September weather forecastMitilini, Greece

September

Weather in September

The first month of the autumn, September, is still a warm month in Mitilini, Greece, with an average temperature varying between 18.5°C (65.3°F) and 26.7°C (80.1°F).

Temperature

The start of September involves a subtle temperature drop, shifting from a hot 30.2°C (86.4°F) in August to a moderately hot 26.7°C (80.1°F). During September, the temperature in Mitilini, Greece, tends to dip to an average of 18.5°C (65.3°F) at night.

Humidity

The average relative humidity in September is 59.5%.

Rainfall

In September, the rain falls for 1.3 days. Throughout September, 11mm (0.43") of precipitation is accumulated. In Mitilini, during the entire year, the rain falls for 54.1 days and collects up to 671mm (26.42") of precipitation.

Sea temperature

In Mitilini, in September, the average water temperature is 23°C (73.4°F).
Note: For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 23°C (73.4°F).

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 06:42 and sunset at 19:44. On the last day of September, in Mitilini, sunrise is at 07:09 and sunset at 18:57 EEST.

Sunshine

The average sunshine in September is 11h.

UV index

In Mitilini, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 6 during September translates into the following guidance:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Heads up! The reflection of sand and water notably intensifies UV rays from the Sun.

Updated: Feb 14, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In September, the average high-temperature and low-temperature in Mitilini are 26.7°C (80.1°F) and 18.5°C (65.3°F) respectively. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 33°C (91.4°F).

In September, the average relative humidity is 59.5%.

In Mitilini, Greece, in September, during 1.3 rainfall days, 11mm (0.43") of precipitation is typically accumulated.

In Mitilini, Greece, the average seawater temperature in September is 23°C (73.4°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 23°C (73.4°F) water may be enjoyable.

In September, the average day length in Mitilini, Greece, is 12h and 26min.

In September, on the first day of the month, sunrise is at 06:42 and sunset at 19:44. On the last day of the month, in Mitilini, Greece, sunrise is at 07:09 and sunset at 18:57 EEST.

In September, the average sunshine duration in Mitilini, Greece, is 11h.

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

30.2°C

26.7°C

21.7°C

Average low temperature

Average humidity

Average rainfall

Average rainfall days

0.4

1.3

3.3

Average sea temperature

Average daylight

Average sunshine

Average UV index

Average temperature in September
Mitilini, Greece

Average high temperature in September: 26.7°C

The warmest month (with the highest average high temperature) is July (30.4°C).
The month with the lowest average high temperature is January (12.1°C).

Average low temperature in September: 18.5°C

The month with the highest average low temperature is July (21.6°C).
The coldest month (with the lowest average low temperature) is January (6.7°C).

Average humidity in September
Mitilini, Greece

Average humidity in September: 59.5%

The month with the highest relative humidity is December (72%).
The month with the lowest relative humidity is July (56%).

Average rainfall in September
Mitilini, Greece

Average rainfall in September: 10.7mm

The wettest month (with the highest rainfall) is December (145.4mm).
The driest month (with the least rainfall) is July (2.3mm).

Average rainfall days in September
Mitilini, Greece

Average rainfall days in September: 1.3 days

The month with the highest number of rainy days is December (10 days).
The months with the least rainy days are July and August (0.4 days).

Average sea temperature in September
Mitilini, Greece

Average sea temperature in September: 23°C

The best month for swimming (with the highest average sea temperature) is August (24.8°C).
The coldest month (with the lowest average sea temperature) is February (14.1°C).

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

Average daylight in September: 12h and 24min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).