September weather forecast
Sisi, Greece

September, the first month of the autumn in Sisi, is also a moderately hot month, with an average temperature fluctuating between 24°C (75.2°F) and 17°C (62.6°F).

Temperature

The transition into September notes an average high-temperature of a still moderately hot 24°C (75.2°F), revealing a mild distinction from the 26°C (78.8°F) in August. Throughout September, Sisi registers a consistent average low-temperature of 17°C (62.6°F).

Rainfall

In Sisi, Greece, during September, the rain falls for 2 days and regularly aggregates up to 23mm (0.91") of precipitation. Throughout the year, in Sisi, there are 75 rainfall days, and 847mm (33.35") of precipitation is accumulated.

Sea temperature

In September, the average sea temperature in Sisi is 24°C (75.2°F).
Note: If you're wary of the cold, the surrounding conditions—sunshine, wind, and air temperature become crucial when swimming in 24°C (75.2°F) waters. Olympic standards, for reference, are set between 25°C (77°F) and 28°C (82.4°F).

Daylight

In Sisi, the average length of the day in September is 12h and 24min.
On the first day of September, sunrise is at 06:50 and sunset at 19:44. On the last day of the month, sunrise is at 07:12 and sunset at 19:03 EEST.

Sunshine

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

UV index

In September, the average daily maximum UV index in Sisi, Greece, is 8. A UV Index of 8 to 10 symbolizes a very high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 8 suggests these recommendations:
Always be careful, as unprotected skin and eyes might burn in no time. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Watch out! Reflections from sand and water can surge UV radiation exposure.