Olympia
Greece
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Olympia, Greece

September, the first month of the autumn, in Olympia, is also a moderately hot month, with average temperature varying between 28°C (82.4°F) and 16°C (60.8°F).

Temperature

In Olympia, the average high-temperature in September is relatively the same as in August - a moderately hot 28°C (82.4°F). The average low-temperature, in September, is 16°C (60.8°F).

Rainfall

In Olympia, Greece, it is raining for 3 days, with typically 27mm (1.1") of accumulated precipitation. In Olympia, during the entire year, the rain falls for 91 days and collects up to 776mm (30.6") of precipitation.

Daylight

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

Sunshine

The average sunshine is 10h.

UV index

The average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for ordinary individuals.
In September, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Olympia?

In September, in Olympia, the average high-temperature is 28°C (82.4°F), and the average low-temperature is 16°C (60.8°F).

How many days does it rain in September in Olympia?

In Olympia, in September, during 3 rainfall days, 27mm (1.1") of precipitation is typically accumulated.

How many hours of daylight does Olympia have in September?

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

How many hours of sunshine does Olympia have in September?

The average sunshine in September in Olympia is 10h.

What is the UV index intensity in September in Olympia?

In Olympia, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health threat from the exposure to the Sun's UV rays.
Average temperature in September - Olympia, Greece
  • Average high temperature in September: 28°C

Warmest months (with the highest average high temperature) are July and August (30°C).
Months with the lowest average high temperature are January and February (14°C).

  • Average low temperature in September: 16°C

The month with the highest average low temperature is August (19°C).
Coldest months (with the lowest average low temperature) are January and February (6°C).

Average rainfall in September - Olympia, Greece
  • Average rainfall in September: 27mm

The wettest month (with the highest rainfall) is December (148mm).
The driest month (with the lowest rainfall) is July (6mm).

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

The month with the highest number of rainy days is December (14 days).
Months with the lowest number of rainy days are July and August (1 days).

Average daylight in September / Average sunshine in September - Olympia, Greece
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).

  • Average sunshine in September: 10h

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

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

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