Fishermans Bay Weather Forecast
- 7
- 23
Sunny
- 12
- 21
Showers
- 10
- 19
Shower or two
- 9
- 15
Cloudy
- 8
- 15
Cloudy
- 6
- 18
Sunny
- 6
- 22
Sunny
Today 12 Sep Mount Lofty Ranges
Sunny. Winds northwest to northeasterly 15 to 20 km/h becoming light in the late afternoon then becoming north to northeasterly 15 to 20 km/h in the late evening. Daytime maximum temperatures in the low 20s.
South Central Coastal Waters
- Wind
- Northeasterly about 10 knots increasing to 10 to 15 knots in the morning. Winds reaching up to 20 knots west of Kangaroo Island in the late evening.
- Seas
- Around 1 metre.
- 1st Swell
- Southwesterly 2.5 to 3 metres.
- Weather
- Mostly sunny.
- Weather Situation
- A trough will approach from the west late on Saturday, move across SA on Sunday with a ridge then extending into the state from a high located southwest of WA. An upper level disturbance will move over the far west on Monday, and a cold front will slip across southern coasts later in the day and early Tuesday. The high will then move across waters to the south throughout the week.
Fishermans Bay Temperature Statistics View More
September Temperature
Encounter Bay (9km)
Lowest 8 September, 2026
2.7 °CAverage September
13.5 °CHighest 1 September, 2026
22.4 °C
Climate (2021–2026)
Encounter Bay (9km)
Average Low 2021–2026
10.5 °CAverage 2021–2026
15.2 °CAverage High 2021–2026
20.6 °C