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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Pulse 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 ·
Check the live forecast above for Mittagong’s conditions today, as the Southern Highlands climate brings crisp mornings and rapid afternoon shifts that demand a layered approach.
What is the weather in Mittagong like today?
Refer to the live forecast above for the most accurate current conditions. Mittagong sits at around 640 metres elevation, so you can expect cooler temperatures than Sydney, with fog often clearing by mid-morning.
- Mornings are typically chilly, even in summer, with frost common from May to September.
- Afternoon sea breezes can arrive suddenly, dropping temperatures by 5–8°C within minutes.
- Autumn and spring bring the most variable conditions, so a windproof jacket is useful year-round.
What should I plan for in Mittagong over the next week?
The weather in Mittagong 7 day forecast and the weather in Mittagong 14 days outlook both show a pattern of cool nights and mild days, with occasional showers driven by westerly winds. For your weather in Mittagong tomorrow, keep an eye on the live forecast above for any frost warnings.
- For a granular view, the Mittagong weather hourly breakdown helps you time outdoor activities around fog clearance.
- The Mittagong weather radar from the BOM is your best tool to spot incoming rain bands from the west.
- If you are planning ahead, the weather in Mittagong 10 days and Mittagong weather 30 days long-range outlooks indicate settled conditions before a possible cool change late in the period.
Why is Mittagong often colder than the forecast suggests?
Mittagong sits in a valley basin where cold air pools overnight, especially in winter. BOM readings at the airport can be 2–4°C warmer than in the town centre, so add a layer if you are staying in town.
Where can I find the bom weather Mittagong radar?
The Bureau of Meteorology’s Sydney radar, located at Terrey Hills, covers the Southern Highlands. For local detail, use the BOM’s “Mittagong” location page, which integrates radar, satellite and station observations together.
Is the weather in Mittagong 10 days reliable for planning a trip?
It gives a useful trend, but the Southern Highlands’ microclimate means day-to-day confidence drops after day 5. Use the 7-day forecast for firm plans and check the live forecast above on the morning of your visit.
Sources
Compare more conditions across the state on our Australia weather hub, or check Sydney Weather and Melbourne Weather. For major storm updates, visit our Severe Weather Warning page.