Click on a day for an hourly weather forecast
The temperatures in Portofino in May are usually low and can range between 12°C and 19°C.
You can expect about 3 to 8 days of rain in Portofino during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Portofino in May 2025.
If you’re planning to visit Portofino in the near future, we highly recommend that you review the 14 day weather forecast for Portofino before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 9° / 6° | 6 | 24 | 0 | 126 mm | Ok | Portofino in January |
| February | 10° / 6° | 7 | 21 | 1 | 128 mm | Bad | Portofino in February |
| March | 13° / 7° | 6 | 24 | 0 | 129 mm | Ok | Portofino in March |
| April | 16° / 10° | 5 | 25 | 0 | 120 mm | Good | Portofino in April |
| May | 19° / 12° | 7 | 24 | 0 | 146 mm | Ok | Portofino in May |
| June | 24° / 16° | 7 | 23 | 0 | 128 mm | Good | Portofino in June |
| July | 26° / 18° | 7 | 24 | 0 | 107 mm | Good | Portofino in July |
| August | 27° / 19° | 5 | 26 | 0 | 109 mm | Perfect | Portofino in August |
| September | 24° / 17° | 5 | 25 | 0 | 103 mm | Perfect | Portofino in September |
| October | 19° / 14° | 5 | 26 | 0 | 165 mm | Good | Portofino in October |
| November | 14° / 10° | 7 | 23 | 0 | 205 mm | Ok | Portofino in November |
| December | 11° / 7° | 8 | 23 | 0 | 160 mm | Bad | Portofino in December |