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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Monitor Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Patterson Lakes weather is driven by its position on Port Phillip Bay. The live forecast above gives current conditions. Expect mild winters, warm summers, and regular sea breezes. Check the tide before heading out – the canals and Patterson Lakes tides affect boating and fishing.
What influences the weather here most?
The bay moderates temperatures, keeping summer highs around 25 °C and winter lows near 7 °C. Westerly winds bring rain; northerlies can push temperatures into the high 30s. Local conditions can differ from Melbourne city – always compare with dedicated Patterson Lakes weather BOM data for accuracy.
For nearby spots, see Melbourne weather, Frankston weather, Mornington weather, and Mordialloc weather. All share the bay’s influence but each has subtle variations.
How does the 14‑day forecast help?
A Patterson Lakes weather 14 day forecast gives a useful trend for planning outdoor activities or trips to Mornington Peninsula. Trust the first week more; after day 7, watch for shifts in wind direction and pressure. Pair it with a live tide chart for canal navigation.
Where can I get reliable Patterson Lakes weather BOM data?
Bureau of Meteorology (BOM) is the official source for Patterson Lakes. Use their marine forecasts for bay winds and the local forecast for temperatures. Always refer to BOM for warnings and updates.
Is the 14‑day forecast accurate for planning a fishing trip?
It gives a general trend – wind strength and rain chance. For a fishing trip, check the 7‑day forecast two days before and update with live Patterson Lakes weather BOM marine wind data on the day.
How do Patterson Lakes tides differ from other parts of Port Phillip Bay?
Tides here are semidiurnal (two highs and two lows per day) but the timing lags slightly behind Melbourne. The canal system amplifies tidal flow, so always use a local Patterson Lakes tides chart, not general bay data.