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September Weather in Chalki, Greece

Last updated: August 23, 2025

In Chalki, Greece during the month of September, the average temperature is a pleasant 23°C (74°F). However, be prepared for a temperature range that can drop to a minimum of 8°C (46°F) and soar to a scorching 39°C (103°F). Expect a precipitation amount of about 25 mm (1.0 in) over a span of 3 days and an average humidity level of 56%. Remember to pack accordingly for this diverse climate!

September Temperature in Chalki

In September in Chalki, the average temperature is 23°C (74°F), with maximums reaching up to 39°C (103°F) and minimums dropping as low as 8°C (46°F). Pack accordingly to enjoy the warm days and cool nights during your travels!

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

The chart illustrates September temperature patterns in Chalki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chalki, September typically has an average temperature of 23°C (74°F), with highs reaching up to 39°C (103°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec404650576876818173625445
Data source: Temperature data for Chalki 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 Chalki

In Chalki in September, the precipitation amount is 25 mm (1.0 in) over the course of 3 days.

September Precipitation Trends in Chalki

The chart displays monthly precipitation patterns in Chalki, 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 Chalki, September typically receives around 25 mm (1.0 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec827864524351632525528475
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Chalki

In Chalki in September, humidity is 56%. With an average temperature of 23°C (74°F), this humidity feels like a pleasant embrace, making it comfortable for traveling as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Chalki

This chart illustrates the average monthly humidity levels in Chalki, 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 Chalki 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 Chalki

In Chalki 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 Chalki.

Maximum UV Index Levels in Chalki for September

The chart shows the monthly maximum UV Index (UVI) for Chalki 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 Chalki typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468101110108643
Data source: Chalki 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 Chalki Compares to Other Months

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

This table compares monthly weather conditions in Chalki, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (40°F)82 mm (3.2 inches)84%moderate
February Weather8°C (46°F)78 mm (3.1 inches)78%moderate
March Weather10°C (50°F)64 mm (2.5 inches)75%high
April Weather14°C (57°F)52 mm (2.1 inches)70%very high
May Weather20°C (69°F)43 mm (1.7 inches)72%very high
June Weather25°C (77°F)51 mm (2.0 inches)60%extreme
July Weather27°C (81°F)63 mm (2.5 inches)56%very high
August Weather27°C (81°F)25 mm (1.0 inches)47%very high
September Weather23°C (74°F)25 mm (1.0 inches)56%very high
October Weather16°C (62°F)52 mm (2.0 inches)70%high
November Weather12°C (54°F)84 mm (3.3 inches)80%moderate
December Weather7°C (46°F)75 mm (2.9 inches)83%moderate

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