September weather forecast
Corfu, Greece

Beautiful white sandy beaches and clear waters in a village in Corfu Island, Greece
Beautiful white sandy beaches and clear waters in a village in Corfu Island, Greece

Weather in September

The first month of the autumn, September, is still a warm month in Corfu, Greece, with an average temperature ranging between max 27.6°C (81.7°F) and min 16.5°C (61.7°F).

Temperature

In September, the average high-temperature slightly decreases from a tropical 31.3°C (88.3°F) in August to a warm 27.6°C (81.7°F). The average low-temperature, in September, is 16.5°C (61.7°F).

Heat index

The average heat index in September is computed to be a tropical 30°C (86°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'feels like', 'real feel', or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like differences in body mass, height, and shape, pregnancy, wind, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In September, the average relative humidity is 70.4%.

Rainfall

In Corfu, it is raining for 7 days, with typically 81mm (3.19") of accumulated precipitation. Throughout the year, in Corfu, there are 128.7 rainfall days, and 1097mm (43.19") of precipitation is accumulated.

Sea temperature

In Corfu, in September, the average water temperature is 25.3°C (77.5°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

The average length of the day in September in Corfu is 12h and 27min.
On the first day of the month, sunrise is at 07:08 and sunset at 20:12. On the last day of September, sunrise is at 07:35 and sunset at 19:25 EEST.

Sunshine

The average sunshine in September is 8.6h.

UV index

In Corfu, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The average daily UV index of 6 in September transform into the following instructions:
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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What is the temperature in September in Corfu?

In Corfu, Greece, in September, the average high-temperature is 27.6°C (81.7°F), and the average low-temperature is 16.5°C (61.7°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 30°C (86°F).

What is the average humidity in September in Corfu?

In Corfu, Greece, the average relative humidity in September is 70.4%.

How many days does it rain in September in Corfu?

In Corfu, in September, during 7 rainfall days, 81mm (3.19") of precipitation is typically accumulated.

What is the water temperature in September in Corfu?

In September, the average sea temperature in Corfu, Greece, is 25.3°C (77.5°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 Corfu?

In Corfu, the average day length in September is 12h and 27min.

What time are sunrise and sunset in September in Corfu?

On the first day of September in Corfu, sunrise is at 07:08 and sunset at 20:12. On the last day of the month, sunrise is at 07:35 and sunset at 19:25 EEST.

How many hours of sunshine does Corfu have in September?

In September, the average sunshine duration is 8.6h.

What is the UV index reading in September in Corfu?

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.

Average temperature in September
Corfu, Greece

Average temperature in September - Corfu, Greece
  • Average high temperature in September: 27.6°C

The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (13.9°C).

  • Average low temperature in September: 16.5°C

The month with the highest average low temperature is August (18.8°C).
The coldest month (with the lowest average low temperature) is January (5.1°C).

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Average humidity in September
Corfu, Greece

Average humidity in September - Corfu, Greece
  • Average humidity in September: 70.4%

The month with the highest relative humidity is November (77.5%).
The month with the lowest relative humidity is July (60%).

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Average rainfall in September
Corfu, Greece

Average rainfall in September - Corfu, Greece
  • Average rainfall in September: 81.3mm

The wettest month (with the highest rainfall) is November (187.4mm).
The driest month (with the least rainfall) is July (9.2mm).

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Average rainfall days in September
Corfu, Greece

Average rainfall days in September - Corfu, Greece
  • Average rainfall days in September: 7 days

The month with the highest number of rainy days is December (17.5 days).
The month with the least rainy days is July (2.3 days).

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Average sea temperature in September
Corfu, Greece

Average sea temperature in September - Corfu, Greece
  • Average sea temperature in September: 25.3°C

The best month for swimming (with the highest average sea temperature) is August (25.7°C).
The coldest month (with the lowest average sea temperature) is February (15.2°C).

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Average daylight in September /
Average sunshine in September
Corfu, Greece

Average daylight in September / Average sunshine in September - Corfu, Greece
  • Average daylight in September: 12h and 27min

The month with the longest days is June (Average daylight: 14h and 56min).
The month with the shortest days is December (Average daylight: 9h and 26min).

  • Average sunshine in September: 8h and 36min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).

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Average UV index in September
Corfu, Greece

Average UV index in September - Corfu, Greece
  • Average UV index in September: 6

The months with the highest UV index are June and July (UV index 9).
The months with the lowest UV index are January, November and December (UV index 2).

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