Arta
Greece
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Arta, Greece

The first month of the autumn, September, is also a moderately hot month in Arta, Greece, with average temperature fluctuating between 17.1°C (62.8°F) and 29°C (84.2°F).

Temperature

In Arta, the average high-temperature in September marginally drops, from a tropical 32°C (89.6°F) in August, to a warm 29°C (84.2°F). The average low-temperature, in Arta, is 17.1°C (62.8°F).

Heat index

In September, the average heat index is estimated at a tropical 31.6°C (88.9°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is individual, with diverse people perceiving weather differently for numerous reasons (clothing, pregnancy, wind), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. 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 Arta, the average relative humidity in September is 63.6%.

Rainfall

In Arta, during September, the rain falls for 4.9 days and regularly aggregates up to 43.5mm (1.7") of precipitation. In Arta, Greece, during the entire year, the rain falls for 97.9 days and collects up to 1084.6mm (42.7") of precipitation.

Daylight

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

What is the temperature in September in Arta?

In September, in Arta, the average high-temperature is 29°C (84.2°F), and the average low-temperature is 17.1°C (62.8°F). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), that combines air temperature and relative humidity, is estimated at 31.6°C (88.9°F).

What is the average humidity in September in Arta?

In Arta, Greece, the average relative humidity in September is 63.6%.

How many days does it rain in September in Arta?

In September, the rain falls for 4.9 days. Throughout September, 43.5mm (1.7") of precipitation is accumulated.

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

In Arta, Greece, the average length of the day in September is 12.4h.
Average temperature in September - Arta, Greece
  • Average high temperature in September: 29°C

The warmest month (with the highest average high temperature) is August (32°C).
The month with the lowest average high temperature is January (13.3°C).

  • Average low temperature in September: 17.1°C

The month with the highest average low temperature is August (19.9°C).
The coldest month (with the lowest average low temperature) is January (4.7°C).

Average humidity in September - Arta, Greece
  • Average humidity in September: 63.6%

The month with the highest relative humidity is November (74.1%).
The month with the lowest relative humidity is July (59.2%).

Average rainfall in September - Arta, Greece
  • Average rainfall in September: 43.5mm

The wettest month (with the highest rainfall) is December (187.5mm).
The driest month (with the lowest rainfall) is July (12.6mm).

Average rainfall days in September - Arta, Greece
  • Average rainfall days in September: 4.9 days

The month with the highest number of rainy days is December (13 days).
Months with the lowest number of rainy days are July and August (2.5 days).

Average daylight in September - Arta, Greece
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.5h).