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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Aussie Focus Hub Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Mt Martha’s weather is dominated by its coastal position on the Mornington Peninsula, bringing mild summers, cool winters, and a persistent risk of afternoon sea breezes. The live forecast above shows the immediate conditions, while the Bureau’s detailed observations remain the most reliable source for planning.
What is the typical weather pattern for Mt Martha?
Mt Martha experiences a temperate oceanic climate. Summer days often reach the mid-20s Celsius but are cooled by a south-westerly sea breeze from Port Phillip Bay. Winters are chilly and damp, with overnight lows frequently dropping to single digits. Rainfall is spread throughout the year, though spring and early summer can bring the strongest winds.
How do I check Mt Martha weather for the next 10 days?
For a reliable outlook, check the Bureau of Meteorology’s forecast page. The weather in Mount Martha 10 days ahead is best viewed through the BOM’s seven-day forecast, supplemented by the live radar above. The Melbourne weather page on this site also provides regional context for the wider bay area.
Frequently asked questions
Where is the best source for mt martha weather bom data?
The Bureau of Meteorology’s Mount Martha station (ID 086372) provides official observations. For radar, use the BOM’s Melbourne (Broadmeadows) radar loop, which covers the Mornington Peninsula. The mt martha weather radar is also available via the live widget above.
How does the bay affect mt martha weather?
Port Phillip Bay moderates temperatures year-round, keeping summer highs lower than inland suburbs and winter lows milder. The afternoon sea breeze often arrives by 1–2 pm, dropping the temperature by 4–8°C in summer. This local effect is strongest on the bay-facing side of the peninsula.
Is there a detailed bom mt martha forecast available?
Yes, the Bureau of Meteorology issues a detailed forecast for the Mornington Peninsula district, which includes Mt Martha. The BOM’s “detailed” view gives wind speeds, rainfall probability, and UV index. For hyperlocal data, the mt martha weather bom page also includes tide times for the nearby beach.