Quartu Sant'Elena experiences mild winters, with temperatures often ranging between 0-20°C in January and December. Spring arrives in March, bringing temperatures that can fluctuate between -1°C and 25°C, gradually warming up as the season progresses. Summer months from June to August are hot, with temperatures frequently reaching 37-42°C, while autumn brings a slight cooling trend, with September being an exception. Autumn's warmth is short-lived, as November returns to cooler temperatures reminiscent of winter.