Click on a day for an hourly weather forecast
The temperatures in Monaco in May are usually low and can range between 14°C and 20°C.
You can expect about 3 to 8 days of rain in Monaco 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 Monaco in May 2025.
If you’re planning to visit Monaco in the near future, we highly recommend that you review the 14 day weather forecast for Monaco before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 12° / 7° | 4 | 27 | 0 | 62 mm | Ok | Monaco in January |
| February | 12° / 7° | 4 | 24 | 1 | 76 mm | Ok | Monaco in February |
| March | 14° / 9° | 4 | 27 | 0 | 68 mm | Good | Monaco in March |
| April | 17° / 11° | 3 | 27 | 0 | 82 mm | Good | Monaco in April |
| May | 20° / 14° | 3 | 28 | 0 | 71 mm | Good | Monaco in May |
| June | 24° / 18° | 3 | 27 | 0 | 54 mm | Perfect | Monaco in June |
| July | 27° / 21° | 2 | 29 | 0 | 41 mm | Perfect | Monaco in July |
| August | 28° / 21° | 2 | 29 | 0 | 31 mm | Perfect | Monaco in August |
| September | 24° / 18° | 2 | 28 | 0 | 57 mm | Perfect | Monaco in September |
| October | 20° / 15° | 4 | 27 | 0 | 129 mm | Good | Monaco in October |
| November | 16° / 11° | 5 | 25 | 0 | 179 mm | Good | Monaco in November |
| December | 13° / 8° | 3 | 28 | 0 | 93 mm | Ok | Monaco in December |