Weather in Greenock

Climate of Greenock: 1991–2020 normals

In Greenock, January is typically the warmest month (up to 28.9 °C on average), while July is the coldest at 6.2 °C. August sees the most rain, with around 55 mm.

By season (average highs, 1991–2020 normals): winter 13.6 °C and 150 mm of rain, spring 20.4 °C and 124 mm, summer 27.9 °C and 81 mm, autumn 21.1 °C and 91 mm. The wettest season is winter (34 % of the annual total), the driest summer (18 %).

Compared with Adelaide, the main town 60 km to the south-west, highs in the warmest month are 2.4 °C higher here, and the year brings 44 mm less precipitation. In no month does the average low fall below 0 °C; in 7 months the average high exceeds 20 °C (January, February, March, April, October, November and December).

Nearby places with normals of their own (from another station or reanalysis grid cell) compare as follows: Freeling (11 km to the west): summers 0.4 °C warmer and 36 mm drier a year; Kapunda (13 km to the north): summers 0.7 °C warmer and 54 mm drier a year; Williamstown (24 km to the south): summers 0.6 °C cooler and 21 mm wetter a year. Among the 112 places we cover in South Australia whose normals come from the ERA5 reanalysis, Greenock ranks 40th for summer warmth and 54th for annual precipitation. The warmest summers are in Coober Pedy and the coolest in Robe; the wettest year is in Millicent and the driest in Coober Pedy.