January Weather in Arethousa, Greece

Last updated: August 23, 2025

In January, the average temperature in Arethousa, Greece hovers around 4°C (40°F). Expect a chill in the air, with minimums reaching as low as -11°C (12°F) and maximums climbing up to 19°C (66°F). This month brings 60 mm (2.4 in) of precipitation over approximately 9 days, contributing to an average humidity of 88%, making it a uniquely crisp but damp time of year.

January Temperature in Arethousa

In January in Arethousa, the average temperature is 4°C (40°F). Maximum temperatures can reach 19°C (66°F), while minimums can drop as low as -11°C (12°F). Be prepared for a wide range of temperatures and pack accordingly for your travels.

January Weather in Arethousa: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Arethousa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arethousa, January typically has an average temperature of 4°C (40°F), with highs reaching up to 19°C (66°F) and lows dropping to around -11°C (12°F).

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

January Precipitation in Arethousa

In Arethousa in January, the total precipitation amount is 60 mm (2.4 in), occurring over a span of 9 days.

January Precipitation Trends in Arethousa

The chart displays monthly precipitation patterns in Arethousa, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Arethousa, January typically receives around 60 mm (2.4 inches) of precipitation spread over approximately 9 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Arethousa

In Arethousa in January, humidity is 88%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less enjoyable and prompting you to seek cozy indoor activities instead.

January Average Humidity in Arethousa

This chart illustrates the average monthly humidity levels in Arethousa, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Arethousa is approximately 88%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Arethousa

In Arethousa in January, 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 Arethousa, you can check the information here.

Maximum UV Index Levels in Arethousa for January

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

Data source: Arethousa January 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 January Weather in Arethousa Compares to Other Months

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

This table compares monthly weather conditions in Arethousa, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	60 mm (2.4 inches)	88%	moderate
February Weather	7°C (46°F)	47 mm (1.8 inches)	83%	moderate
March Weather	10°C (50°F)	90 mm (3.6 inches)	81%	high
April Weather	14°C (58°F)	58 mm (2.3 inches)	71%	very high
May Weather	20°C (68°F)	61 mm (2.4 inches)	74%	very high
June Weather	24°C (75°F)	79 mm (3.1 inches)	63%	very high
July Weather	27°C (81°F)	45 mm (1.8 inches)	60%	very high
August Weather	28°C (82°F)	30 mm (1.2 inches)	47%	very high
September Weather	23°C (74°F)	21 mm (0.8 inches)	57%	high
October Weather	17°C (62°F)	72 mm (2.8 inches)	76%	high
November Weather	12°C (54°F)	89 mm (3.5 inches)	85%	moderate
December Weather	7°C (45°F)	91 mm (3.6 inches)	87%	low