Alligator Rock Weather Forecast
- 14
- 22
Clear
- 9
- 26
Becoming windy. Sunny
- 9
- 16
Sunny
- 7
- 17
Mostly sunny
- 6
- 18
Sunny
- 8
- 19
Partly cloudy
- 11
- 24
Shower or two
Today 19 Sep East Coast
Sunny. Winds westerly 15 to 25 km/h becoming light in the evening. Daytime maximum temperatures between 18 and 22.
Upper East Coastal Waters
St Helens Point to Wineglass Bay- Wind
- Southeasterly 10 to 15 knots turning east to northeasterly in the evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres offshore.
- 1st Swell
- Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2.5 metres offshore.
- Weather
- Clear.
- Weather Situation
- A high to the north of Tasmania will extend of a weak ridge over Tasmania evening, with a warm northwesterly stream expected on Sunday ahead of a cold front to cross the state in the evening. The flow will tend colder southwesterly on Monday morning, with a high to establish over the Bight later Monday. This high is expected to move to the north of Tasmania on Tuesday morning and lie over the northern Tasman Sea during Wednesday.
Alligator Rock Temperature Statistics View More
September Temperature
Bicheno (Council Depot) (1km)
Lowest 4 September, 2026
4.5 °CAverage September
13.3 °CHighest 14 September, 2026
24.5 °C
Climate (2021–2026)
Bicheno (Council Depot) (1km)
Average Low 2021–2026
10.4 °CAverage 2021–2026
14.3 °CAverage High 2021–2026
18.2 °C