Johnsons Bay Weather Forecast
- 13
- 15
Shower
- 8
- 12
Windy
- 8
- 12
Shower
- 8
- 13
Shower
- 9
- 16
Shower
- 12
- 19
Shower
- 12
- 16
Shower
Today 14 Sep Western
Cloudy. Very high chance of showers, with possible small hail near the coast at night. Winds north to northwesterly 25 to 35 km/h tending west to northwesterly 30 to 45 km/h during the day. Overnight temperatures falling to between 9 and 12 with daytime temperatures reaching between 12 and 15.
Central West Coastal Waters
Low Rocky Point to Sandy Cape- Wind
- North to northwesterly 15 to 25 knots, reaching up to 30 knots during the afternoon and evening. Winds turning westerly 20 to 25 knots in the evening.
- Seas
- 1.5 to 2 metres, increasing to 2 to 3 metres during the afternoon.
- 1st Swell
- Southwesterly 1.5 to 2 metres, tending westerly 2 to 3 metres by early evening.
- Weather
- Cloudy. 95% chance of showers, with possible small hail in the evening.
Johnsons Bay Temperature Statistics View More
September Temperature
Luncheon Hill (Forestry) (46km)
Lowest 9 September, 2026
2.8 °CAverage September
8.7 °CHighest 12 September, 2026
20.1 °C
Climate (2021–2026)
Luncheon Hill (Forestry) (46km)
Average Low 2021–2026
7.7 °CAverage 2021–2026
10.9 °CAverage High 2021–2026
16.3 °C