December Weather in Mytilene, Greece

Last updated: August 23, 2025

In December, the average temperature in Mytilene, Greece is a comfortable 13°C (55°F). You can expect minimums dipping to 5°C (41°F) and maximums reaching up to 19°C (67°F). Be prepared for 169 mm (6.7 in) of precipitation over approximately 16 days, and expect a high average humidity of 85%.

December Temperature in Mytilene

In December in Mytilene, the average temperature is 13°C (55°F). Maximums can reach 19°C (67°F), and minimums can be as low as 5°C (41°F). This mild climate makes Mytilene an ideal destination for travelers seeking pleasant weather during their visit.

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

The chart illustrates December temperature patterns in Mytilene, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mytilene, December typically has an average temperature of 13°C (55°F), with highs reaching up to 19°C (67°F) and lows dropping to around 5°C (41°F).

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

December Precipitation in Mytilene

In Mytilene in December, the precipitation amount is 169 mm (6.7 in) spread over 16 days.

December Precipitation Trends in Mytilene

The chart displays monthly precipitation patterns in Mytilene, 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 Mytilene, December typically receives around 169 mm (6.7 inches) of precipitation spread over approximately 16 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 Mytilene

In Mytilene in December, humidity is 85%. With an average temperature of 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making even short walks feel exhausting and urging travelers to seek shade and refreshment frequently.

December Average Humidity in Mytilene

This chart illustrates the average monthly humidity levels in Mytilene, 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 Mytilene is approximately 85%, 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 Mytilene

In Mytilene 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 Mytilene, you can check the information here.

Maximum UV Index Levels in Mytilene for December

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

Data source: Mytilene 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 Mytilene Compares to Other Months

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

This table compares monthly weather conditions in Mytilene, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (51°F)	174 mm (6.8 inches)	84%	moderate
February Weather	11°C (53°F)	102 mm (4.0 inches)	83%	moderate
March Weather	12°C (54°F)	71 mm (2.8 inches)	81%	high
April Weather	15°C (59°F)	50 mm (2.0 inches)	75%	very high
May Weather	19°C (67°F)	22 mm (0.9 inches)	74%	very high
June Weather	23°C (74°F)	16 mm (0.6 inches)	67%	very high
July Weather	26°C (79°F)	2 mm (0.1 inches)	57%	very high
August Weather	26°C (80°F)	0 mm (0.0 inches)	49%	very high
September Weather	23°C (74°F)	4 mm (0.1 inches)	56%	very high
October Weather	19°C (67°F)	58 mm (2.3 inches)	74%	high
November Weather	16°C (61°F)	91 mm (3.6 inches)	82%	moderate
December Weather	13°C (55°F)	169 mm (6.7 inches)	85%	moderate