September weather forecastKoufalia, Greece

September

Weather in September

The first month of the autumn, September, is still a warm month in Koufalia, Greece, with an average temperature ranging between max 26.4°C (79.5°F) and min 17°C (62.6°F).

Temperature

The transition into September involves a decrease in the average high-temperature, falling from a tropical 31.7°C (89.1°F) in August to a warm 26.4°C (79.5°F). In the month of September, Koufalia experiences an average low-temperature of 17°C (62.6°F).

Humidity

The average relative humidity in September in Koufalia is 59%.

Rainfall

In Koufalia, in September, during 9.8 rainfall days, 28mm (1.1") of precipitation is typically accumulated. In Koufalia, during the entire year, the rain falls for 133.1 days and collects up to 436mm (17.17") of precipitation.

Snowfall

In Koufalia, snow does not fall in April through October.

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of the month, sunrise is at 06:57 and sunset at 20:02. On the last day of September, in Koufalia, sunrise is at 07:25 and sunset at 19:13 EEST.

Sunshine

In Koufalia, the average sunshine in September is 9.6h.

UV index

The average daily maximum UV index in September in Koufalia is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 5 in September translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

In Koufalia, 26.4°C (79.5°F) is the average high-temperature and 17°C (62.6°F) is the average low-temperature during September. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 34°C (93.2°F).

In Koufalia, the average relative humidity in September is 59%.

In Koufalia, during September, the rain falls for 9.8 days and regularly aggregates up to 28mm (1.1") of precipitation.

In Koufalia, snow does not fall in April through October.

In Koufalia, Greece, the average day length in September is 12h and 28min.

On the first day of September in Koufalia, Greece, sunrise is at 06:57 and sunset at 20:02. On the last day of the month, sunrise is at 07:25 and sunset at 19:13 EEST.

The average sunshine duration in September in Koufalia, Greece, is 9.6h.

In September, the average daily maximum UV index in Koufalia, Greece, is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Koufalia, Greece

  • Average high temperature in September: 26.4°C

The warmest month (with the highest average high temperature) is July (31.8°C).
The month with the lowest average high temperature is January (8.4°C).

  • Average low temperature in September: 17°C

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).

Average pressure in September
Koufalia, Greece

  • Average pressure in September: 1016.2mbar

The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).

Average wind speed in September
Koufalia, Greece

  • Average wind speed in September: 7.8km/h

The windiest month (with the highest average wind speed) is February (9.2km/h).
The calmest month (with the lowest average wind speed) is November (7.3km/h).

Average humidity in September
Koufalia, Greece

  • Average humidity in September: 59%

The months with the highest relative humidity are January and February (75%).
The month with the lowest relative humidity is August (52%).

Average rainfall in September
Koufalia, Greece

  • Average rainfall in September: 28mm

The wettest month (with the highest rainfall) is March (55mm).
The driest month (with the least rainfall) is August (20mm).

Average rainfall days in September
Koufalia, Greece

  • Average rainfall days in September: 9.8 days

The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is August (8.4 days).

Average snowfall in September
Koufalia, Greece

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (35mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Koufalia, Greece

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 9h and 36min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

Average sunshine days in September
Koufalia, Greece

  • Average sunshine days in September: 17.9 days

The month with the most sunshine days is August (20 days).
The month with the least sunshine days is June (13.5 days).

Average UV index in September
Koufalia, Greece

  • Average UV index in September: 5

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
Koufalia, Greece

  • Average cloud cover in September: 22

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 15).

Average visibility in September
Koufalia, Greece

  • Average visibility in September: 10km

The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).