Portland Weather Forecast
- 11
- 15
Rain
- 8
- 15
Cloudy
- 5
- 15
Showers increasing
- 11
- 17
Showers
- 12
- 18
Showers
- 11
- 16
Showers
- 9
- 15
Showers
Today 13 Jun South West
Cloudy. Very high chance of rain, most likely in the morning and afternoon. Winds northerly 25 to 35 km/h turning westerly 15 to 25 km/h in the early afternoon. Overnight temperatures falling to around 12 with daytime temperatures reaching around 15.
West Victoria Coastal Waters
SA-Vic Border to Cape Otway- Wind
- North to northwesterly 20 to 25 knots, reaching up to 30 knots during the morning. Winds turning westerly 15 to 25 knots in the late morning.
- Seas
- 2 to 4 metres, decreasing to 1.5 to 2.5 metres around midday.
- 1st Swell
- West to southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres in the far west.
- Weather
- Cloudy. Near 100% chance of rain.
- Weather Situation
- A high pressure system lies over the Tasman Sea, with northerly winds freshening today as a cold front crosses the Bight. The front is expected to weaken as it crosses Victoria today, with a new high pressure system then expected to rapidly cross Victoria on Sunday. The high will move over the Tasman Sea on Monday as the next cold front crosses the Bight.
Portland Temperature Statistics View More
June Temperature
Cape Nelson Lighthouse (10km)
Lowest 11 June, 2026
8.7 °CAverage June
13 °CHighest 9 June, 2026
18.3 °C
Climate (2021–Present)
Cape Nelson Lighthouse (10km)
Average Low 2021–2026
11.8 °CAverage 2021–2026
14.3 °CAverage High 2021–2026
17.6 °C