Viedma experiences a mild climate with distinct seasonal variations. Winters are cool, ranging from -5°C in July and August to 2°C in March, while springs and autumns are mild, with temperatures gradually warming up from 4°C in November to 40°C in December. Summers are hot, with temperatures often reaching 41°C in February, but also experiencing cooler days around 7°C. The warmest months are January, February, and December, while the coolest are June, July, and August.