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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.
Live data from Open-Meteo · updates automatically ·
Northam experiences a Mediterranean climate with hot, dry summers and cool, wet winters; the live forecast above shows today’s conditions, so plan outdoor activities around the coolest part of the day.
What is the typical weather pattern in Northam?
Northam sits in Western Australia’s Avon Valley, about 100 kilometres inland from Perth, giving it a slightly more extreme climate than the coast. Summer days often exceed 30°C, while winter maxima hover around 16°C, with most rainfall occurring between May and August.
- Summer (Dec–Feb): Dry heat, average highs near 33°C, lows around 17°C, with occasional heatwave events.
- Winter (Jun–Aug): Cool and damp, typical highs of 16–18°C, overnight lows near 5°C, and frequent frosty mornings.
- Spring and autumn offer mild, settled conditions ideal for outdoor events and agriculture.
How should I check the latest conditions?
For the most accurate planning, combine the live forecast above with real-time observations and radar loops. The Bureau of Meteorology provides official data, while third-party services offer extended outlooks.
- Use northam weather radar to track approaching rain or storms in the Avon Valley.
- A northam weather 14 day forecast gives a broad trend, but shorter outlooks are more reliable.
- Check northam weather hourly details for timing of temperature peaks and wind changes.
- Review northam weather observations for current temperature, humidity and wind at the local station.
How does Northam’s weather compare to Perth’s?
Northam is hotter in summer and cooler in winter than Perth because it is inland. Summer highs are typically 3–5°C higher, and winter nights can drop 3–4°C lower, with more frequent frost.
Where can I find historical data for Northam?
You can check northam weather yesterday logs on the Bureau of Meteorology site or look up monthly summaries on Weatherzone for past temperature and rainfall records.
Is there a fire danger period in Northam?
Yes, the Shire of Northam declares a restricted burning season and total fire bans during summer. Check the live forecast and local alerts for current fire danger ratings, especially on hot, windy days.
For broader state conditions, visit our Perth Weather page or check Severe Weather Warning alerts. You can also explore Australia weather hub for other regional forecasts.