May Weather in Kastri, Greece

Last updated: August 23, 2025

In Kastri, Greece, the average temperature in May hovers around 20°C (68°F). The climate features a minimum of 16°C (60°F) and can peak at a comfortable 26°C (79°F). Rainfall is minimal, with only 2 mm (0.1 in) expected over 0 days, making it an ideal time to enjoy outdoor activities. However, be prepared for a touch of humidity, as the average sits at a cozy 84%.

May Temperature in Kastri

In May in Kastri, the average temperature is 20°C (68°F), with maximums reaching 26°C (79°F) and minimums dropping as low as 16°C (60°F). This mild climate makes it an excellent time for travelers to explore all that Kastri has to offer.

May Weather in Kastri: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Kastri, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kastri, May typically has an average temperature of 20°C (68°F), with highs reaching up to 26°C (79°F) and lows dropping to around 16°C (60°F).

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

May Precipitation in Kastri

In Kastri in May, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

May Precipitation Trends in Kastri

The chart displays monthly precipitation patterns in Kastri, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Kastri, May typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Kastri

In Kastri in May humidity is 84%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket, making travel a challenge as the air clings to your skin, and every step feels heavier in the mugginess.

May Average Humidity in Kastri

This chart illustrates the average monthly humidity levels in Kastri, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Kastri is approximately 84%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Kastri

In Kastri in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Kastri.

Maximum UV Index Levels in Kastri for May

The chart shows the monthly maximum UV Index (UVI) for Kastri in May, 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 May, the maximum UV index in Kastri typically reaches 10, which falls under the very high exposure category.

Data source: Kastri May 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 May Weather in Kastri Compares to Other Months

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

This table compares monthly weather conditions in Kastri, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (58°F)	57 mm (2.2 inches)	71%	moderate
February Weather	15°C (59°F)	55 mm (2.2 inches)	72%	moderate
March Weather	15°C (59°F)	36 mm (1.4 inches)	74%	high
April Weather	17°C (62°F)	15 mm (0.6 inches)	78%	very high
May Weather	20°C (68°F)	2 mm (0.1 inches)	84%	very high
June Weather	23°C (73°F)	1 mm (0.1 inches)	83%	very high
July Weather	26°C (79°F)	0 mm (0.0 inches)	81%	very high
August Weather	27°C (81°F)	0 mm (0.0 inches)	78%	very high
September Weather	25°C (78°F)	10 mm (0.4 inches)	74%	very high
October Weather	23°C (73°F)	34 mm (1.3 inches)	73%	high
November Weather	20°C (68°F)	55 mm (2.1 inches)	71%	moderate
December Weather	17°C (62°F)	95 mm (3.7 inches)	71%	moderate