Lewis Island Weather Forecast
- 12
- 24
Sunny
- 14
- 33
Sunny
- 17
- 36
Sunny
- 16
- 23
Partly cloudy
- 14
- 21
Cloudy
- 13
- 21
Shower
- 13
- 20
Cloudy
Today 16 Dec Lower Eyre Peninsula
Sunny. Winds east to southeasterly 15 to 25 km/h. Overnight temperatures falling to around 11 with daytime temperatures reaching 26 to 33.
Spencer Gulf Coastal Waters
- Wind
- East to southeasterly 15 to 20 knots tending southeast to southwesterly in the early afternoon then becoming southeasterly 10 to 15 knots in the late evening.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning.
- 1st Swell
- South to southwesterly 1 to 2 metres, decreasing to around 1 metre during the morning.
- Weather
- Sunny.
Lewis Island Temperature Statistics View More
December Temperature
Port Lincoln Airport (42km)
Lowest 7 December, 2025
8.1 °CAverage December
18.1 °CHighest 3 December, 2025
35.3 °C
Climate (2020–Present)
Port Lincoln Airport (42km)
Average Low 2020–2025
11.4 °CAverage 2020–2025
15.7 °CAverage High 2020–2025
21.3 °C