None, Italy in May has mild conditions, with highs averaging 19.7°C (67°F) and noticeably cooler mornings. Rain falls on about 16 days this month, totalling around 160 mm.
This month falls at the end of Spring.
Daily highs in May gradually rise from around 18°C (64°F) at the start to 22°C (71°F) by month's end.
May sees fairly even rainfall, totalling about 159 mm across the month.
Expect around 9.1h of sunshine at the start of May, increasing to 11.5h by the end.
The warmest days tend to fall around the 28th, averaging 22.1°C (72°F).