December Weather in Megalopoli, Greece

Last updated: August 23, 2025

In December, the average temperature in Megalopoli, Greece hovers around 7°C (44°F), with minimums dipping to -6°C (21°F) and maximums reaching up to 16°C (62°F). Expect about 103 mm (4.1 in) of precipitation over 11 days, contributing to a humid atmosphere with an average humidity of 75%. Stay prepared for both cool days and the occasional rainfall!

December Temperature in Megalopoli

In December in Megalopoli, the average temperature is 7°C (44°F). Maximums can reach 16°C (62°F), while minimums can drop to as low as -6°C (21°F). Travelers should be prepared for a mix of cool and cold conditions, making warm clothing essential for outdoor activities.

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

The chart illustrates December temperature patterns in Megalopoli, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Megalopoli, December typically has an average temperature of 7°C (44°F), with highs reaching up to 16°C (62°F) and lows dropping to around -6°C (21°F).

Data source: Temperature data for Megalopoli generated using information from the Copernicus Climate Change Service.

December Precipitation in Megalopoli

In Megalopoli in December, the precipitation amount is 103 mm (4.1 in) spread over 11 days.

December Precipitation Trends in Megalopoli

The chart displays monthly precipitation patterns in Megalopoli, 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 Megalopoli, December typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Megalopoli

In Megalopoli in December, humidity is 75%. With an average temperature of 7°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and prompting frequent breaks to warm up indoors.

December Average Humidity in Megalopoli

This chart illustrates the average monthly humidity levels in Megalopoli, 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 Megalopoli is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Megalopoli

In Megalopoli in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Megalopoli, you can check the information here.

Maximum UV Index Levels in Megalopoli for December

The chart shows the monthly maximum UV Index (UVI) for Megalopoli 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 Megalopoli typically reaches 3, which falls under the moderate exposure category.

Data source: Megalopoli 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 Megalopoli Compares to Other Months

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

This table compares monthly weather conditions in Megalopoli, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	89 mm (3.5 inches)	76%	moderate
February Weather	6°C (43°F)	72 mm (2.8 inches)	73%	moderate
March Weather	8°C (46°F)	71 mm (2.8 inches)	73%	high
April Weather	11°C (53°F)	43 mm (1.7 inches)	75%	very high
May Weather	16°C (62°F)	27 mm (1.1 inches)	79%	very high
June Weather	20°C (69°F)	47 mm (1.8 inches)	75%	extreme
July Weather	24°C (75°F)	22 mm (0.9 inches)	74%	very high
August Weather	25°C (77°F)	9 mm (0.4 inches)	68%	very high
September Weather	20°C (69°F)	44 mm (1.7 inches)	66%	very high
October Weather	15°C (59°F)	44 mm (1.7 inches)	69%	high
November Weather	11°C (52°F)	80 mm (3.1 inches)	73%	moderate
December Weather	7°C (44°F)	103 mm (4.1 inches)	75%	moderate