September weather forecast
Sitia, Greece

The first month of the autumn, September, is still a warm month in Sitia, Greece, with an average temperature ranging between min 19°C (66.2°F) and max 26°C (78.8°F).
The ideal sea water temperature of 25.5°C (77.9°F) and only 1 rainfall days, with 14mm (0.55") of accumulated rainfall, makes September the best time for swimming and other water activities.

Temperature

As Sitia welcomes September, the average high-temperature stabilizes at a still moderately hot 26°C (78.8°F), showing little deviation from August's 28°C (82.4°F). Sitia throughout September, experiences an average nighttime temperature of 19°C (66.2°F).

Rainfall

In Sitia, in September, it is raining for 1 days, with typically 14mm (0.55") of accumulated precipitation. In Sitia, during the entire year, the rain falls for 68 days and collects up to 616mm (24.25") of precipitation.

Sea temperature

In Sitia, in September, the average water temperature is 25.5°C (77.9°F).
Note: Surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as excellent and extremely agreeable for enduring enjoyment in water activities.

Daylight

In September, the average length of the day in Sitia is 12h and 24min.
On the first day of September, sunrise is at 06:48 and sunset at 19:42. On the last day of the month, sunrise is at 07:09 and sunset at 19:00 EEST.

Sunshine

In Sitia, the average sunshine in September is 10h.

UV index

The average daily maximum UV index in September in Sitia, Greece, is 8. A UV Index of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 8 transforms into these recommendations:
Take extra precautions. Protection against sun damage is required. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Alert! Sand and water increase UV exposure due to their reflective properties.