy
- 15
- 21
Possible shower
- 13
- 21
Partly cloudy
Today 5 Jan Mount Lofty Ranges
Clear. Winds south to southeasterly 20 to 30 km/h.
South Central Coastal Waters
- Wind
- Southeasterly about 10 knots increasing to 10 to 15 knots in the late afternoon.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 1.5 metres.
- Weather
- Clear.
- Weather Situation
- A high pressure system over the southeast of SA will drift over Victoria on Tuesday before establishing in the Tasman Sea. Meanwhile a broad trough will continue to linger over the far northeast. On Wednesday a new trough will push across the south and settle over the southern pastorals and the east. This trough will be pushed further inland as a southwesterly airstream establishes on Friday with a ridge establishing across the south.
West Island Temperature Statistics View More
January Temperature
Encounter Bay (6km)
Lowest 1 January, 2026
13.6 °CAverage January
17.3 °CHighest 2 January, 2026
22.2 °C
Climate (2021–Present)
Encounter Bay (6km)
Average Low 2021–2026
10.4 °CAverage 2021–2026
15.1 °CAverage High 2021–2026
20.6 °C