Karpathos
Greece
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Karpathos, Greece

September, the first month of the autumn, in Karpathos, is also a moderately hot month, with temperature in the range of an average low of 20°C (68°F) and an average high of 27°C (80.6°F).
The ideal sea water temperature of 25.4°C (77.7°F) and only 2 rainfall days, with 11mm (0.4") of accumulated rainfall, make September the best time for swimming and other water activities.

Temperature

In September, the average high-temperature is almost the same as in August - a still moderately hot 27°C (80.6°F). In Karpathos, in September, the average low-temperature is 20°C (68°F).

Rainfall

In Karpathos, during September, the rain falls for 2 days and regularly aggregates up to 11mm (0.4") of precipitation. In Karpathos, during the entire year, the rain falls for 78 days and collects up to 672mm (26.5") of precipitation.

Sea temperature

In September, the average sea temperature in Karpathos is 25.4°C (77.7°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in September is 12.4h.

Sunshine

In Karpathos, 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 health vulnerability from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 7 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in September in Karpathos?

The average high-temperature, in September, is 27°C (80.6°F), while the average low-temperature is 20°C (68°F).

How much does it rain in Karpathos in September?

In September, in Karpathos, Greece, the rain falls for 2 days. Throughout September, 11mm (0.4") of precipitation is accumulated.

How warm is the water in September in Karpathos?

In Karpathos, Greece, the average seawater temperature in September is 25.4°C (77.7°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in September in Karpathos?

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

How many hours of sunshine does Karpathos have in September?

In Karpathos, the average sunshine in September is 11h.

What is the UV index intensity in September in Karpathos?

In Karpathos, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to the Sun's UV rays.
Average temperature in September - Karpathos, Greece
  • Average high temperature in September: 27°C

Warmest months (with the highest average high temperature) are July and August (29°C).
The month with the lowest average high temperature is January (14°C).

  • Average low temperature in September: 20°C

The month with the highest average low temperature is August (22°C).
Coldest months (with the lowest average low temperature) are January and February (8°C).

Average rainfall in September - Karpathos, Greece
  • Average rainfall in September: 11mm

The wettest month (with the highest rainfall) is January (148mm).
Driest months (with the lowest rainfall) are July and August (1mm).

Average rainfall days in September - Karpathos, Greece
  • Average rainfall days in September: 2 days

Months with the highest number of rainy days are January and December (13 days).
Months with the lowest number of rainy days are June, July, August and September (2 days).

Average sea temperature in September - Karpathos, Greece
  • Average sea temperature in September: 25.4°C

The best month for swimming (with the highest average sea temperature) is August (26.1°C).
The coldest month (with the lowest average sea temperature) is February (16.8°C).

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

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 11h

Months with most sunshine are June, July and August (Average sunshine: 13h).
Months with least sunshine are January and December (Average sunshine: 5).

Average UV index in September - Karpathos, 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).