Weather in Cowaramup

Climate of Cowaramup: 1991–2020 normals

In Cowaramup, February is typically the warmest month (up to 23.9 °C on average), while August is the coldest at 11.2 °C. July sees the most rain, with around 127 mm.

By season (average highs, 1991–2020 normals): winter 15.3 °C and 338 mm of rain, spring 17.2 °C and 127 mm, summer 23.0 °C and 32 mm, autumn 20.3 °C and 137 mm. The wettest season is winter (53 % of the annual total), the driest summer (5 %).

Compared with Perth (Western Australia), the main town 223 km to the north, highs in the warmest month are 6.6 °C lower here, and the year brings 84 mm more precipitation. In no month does the average low fall below 0 °C; in 5 months the average high exceeds 20 °C (January, February, March, April and December).

Nearby places with normals of their own (from another station or reanalysis grid cell) compare as follows: Margaret River (12 km to the south): summers 0.3 °C warmer and 3 mm wetter a year; Vasse (23 km to the north-east): summers 3.3 °C warmer and 21 mm drier a year; Dunsborough (26 km to the north): summers 1.9 °C cooler and 4 mm wetter a year. Among the 104 places we cover in Western Australia whose normals come from the ERA5 reanalysis, Cowaramup ranks 98th for summer warmth and 14th 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.