Click on a day for an hourly weather forecast
The temperatures in Heraklion in May are comfortable with low of 17°C and and high up to 22°C.
You can expect a few rainy days in Heraklion 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 Heraklion in May 2025.
If you’re planning to visit Heraklion in the near future, we highly recommend that you review the 14 day weather forecast for Heraklion before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 14° / 11° | 4 | 27 | 0 | 93 mm | Good | Heraklion in January |
| February | 15° / 11° | 4 | 25 | 0 | 71 mm | Good | Heraklion in February |
| March | 16° / 12° | 2 | 29 | 0 | 44 mm | Good | Heraklion in March |
| April | 19° / 14° | 1 | 29 | 0 | 27 mm | Good | Heraklion in April |
| May | 22° / 17° | 1 | 30 | 0 | 21 mm | Good | Heraklion in May |
| June | 25° / 21° | 0 | 30 | 0 | 8 mm | Perfect | Heraklion in June |
| July | 28° / 23° | 0 | 31 | 0 | 1 mm | Perfect | Heraklion in July |
| August | 28° / 24° | 0 | 31 | 0 | 2 mm | Perfect | Heraklion in August |
| September | 26° / 22° | 1 | 29 | 0 | 17 mm | Perfect | Heraklion in September |
| October | 23° / 19° | 2 | 29 | 0 | 42 mm | Perfect | Heraklion in October |
| November | 20° / 16° | 2 | 28 | 0 | 51 mm | Good | Heraklion in November |
| December | 16° / 13° | 4 | 27 | 0 | 88 mm | Good | Heraklion in December |