Trevally Point Weather Forecast
- 16
- 18
Partly cloudy
- 17
- 17
Shower
- 17
- 18
Partly cloudy
- 16
- 17
Partly cloudy
- 17
- 17
Partly cloudy
- 16
- 17
Shower
- 16
- 16
Shower
Today 18 May Lower Eyre Peninsula
Partly cloudy. Slight chance of a shower near the west coast at night. Near zero chance of rain elsewhere. Winds westerly 15 to 25 km/h. Daytime maximum temperatures around 20.
Central Coastal Waters
- Wind
- Westerly about 10 knots increasing to 15 to 20 knots in the morning.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres in the west during the afternoon.
- 1st Swell
- Southwesterly 2 to 2.5 metres.
- Weather
- Partly cloudy. 50% chance of showers.
- Weather Situation
- A ridge of high pressure builds in the west. A cold front will move over the south early Tuesday, followed by a high pressure system, which will linger in the Bight midweek.
Trevally Point Temperature Statistics View More
May Temperature
Neptune Island (38km)
Lowest 3 May, 2026
12.4 °CAverage May
16.5 °CHighest 1 May, 2026
21.6 °C
Climate (2021–Present)
Neptune Island (38km)
Average Low 2021–2026
14.3 °CAverage 2021–2026
16.2 °CAverage High 2021–2026
18.8 °C