St Helens Weather Forecast
- 12
- 20
Partly cloudy
- 10
- 18
Becoming windy. Partly cloudy
- 8
- 20
Partly cloudy
- 10
- 17
Shower or two
- 9
- 17
Shower or two
- 7
- 18
Shower or two
- 7
- 17
Shower or two
Today 26 Nov St Helens
Partly cloudy. Slight chance of a shower, becoming less likely in the afternoon. Winds west to northwesterly 20 to 30 km/h.
East of Flinders Island Coastal Waters
North Flinders Island to St Helens Point- Wind
- Northwesterly 20 to 30 knots turning westerly in the middle of the day. Winds reaching up to 35 knots offshore in the evening.
- Seas
- 1 to 2 metres, increasing to 2 to 3 metres during the morning.
- 1st Swell
- Southerly below 1 metre, tending northwest to southwesterly 1 to 1.5 metres by early evening.
- Weather
- Cloudy. 70% chance of showers. The chance of a thunderstorm in the morning and afternoon.
- Weather Situation
- A low pressure system located well to the southwest draws an associated cold front over the state. The front is expected to be followed by a prevailing westerly flow on Thursday, continuing into Friday and the weekend. A weak cold front embedded in the flow approaches and crosses from the west late Friday.
St Helens Temperature Statistics View More
November Temperature
St Helens Aerodrome (3km)
Lowest 21 November, 2025
4.8 °CAverage November
13.2 °CHighest 10 November, 2025
21.3 °C
Climate (2020–Present)
St Helens Aerodrome (3km)
Average Low 2020–2025
9.3 °CAverage 2020–2025
13.3 °CAverage High 2020–2025
18.2 °C