January Weather in Kastron, Greece

Last updated: August 23, 2025

In Kastron, Greece, the average temperature in January hovers around 7°C (45°F). While temperatures can dip as low as -5°C (23°F), they can also reach a pleasant 21°C (70°F). Expect about 78 mm (3.1 in) of precipitation spread over 10 days, contributing to an average humidity of 82%.

January Temperature in Kastron

In January in Kastron, the average temperature is 7°C (45°F). The maximum can reach 21°C (70°F), while the minimum can drop as low as -5°C (23°F). This climate makes it essential for travelers to pack layers and be prepared for varying weather conditions.

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

The chart illustrates January temperature patterns in Kastron, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kastron, January typically has an average temperature of 7°C (45°F), with highs reaching up to 21°C (70°F) and lows dropping to around -5°C (23°F).

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

January Precipitation in Kastron

In Kastron in January, the precipitation amount is 78 mm (3.1 in) over the course of 10 days.

January Precipitation Trends in Kastron

The chart displays monthly precipitation patterns in Kastron, 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 Kastron, January typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Kastron

In Kastron in January humidity is 82%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities feel much colder and less inviting, which can make exploring less enjoyable unless you're dressed warmly.

January Average Humidity in Kastron

This chart illustrates the average monthly humidity levels in Kastron, 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 Kastron is approximately 82%, 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 Kastron

In Kastron 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 Kastron, you can check the information here.

Maximum UV Index Levels in Kastron for January

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

Data source: Kastron 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 Kastron Compares to Other Months

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

This table compares monthly weather conditions in Kastron, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	78 mm (3.1 inches)	82%	moderate
February Weather	9°C (48°F)	81 mm (3.2 inches)	78%	moderate
March Weather	11°C (52°F)	65 mm (2.5 inches)	76%	high
April Weather	14°C (58°F)	57 mm (2.2 inches)	70%	very high
May Weather	20°C (68°F)	35 mm (1.4 inches)	71%	very high
June Weather	24°C (76°F)	40 mm (1.6 inches)	61%	extreme
July Weather	27°C (81°F)	24 mm (0.9 inches)	57%	very high
August Weather	27°C (81°F)	13 mm (0.5 inches)	51%	very high
September Weather	23°C (74°F)	35 mm (1.4 inches)	58%	very high
October Weather	18°C (64°F)	55 mm (2.2 inches)	73%	high
November Weather	13°C (57°F)	60 mm (2.4 inches)	79%	moderate
December Weather	10°C (50°F)	75 mm (2.9 inches)	81%	moderate