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December Weather in Polymylos, Greece

Last updated: August 23, 2025

In Polymylos, Greece, the average temperature in December hovers around 4°C (40°F). Expect a range from a chilly -7°C (20°F) to a mild 14°C (58°F). During this month, precipitation averages 83 mm (3.3 in) across 9 days, contributing to a high average humidity of 89%.

December Temperature in Polymylos

In December in Polymylos, the average temperature is 4°C (40°F), with maximums reaching up to 14°C (58°F) and minimums dropping as low as -7°C (20°F). Be prepared for chilly weather and pack layers if you're planning to visit during this time.

December Weather in Polymylos: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Polymylos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Polymylos, December typically has an average temperature of 4°C (40°F), with highs reaching up to 14°C (58°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec354145536269747467564839
Data source: Temperature data for Polymylos 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.

December Precipitation in Polymylos

In Polymylos in December, the precipitation amount is 83 mm (3.3 in) over the course of 9 days.

December Precipitation Trends in Polymylos

The chart displays monthly precipitation patterns in Polymylos, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Polymylos, December typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec71657372821037052315210783
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Polymylos

In Polymylos in December humidity is 89%. With an average temperature of 4°C (40°F), this humidity feels like a chilling blanket enveloping you, making travel uncomfortable and damp, as the cold penetrates through your clothes and the air feels heavy and clinging.

December Average Humidity in Polymylos

This chart illustrates the average monthly humidity levels in Polymylos, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Polymylos is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%84%81%72%72%57%50%43%56%74%87%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Polymylos

In Polymylos in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Polymylos, you can visit Hourly UV Index in Polymylos.

Maximum UV Index Levels in Polymylos for December

The chart shows the monthly maximum UV Index (UVI) for Polymylos in December, 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 December, the maximum UV index in Polymylos typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468101110108642
Data source: Polymylos December 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 December Weather in Polymylos Compares to Other Months

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

This table compares monthly weather conditions in Polymylos, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)71 mm (2.8 inches)89%moderate
February Weather5°C (41°F)64 mm (2.5 inches)84%moderate
March Weather7°C (45°F)73 mm (2.9 inches)81%high
April Weather11°C (53°F)71 mm (2.8 inches)72%very high
May Weather17°C (62°F)81 mm (3.2 inches)72%very high
June Weather20°C (69°F)103 mm (4.0 inches)57%extreme
July Weather24°C (75°F)70 mm (2.7 inches)50%very high
August Weather24°C (75°F)52 mm (2.1 inches)43%very high
September Weather19°C (67°F)31 mm (1.2 inches)56%very high
October Weather13°C (56°F)52 mm (2.1 inches)74%high
November Weather9°C (48°F)107 mm (4.2 inches)87%moderate
December Weather4°C (40°F)83 mm (3.3 inches)89%low

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