September weather forecast
Andros, Greece

September, the first month of the autumn in Andros, is still a warm month, with an average temperature ranging between min 18°C (64.4°F) and max 25°C (77°F).

Temperature

During the shift to September, Andros records a mild decrease in average high-temperature, moving from a moderately hot 28°C (82.4°F) in August to a still warm 25°C (77°F). Andros's average low-temperature during September nights is observed to be an enjoyable 18°C (64.4°F).

Rainfall

In Andros, Greece, in September, it is raining for 2 days, with typically 16mm (0.63") of accumulated precipitation. In Andros, during the entire year, the rain falls for 69 days and collects up to 510mm (20.08") of precipitation.

Sea temperature

In September, the average sea temperature in Andros is 24.1°C (75.4°F).
Note: When considering a person's aversion to cold, factors like sunshine, wind, and atmospheric temperature are key. Swimming in 24.1°C (75.4°F) might be delightful. (Remember: The Olympics' swimming events have water temperatures between 25°C (77°F) and 28°C (82.4°F).)

Daylight

In Andros, the average length of the day in September is 12h and 26min.
On the first day of September in Andros, sunrise is at 06:50 and sunset at 19:49. On the last day of the month, sunrise is at 07:15 and sunset at 19:04 EEST.

Sunshine

The average sunshine in September is 10h.

UV index

The average daily maximum UV index in September in Andros, Greece, is 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: During September, 7 as the daily maximum UV index converts into the following advice:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely. Warning! The Sun's UV rays intensify with reflections from sand and water.