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December Weather in Ierissos, Greece

Last updated: August 23, 2025

In Ierissos, Greece, the average temperature in December hovers around 10°C (51°F). However, you can expect a range of temperatures, with a minimum of 1°C (34°F) and a maximum of 19°C (66°F). During this month, precipitation totals around 117 mm (4.6 in) spread over 13 days, contributing to a notably high average humidity of 87%.

December Temperature in Ierissos

In December in Ierissos, the average temperature is 10°C (51°F). The maximum can reach 19°C (66°F), while the minimum can dip as low as 1°C (34°F). Be sure to pack layers for your trip to stay comfortable during the cooler mornings and evenings!

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

The chart illustrates December temperature patterns in Ierissos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ierissos, December typically has an average temperature of 10°C (51°F), with highs reaching up to 19°C (66°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec464952576674808174655751
Data source: Temperature data for Ierissos 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 Ierissos

In Ierissos in December, the total precipitation amount is 117 mm (4.6 in) spread over 13 days.

December Precipitation Trends in Ierissos

The chart displays monthly precipitation patterns in Ierissos, 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 Ierissos, December typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec82507847336027112683108117
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ierissos

In Ierissos in December humidity is 87%. With an average temperature of 10°C (51°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities uncomfortable and sticky, and often requiring frequent breaks to stay hydrated and cool.

December Average Humidity in Ierissos

This chart illustrates the average monthly humidity levels in Ierissos, 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 Ierissos is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%83%81%71%74%63%60%47%57%76%85%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ierissos

In Ierissos 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 Ierissos, you can visit Hourly UV Index in Ierissos.

Maximum UV Index Levels in Ierissos for December

The chart shows the monthly maximum UV Index (UVI) for Ierissos 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 Ierissos typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468910998642
Data source: Ierissos 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 Ierissos Compares to Other Months

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

This table compares monthly weather conditions in Ierissos, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)82 mm (3.2 inches)88%moderate
February Weather10°C (49°F)50 mm (2.0 inches)83%moderate
March Weather11°C (52°F)78 mm (3.1 inches)81%high
April Weather14°C (57°F)47 mm (1.8 inches)71%very high
May Weather19°C (67°F)33 mm (1.3 inches)74%very high
June Weather23°C (74°F)60 mm (2.3 inches)63%very high
July Weather26°C (80°F)27 mm (1.1 inches)60%very high
August Weather27°C (81°F)11 mm (0.4 inches)47%very high
September Weather24°C (75°F)26 mm (1.0 inches)57%very high
October Weather18°C (65°F)83 mm (3.3 inches)76%high
November Weather14°C (58°F)108 mm (4.3 inches)85%moderate
December Weather10°C (51°F)117 mm (4.6 inches)87%low

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