Winters in Cranbourne are mild, with average temperatures ranging from 8-19°C during June and July. Spring brings a gradual warming trend, with temperatures increasing to an average of 13°C by April. Summer is warm to hot, with average highs reaching up to 37°C in January, but also experiencing cooler nights around 7°C. Autumn sees a return to mild conditions, with temperatures averaging around 11-12°C from September to November. The coolest months are July and August, while the warmest month is usually December.