Gem Pier Weather Forecast
- 11
- 15
Possible morning shower
- 6
- 17
Sunny
- 7
- 22
Sunny
- 12
- 26
Partly cloudy
- 17
- 28
Possible shower
- 14
- 19
Shower or two
- 11
- 23
Partly cloudy
Today 21 Sep Melbourne
Cloudy. Slight chance of a shower this morning. Winds southwesterly 20 to 30 km/h tending southerly 15 to 25 km/h in the middle of the day then becoming light in the evening.
Port Phillip Local Waters
- Wind
- Southwesterly 15 to 20 knots, reaching up to 25 knots in the south early in the morning. Winds turning southerly 10 to 15 knots in the early afternoon.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the afternoon.
- Weather
- Partly cloudy.
- Weather Situation
- A cool southwesterly airstream will cross Victoria today as a high pressure system moves over waters south of the Bight, reaching western Bass Strait by tonight. The high will be located over the Tasman Sea by Tuesday night, with a warm northeasterly airstream continuing on Wednesday and Thursday as the high continues moving east.
Gem Pier Temperature Statistics View More
September Temperature
Laverton RAAF Base (13km)
Lowest 18 September, 2026
3.1 °CAverage September
13.7 °CHighest 19 September, 2026
27.7 °C
Climate (2021–2026)
Laverton RAAF Base (13km)
Average Low 2021–2026
10.6 °CAverage 2021–2026
15.2 °CAverage High 2021–2026
20.6 °C