Click on a day for an hourly weather forecast
The weather in Heraklion in September is hot. The average temperatures are between 22°C and 26°C.
You can expect a few rainy days in Heraklion during September, but usually the weather is comfortable in September.
Our weather forecast can give you a great sense of what weather to expect in Heraklion in September 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 |