Portland Offshore Weather Forecast
- 14
- 26
Mostly sunny
- 12
- 21
Possible shower
- 11
- 19
Partly cloudy
- 9
- 22
Mostly sunny
- 11
- 21
Partly cloudy
- 13
- 26
Sunny
- 14
- 26
Sunny
Today 25 Apr South West
Mostly sunny. Winds northerly 25 to 40 km/h. Overnight temperatures falling to between 9 and 14 with daytime temperatures reaching the mid to high 20s.
West Victoria Coastal Waters
SA-Vic Border to Cape Otway- Wind
- Northerly 15 to 20 knots turning northwesterly 10 to 15 knots in the late evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to 1 metre during the afternoon.
- 1st Swell
- Southwesterly 2 to 2.5 metres.
- Weather
- Mostly sunny.
Portland Offshore Temperature Statistics View More
April Temperature
Cape Nelson Lighthouse (9km)
Lowest 19 April, 2026
9.2 °CAverage April
15.4 °CHighest 23 April, 2026
27.7 °C
Climate (2021–Present)
Cape Nelson Lighthouse (9km)
Average Low 2021–2026
11.8 °CAverage 2021–2026
14.3 °CAverage High 2021–2026
17.6 °C