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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Down Under Brief 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 Mount Warrigal’s current conditions, as this Illawarra suburb sits between Lake Illawarra and the coast, where sea breezes and afternoon cloud can shift quickly.
What is the typical weather pattern for Mount Warrigal?
Mount Warrigal enjoys a temperate coastal climate. Summers are warm with average highs around 26 °C, while winters are mild, rarely dropping below 8 °C. Rainfall is spread through the year, with the heaviest falls often from autumn to early spring due to east coast lows. The suburb’s proximity to the lake and ocean means humidity can rise in summer, and a stiff southerly change is common in the afternoon.
How does Mount Warrigal’s location affect its forecast?
Sheltered by the escarpment to the west, Mount Warrigal can be a few degrees warmer than inland areas like Albion Park. However, the lake and coast generate localised cloud and fog in winter mornings. For broader regional patterns, check Australia weather hub or compare with Sydney Weather. If a low-pressure system develops, a Severe Weather Warning may be issued for the Illawarra.
Does Mount Warrigal get much rain?
Yes – annual rainfall averages around 1200 mm, with the wettest months March to June. Rain tends to arrive as steady coastal showers rather than heavy inland storms, and fog can form over Lake Illawarra on calm winter nights.
How does Mount Warrigal’s weather differ from weather Wollongong?
Located a few kilometres south, Mount Warrigal is slightly warmer and less windy than Wollongong’s exposed coast. However, both share the same sea‑breeze pattern and escarpment‑driven cloud, so Wollongong’s forecast is a reliable guide.
Is Mount Warrigal weather suitable for outdoor activities?
Generally yes – the suburb has pleasant conditions for most of the year. Summer afternoons can be hot, but a sea breeze often arrives by 2 pm. Check the live forecast above before heading to Mount Warrigal Public School sports fields or the lake foreshore.