Stoupa
Greece
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Stoupa, Greece

The first month of the autumn, September, is still a warm month in Stoupa, Greece, with average temperature fluctuating between 14°C (57.2°F) and 25°C (77°F).

Temperature

In Stoupa, the average high-temperature slightly decreases, from a warm 28°C (82.4°F) in August, to a still moderately hot 25°C (77°F). The average low-temperature, in September, is 14°C (57.2°F).

Rainfall

In Stoupa, in September, during 3 rainfall days, 25mm (1") of precipitation is typically accumulated. Throughout the year, there are 97 rainfall days, and 814mm (32") of precipitation is accumulated.

Sea temperature

In Stoupa, the average water temperature is 24°C (75.2°F).
Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24°C (75.2°F) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 25°C (77°F) to 28°C (82.4°F).)

Daylight

In September, the average length of the day in Stoupa is 12.4h.

Sunshine

The average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 7 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in September in Stoupa?

The average high-temperature, in September, in Stoupa, Greece, is 25°C (77°F), while the average low-temperature is 14°C (57.2°F).

How many days does it rain in September in Stoupa?

In September, the rain falls for 3 days. Throughout September, 25mm (1") of precipitation is accumulated.

How warm is the water in September in Stoupa?

In September, the average sea temperature is 24°C (75.2°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24°C (75.2°F) water may be enjoyable.

How many hours of daylight does Stoupa have in September?

In Stoupa, the average length of the day in September is 12.4h.

How long on average sun shines in September in Stoupa?

The average sunshine in September is 9h.

What is the UV index intensity in September in Stoupa?

In Stoupa, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in September - Stoupa, Greece
  • Average high temperature in September: 25°C

Warmest months (with the highest average high temperature) are July and August (28°C).
Months with the lowest average high temperature are January and February (10°C).

  • Average low temperature in September: 14°C

Months with the highest average low temperature are July and August (16°C).
Coldest months (with the lowest average low temperature) are January and February (3°C).

Average rainfall in September - Stoupa, Greece
  • Average rainfall in September: 25mm

The wettest month (with the highest rainfall) is December (152mm).
The driest month (with the lowest rainfall) is August (13mm).

Average rainfall days in September - Stoupa, Greece
  • Average rainfall days in September: 3 days

The month with the highest number of rainy days is December (14 days).
The month with the lowest number of rainy days is July (2 days).

Average sea temperature in September - Stoupa, Greece
  • Average sea temperature in September: 24°C

The best month for swimming (with the highest average sea temperature) is August (25°C).
Coldest months (with the lowest average sea temperature) are February and March (15°C).

Average daylight in September / Average sunshine in September - Stoupa, Greece
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.7h).

  • Average sunshine in September: 9h

Months with most sunshine are July and August (Average sunshine: 12h).
The month with least sunshine is December (Average sunshine: 4h).

Average UV index in September - Stoupa, Greece
  • Average UV index in September: 7

Months with the highest UV index are June and July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).