Click on a day for an hourly weather forecast
The temperatures in Mahon in May are comfortable with low of 17°C and and high up to 19°C.
You can expect a few rainy days in Mahon during May, but usually the weather is comfortable in May.
Our weather forecast can give you a great sense of what weather to expect in Mahon in May 2026.
If you’re planning to visit Mahon in the near future, we highly recommend that you review the 14 day weather forecast for Mahon before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 14° / 12° | 5 | 27 | 0 | 93 mm | Good | Mahon in January |
| February | 14° / 11° | 4 | 24 | 0 | 77 mm | Good | Mahon in February |
| March | 14° / 12° | 3 | 28 | 0 | 59 mm | Good | Mahon in March |
| April | 16° / 14° | 3 | 27 | 0 | 53 mm | Good | Mahon in April |
| May | 19° / 17° | 2 | 29 | 0 | 44 mm | Good | Mahon in May |
| June | 23° / 21° | 1 | 29 | 0 | 21 mm | Perfect | Mahon in June |
| July | 26° / 24° | 1 | 30 | 0 | 8 mm | Perfect | Mahon in July |
| August | 26° / 24° | 1 | 30 | 0 | 18 mm | Perfect | Mahon in August |
| September | 25° / 23° | 4 | 26 | 0 | 95 mm | Perfect | Mahon in September |
| October | 22° / 20° | 4 | 27 | 0 | 100 mm | Good | Mahon in October |
| November | 18° / 16° | 6 | 24 | 0 | 144 mm | Good | Mahon in November |
| December | 15° / 14° | 4 | 27 | 0 | 74 mm | Good | Mahon in December |