September weather forecast
Agios Ioannis Diakoftis, Greece

The first month of the autumn, September, is also a moderately hot month in Agios Ioannis Diakoftis, Greece, with an average temperature ranging between min 18°C (64.4°F) and max 24°C (75.2°F).

Temperature

With the onset of September, Agios Ioannis Diakoftis experiences a modest temperature adjustment, with the average high-temperature gently receding from a moderately hot 27°C (80.6°F) in August to a still warm 24°C (75.2°F). Agios Ioannis Diakoftis, during the nights of September, experiences an average temperature drop to a refreshing 18°C (64.4°F).

Rainfall

In Agios Ioannis Diakoftis, in September, during 2 rainfall days, 14mm (0.55") of precipitation is typically accumulated. Throughout the year, there are 68 rainfall days, and 526mm (20.71") of precipitation is accumulated.

Sea temperature

July through September, with an average sea temperature of 23°C (73.4°F), are months with the warmest seawater.
Note: Think about diving into 23°C (73.4°F) waters. Factors like your sensitivity to cold, the brightness of the sun, wind conditions, and the day's warmth play a role. For reference, Olympic swimming competitions use waters between 25°C (77°F) and 28°C (82.4°F).

Daylight

The average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 06:49 and sunset at 19:47. On the last day of September, sunrise is at 07:13 and sunset at 19:03 EEST.

Sunshine

The average sunshine in September is 11h.

UV index

In September, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 7 in September translates into this advice:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. 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. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Caution! Sand and water reflections can notably increase the UV radiation intensity.