Click on a day for an hourly weather forecast
The temperatures in Hydra in September are comfortable with low of 12°C and and high up to 26°C.
The wather in Hydra in September can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Hydra in September 2025.
If you’re planning to visit Hydra in the near future, we highly recommend that you review the 14 day weather forecast for Hydra before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 1° / -6° | 6 | 14 | 12 | 61 mm | Awful | Hydra in January |
| February | 3° / -4° | 7 | 12 | 10 | 56 mm | Awful | Hydra in February |
| March | 9° / 1° | 5 | 20 | 6 | 56 mm | Bad | Hydra in March |
| April | 14° / 3° | 5 | 22 | 3 | 42 mm | Ok | Hydra in April |
| May | 19° / 7° | 5 | 25 | 1 | 45 mm | Good | Hydra in May |
| June | 26° / 12° | 2 | 28 | 0 | 22 mm | Perfect | Hydra in June |
| July | 33° / 16° | 1 | 30 | 0 | 10 mm | Good | Hydra in July |
| August | 32° / 16° | 1 | 30 | 0 | 17 mm | Good | Hydra in August |
| September | 26° / 12° | 1 | 29 | 0 | 18 mm | Perfect | Hydra in September |
| October | 16° / 6° | 3 | 27 | 1 | 40 mm | Good | Hydra in October |
| November | 8° / 0° | 4 | 19 | 6 | 40 mm | Bad | Hydra in November |
| December | 1° / -5° | 6 | 12 | 13 | 67 mm | Awful | Hydra in December |