Port Pirie has a Mediterranean climate with mild, wet winters and hot, dry summers. The average annual rainfall is around 400mm, with most of the precipitation occurring in winter. Summers are often hot, with temperatures reaching into the high 30s (degrees Celsius), while winters are usually mild, with temperatures ranging from 8-16°C. The region also experiences occasional heatwaves and is prone to bushfires during the summer months.
The climate in Port Pirie is classified as a Mediterranean climate. Summers are typically hot, with temperatures often exceeding 30 degrees Celsius (86 degrees Fahrenheit), and mild winters with average temperatures ranging from 5 to 15 degrees Celsius (41 to 59 degrees Fahrenheit). The region also experiences relatively low rainfall, with most precipitation occurring in the winter months.