Mitilini
Greece
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Mitilini, Greece

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

Temperature

In Mitilini, the average high-temperature slightly decreases, from a hot 30.2°C (86.4°F) in August, to a warm 26.7°C (80.1°F). The average low-temperature, in Mitilini, is 18.5°C (65.3°F).

Humidity

In September, the average relative humidity in Mitilini is 59.5%.

Rainfall

In September, the rain falls for 1.3 days. Throughout September, 10.7mm (0.4") of precipitation is accumulated. In Mitilini, during the entire year, the rain falls for 54.1 days and collects up to 670.6mm (26.4") of precipitation.

Sea temperature

In Mitilini, 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. (FYI: The official water temperature required for the Olympic swimming competition is 25°C (77°F) to 28°C (82.4°F).)

Daylight

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

Sunshine

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

UV index

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
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. 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. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in September in Mitilini?

In September, in Mitilini, the average high-temperature is 26.7°C (80.1°F), and the average low-temperature is 18.5°C (65.3°F).

What is the average humidity in September in Mitilini?

In September, the average relative humidity in Mitilini, Greece, is 59.5%.

How many days does it rain in September in Mitilini?

In Mitilini, in September, during 1.3 rainfall days, 10.7mm (0.4") of precipitation is typically accumulated.

What is the sea temperature in September in Mitilini?

In September, the average sea temperature in Mitilini 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.

How many hours of daylight does Mitilini have in September?

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

How long on average sun shines in September in Mitilini?

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

How high is the UV index in September in Mitilini?

The average daily maximum UV index in September in Mitilini, Greece, is 6. A UV Index of 6 to 7 symbolizes a high health threat from the exposure to the Sun's UV radiation.
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 lowest 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).
Months with the lowest number of 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: 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).

  • Average sunshine in September: 11h

The month with most sunshine is July (Average sunshine: 14h).
The month with least sunshine is December (Average sunshine: 4h).

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

The month with the highest UV index is July (UV index 10).
Months with the lowest UV index are January, November and December (UV index 2).