Tumby Bay Weather Forecast
- 14
- 22
Shower
- 10
- 17
Shower
- 10
- 18
Shower
- 9
- 18
Cloudy
- 8
- 19
Shower
- 9
- 16
Cloudy
- 9
- 17
Shower
Today 2 May Lower Eyre Peninsula
Partly cloudy. Very high chance of showers, most likely in the morning. The chance of a thunderstorm in the morning. Winds northerly 20 to 25 km/h turning northwesterly 35 to 50 km/h in the early morning. Overnight temperatures falling to around 13 with daytime temperatures reaching the low 20s.
Spencer Gulf Coastal Waters
- Wind
- Northerly 15 to 20 knots turning northwesterly in the morning. Winds reaching up to 30 knots south of Cowell to Wallaroo in the late evening.
- Seas
- 1 to 2 metres.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1 to 1.5 metres during the afternoon, then decreasing below 1 metre later in the evening.
- Weather
- Partly cloudy. 95% chance of showers. The chance of a thunderstorm in the morning and afternoon.
Tumby Bay Temperature Statistics View More
May Temperature
Port Lincoln Airport (32km)
Lowest 1 May, 2026
18.2 °CAverage May
24.7 °CHighest
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Climate (2021–Present)
Port Lincoln Airport (32km)
Average Low 2021–2026
11.5 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C