September weather forecast
Argassi, Greece

September

Weather in September

September, the first month of the autumn in Argassi, is still a warm month, with an average temperature varying between 28°C (82.4°F) and 18°C (64.4°F).
The ideal sea water temperature of 25°C (77°F) and only 3 rainfall days, with 35mm (1.38") of accumulated rainfall, makes September the best time for swimming and other water activities.

Temperature

Argassi's September weather features a light decline in high-temperatures, reducing from a hot 31°C (87.8°F) in August to a moderately hot 28°C (82.4°F). Nighttime temperature in Argassi lowers to an average of 18°C (64.4°F) in September.

Rainfall

In Argassi, in September, it is raining for 3 days, with typically 35mm (1.38") of accumulated precipitation. Throughout the year, in Argassi, there are 94 rainfall days, and 939mm (36.97") of precipitation is accumulated.

Sea temperature

In Argassi, the average seawater temperature in September is 25°C (77°F).
Note: Water temperatures in the range of 25°C (77°F) to 29°C (84.2°F) are warm and delightful, ensuring comfort during water activities over extended periods.

Daylight

The average length of the day in September in Argassi is 12h and 26min.
On the first day of September in Argassi, sunrise is at 07:06 and sunset at 20:05. On the last day of the month, sunrise is at 07:31 and sunset at 19:20 EEST.

Sunshine

In September, the average sunshine in Argassi is 10h.

UV index

In Argassi, the average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, a regular UV index of 7 translates into these guidelines:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Warning! Sand and water reflections boost the intensity of UV exposure.

Frequently asked questions

How hot is September in Argassi?
September temperatures in Argassi, Greece, vary between a high-temperature of 28°C (82.4°F) and a low-temperature of 18°C (64.4°F).
How much does it rain in Argassi in September?
In September, the rain falls for 3 days. Throughout September, 35mm (1.38") of precipitation is accumulated.
How warm is the water in September in Argassi?
In Argassi, Greece, the average seawater temperature in September is 25°C (77°F). 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.
What is the average length of the day in September in Argassi?
In Argassi, Greece, the average day length in September is 12h and 26min.
When is the sunrise / sunset in September in Argassi?
On the first day of September in Argassi, Greece, sunrise is at 07:06 and sunset at 20:05. On the last day of the month, sunrise is at 07:31 and sunset at 19:20 EEST.
How many hours of sunshine does Argassi have in September?
In September, the average sunshine duration in Argassi, Greece, is 10h.
What is the UV index reading in September in Argassi?
In Argassi, Greece, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average UV index
Average temperature in September - Argassi, Greece
Average temperature in September
Argassi, Greece
  • Average high temperature in September: 28°C

The warmest months (with the highest average high temperature) are July and August (31°C).
The month with the lowest average high temperature is January (14°C).

  • Average low temperature in September: 18°C

The month with the highest average low temperature is August (21°C).
The coldest months (with the lowest average low temperature) are January and February (8°C).

Average rainfall in September - Argassi, Greece
Average rainfall in September
Argassi, Greece
  • Average rainfall in September: 35mm

The wettest month (with the highest rainfall) is December (188mm).
The driest month (with the least rainfall) is July (6mm).

Average rainfall days in September - Argassi, Greece
Average rainfall days in September
Argassi, Greece
  • Average rainfall days in September: 3 days

The months with the highest number of rainy days are January and December (14 days).
The months with the least rainy days are July and August (1 days).

Average sea temperature in September - Argassi, Greece
Average sea temperature in September
Argassi, Greece
  • Average sea temperature in September: 25°C

The best month for swimming (with the highest average sea temperature) is August (26°C).
The coldest months (with the lowest average sea temperature) are February and March (15°C).

Average daylight in September / Average sunshine in September - Argassi, Greece
Average daylight in September /
Average sunshine in September
Argassi, Greece
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 10h

The month with the most sunshine is July (Average sunshine: 13h).
The month with the least sunshine is December (Average sunshine: 4h).

Average UV index in September - Argassi, Greece
Average UV index in September
Argassi, Greece
  • Average UV index in September: 7

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

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