Climate almanac
Unanderra
New South Wales, Australia · -34.45°, 150.85°
What is the climate like in Unanderra?
The best time to visit Unanderra is typically September, the year's most comfortable month (6.8/10). Unanderra is warmest in January, when daily highs average 77°F (25°C), and coolest in July, when lows fall to about 47°F (8°C). The wettest month is typically March and the driest is September; the year sees roughly 48 in (1224 mm) of precipitation.
- Best time to visitSeptember — the year's comfort peak (6.8/10)
- Warmest monthJanuary — average high 77°F (25°C)
- Coolest monthJuly — average low 47°F (8°C)
- Wettest monthMarch (7.4 in (189 mm))
- Driest monthSeptember (2.7 in (69 mm))
- Annual precipitation48 in (1224 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromPort Kembla Signal Station, 7 km away (1957-2026)