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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Aussie Insightly Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Tullimbar, in the Illawarra region near Lake Illawarra, has a mild temperate climate with warm summers and cool winters. The live forecast above shows current conditions, while typical summer highs reach the mid-20s to low 30s and winter lows drop to 5–10°C. Rainfall is spread throughout the year, with a slight autumn peak.
What drives Tullimbar’s day-to-day weather?
Tullimbar sits close to the coast, so sea breezes moderate temperatures, especially in summer. Inland ridges can trigger afternoon showers or thunderstorms. During winter, westerly winds bring clear, cool nights, while easterly flows from the Tasman Sea deliver cloud and drizzle. The Bureau of Meteorology’s regular observations for nearby Wollongong provide a close reference for local conditions. For broader regional outlooks, consult the Australia weather hub or check Sydney weather and Wollongong weather updates.
How does the local landscape affect Tullimbar weather?
The escarpment west of Tullimbar can trap moisture, enhancing rainfall compared to coastal areas. Lake Illawarra to the east also adds humidity, particularly in summer. Frost is rare in the built-up parts near Tullimbar Inn and Tullimbar Public School, but open paddocks may see light frost in winter. The area is not prone to severe storms, but occasional east coast lows can bring heavy rain and gusty winds.
Does Tullimbar get frost?
Frost is uncommon in the urbanised areas, but low-lying pockets away from the lake can see a few frosty mornings in July and August. The proximity to Lake Illawarra often moderates overnight temperatures.
What is the best time to visit Tullimbar?
Late spring (October–November) and early autumn (March–April) offer mild weather with lower rainfall. Summer can be warm and humid, while winter is cool but generally dry and sunny.
Is Tullimbar prone to severe weather?
Severe thunderstorms are occasional in summer, but the area is not a hotspot for tornadoes or destructive hail. East coast lows can bring flooding rain every few years. Check the Severe Weather Warning page for updates.