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September Weather in Ossa, Greece

Last updated: August 23, 2025

In September, the average temperature in Ossa, Greece hovers around 22°C (72°F), perfect for enjoying outdoor activities. However, be prepared for a range: temperatures can dip to a cool 7°C (45°F) or soar up to a scorching 38°C (100°F). Expect 29 mm (1.2 in) of precipitation over about 4 days, with an average humidity level of 56% adding to the seasonal charm.

September Temperature in Ossa

In September in Ossa, the average temperature is 22°C (72°F). Maximums can reach 38°C (100°F), while minimums can drop as low as 7°C (45°F). This range offers travelers a comfortable climate with the potential for sunny days and cool nights, making it an ideal time to explore.

September Weather in Ossa: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ossa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ossa, September typically has an average temperature of 22°C (72°F), with highs reaching up to 38°C (100°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec414650576774797972625446
Data source: Temperature data for Ossa generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Ossa

In Ossa in September, the total precipitation amount is 29 mm (1.2 in) spread over the course of 4 days.

September Precipitation Trends in Ossa

The chart displays monthly precipitation patterns in Ossa, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Ossa, September typically receives around 29 mm (1.2 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec8188745342665523296511177
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ossa

In Ossa in September humidity is 56%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making it quite comfortable for traveling while also adding a touch of stickiness that encourages you to hydrate and seek out refreshing breaks in the shade.

September Average Humidity in Ossa

This chart illustrates the average monthly humidity levels in Ossa, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Ossa is approximately 56%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%76%70%72%60%56%47%56%70%80%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ossa

In Ossa in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Ossa.

Maximum UV Index Levels in Ossa for September

The chart shows the monthly maximum UV Index (UVI) for Ossa in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Ossa typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468101110108643
Data source: Ossa September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Ossa Compares to Other Months

Weather in Ossa varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Ossa, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Ossa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)81 mm (3.2 inches)84%moderate
February Weather8°C (47°F)88 mm (3.5 inches)78%moderate
March Weather10°C (50°F)74 mm (2.9 inches)75%high
April Weather14°C (57°F)53 mm (2.1 inches)70%very high
May Weather19°C (67°F)42 mm (1.7 inches)72%very high
June Weather24°C (75°F)66 mm (2.6 inches)60%extreme
July Weather26°C (79°F)55 mm (2.2 inches)56%very high
August Weather26°C (80°F)23 mm (0.9 inches)47%very high
September Weather22°C (72°F)29 mm (1.2 inches)56%very high
October Weather17°C (62°F)65 mm (2.6 inches)70%high
November Weather12°C (54°F)111 mm (4.4 inches)80%moderate
December Weather8°C (47°F)77 mm (3.0 inches)83%moderate

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