Portland Weather Forecast
- 8
- 19
Showers developing
- 11
- 20
Showers
- 9
- 14
Shower or two
- 9
- 15
Shower or two
- 9
- 16
Shower or two
- 8
- 14
Shower or two
- 8
- 16
Shower or two
Today 6 Nov South West
Becoming cloudy. The chance of fog early this morning. High chance of showers near the coast, medium chance elsewhere. Winds north to northwesterly 20 to 30 km/h turning northeasterly 15 to 20 km/h in the late evening. Daytime maximum temperatures between 19 and 22.
West Victoria Coastal Waters
SA-Vic Border to Cape Otway- Wind
- Northwesterly 10 to 15 knots, reaching up to 20 knots offshore during the morning and early afternoon. Winds becoming variable about 10 knots in the early afternoon then becoming easterly 10 to 15 knots in the late evening.
- Seas
- 1 to 1.5 metres, decreasing below 1 metre during the afternoon.
- 1st Swell
- Southwesterly 2.5 to 3 metres.
- Weather
- Partly cloudy. 90% chance of showers.
- Weather Situation
- A westerly airflow will turn more northerly today as a high pressure system over southeastern NSW moves into the Tasman Sea. A low pressure system over SA is expected to enter western Victoria later Friday morning, reaching eastern districts by Friday night. A cooler southerly flow will extend across the state on Saturday as the low moves east across the Tasman Sea and a new high settles south of the Bight during Sunday.
Portland Temperature Statistics View More
November Temperature
Cape Nelson Lighthouse (10km)
Lowest 4 November, 2025
9.3 °CAverage November
13.9 °CHighest 2 November, 2025
27.1 °C
Climate (2020–Present)
Cape Nelson Lighthouse (10km)
Average Low 2020–2025
11.8 °CAverage 2020–2025
14.3 °CAverage High 2020–2025
17.6 °C