Weather in Augusta

Climate of Augusta: 1991–2020 normals

In Augusta, February is typically the warmest month (up to 25.2 °C on average), while August is the coldest at 10.1 °C. July sees the most rain, with around 139 mm.

By season (average highs, 1991–2020 normals): winter 15.8 °C and 371 mm of rain, spring 18.2 °C and 152 mm, summer 24.2 °C and 40 mm, autumn 21.3 °C and 156 mm. The wettest season is winter (52 % of the annual total), the driest summer (6 %).

Compared with Perth (Western Australia), the main town 271 km to the north, highs in the warmest month are 5.3 °C lower here, and the year brings 168 mm more precipitation. In no month does the average low fall below 0 °C; in 6 months the average high exceeds 20 °C (January, February, March, April, November and December).

Nearby places with normals of their own (from another station or reanalysis grid cell) compare as follows: Margaret River (41 km to the north): summers 0.9 °C cooler and 82 mm drier a year. Among the 104 places we cover in Western Australia whose normals come from the ERA5 reanalysis, Augusta ranks 93rd for summer warmth and 2nd for annual precipitation. The warmest summers are in Paraburdoo and the coolest in Dunsborough; the wettest year is in Kununurra and the driest in Carnarvon.