April to May or September to mid-October. Spring and early autumn offer pleasant temperatures (low-to-mid 60s°F to low 70s°F), thinner crowds than summer, and coincide with major events (Salone del Mobile in April, Milan Fashion Week in September). Summer can be hot and humid (above 85°F with high humidity). Winter is cold and foggy
| Month | High (°F) | Low (°F) | Notes |
|---|---|---|---|
| Jan | 45 | 30 | crisp & mostly dry |
| Feb | 49 | 33 | cool & mostly dry |
| Mar | 56 | 38 | cool & changeable |
| Apr | 64 | 46 | mild & changeable |
| May | 71 | 53 | mild & changeable |
| Jun | 80 | 62 | warm & changeable |
| Jul | 85 | 66 | warm & changeable |
| Aug | 83 | 65 | warm & changeable |
| Sep | 75 | 58 | warm & changeable |
| Oct | 64 | 51 | mild & changeable |
| Nov | 53 | 41 | cool & changeable |
| Dec | 45 | 32 | cool & mostly dry |