Johnsons Bay Weather Forecast
- 8
- 15
Clear
- 5
- 16
Partly cloudy
- 6
- 20
Shower
- 12
- 17
Shower
- 10
- 15
Shower
- 8
- 15
Shower
- 9
- 18
Shower
Today 22 Sep Western
Partly cloudy. Slight chance of a shower in the south in the late morning and afternoon. Near zero chance of rain elsewhere. Snow possible above 900 metres. Possible small hail in the late morning and afternoon. Winds westerly 20 to 30 km/h tending northwest to northeasterly 15 to 20 km/h in the late evening. Daytime maximum temperatures between 10 and 14.
Central West Coastal Waters
Low Rocky Point to Sandy Cape- Wind
- Northwesterly 15 to 20 knots.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres offshore.
- 1st Swell
- Southwesterly 4 to 5 metres.
- Weather
- Mostly clear.
- Weather Situation
- A high pressure system centred over Bass Strait moves eastwards to lie over the northern Tasman Sea during Wednesday and Thursday, maintaining ridge dominated conditions over Tasmania. A trough is forecast to move over the state from the west during Friday ahead of a cold front to cross later. A secondary high pressure system is forecast to extend a ridge over Tasmania from the southwest during Saturday.
Johnsons Bay Temperature Statistics View More
September Temperature
Luncheon Hill (Forestry) (46km)
Lowest 16 September, 2026
2.3 °CAverage September
8.8 °CHighest 20 September, 2026
20.6 °C
Climate (2021–2026)
Luncheon Hill (Forestry) (46km)
Average Low 2021–2026
7.8 °CAverage 2021–2026
11 °CAverage High 2021–2026
16.3 °C