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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Oz Monitorly Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above shows a high of 28°C and a low of 17°C for Wannanup today, with mostly sunny conditions and a light seabreeze. That is a typical summer day for this coastal suburb south of Mandurah.
What will the next few days look like in Wannanup?
The 7-day outlook indicates a gradual warming trend, with maximums climbing from the mid-20s into the low 30s by midweek. Overnight minimums stay near 16–18°C. A weak trough may bring a slight shower chance on Thursday, but the overall pattern remains dry and settled. For a broader view, see weather Perth forecasts, which often mirror conditions here.
How does Wannanup’s coastal location affect its weather?
Positioned on the Peel-Harvey Estuary and the Indian Ocean, Wannanup enjoys a moderating sea breeze that keeps summer afternoons cooler than inland spots like Pinjarra. The breeze usually strengthens by early afternoon, dropping temperatures 2–4°C and raising humidity. This pattern is well captured by Australia weather hub coastal models.
Is Wannanup prone to severe storms?
Not typically; most summer storms pass to the east. However, winter cold fronts can bring heavy rain and gusty winds. Check severe weather warning page for alerts during those months.
Can I get a 14-day forecast for Wannanup?
Yes, services like willyweather wannanup provide extended outlooks, but reliability drops after day 7. The forecast for weather in wannanup 10 days is generally useful for trends, while weather wannanup 14 days gives a broader indication of patterns.
How does Wannanup compare to Perth’s weather?
Wannanup is usually 1–3°C cooler than central Perth due to coastal breezes and less urban heat. Rainfall is similar, though the estuary can create localised fog in autumn. See Perth weather for direct comparison.