May Weather in Keratea, Greece

Last updated: August 23, 2025

In May, the average temperature in Keratea, Greece hovers around 21°C (70°F). Expect a minimum of 12°C (53°F) and a warm peak at 33°C (92°F). During this period, you can anticipate about 13 mm (0.5 in) of precipitation over 2 days and enjoy a comfortable average humidity of 77%.

May Temperature in Keratea

In May in Keratea, the average temperature is 21°C (70°F). Maximum temperatures can reach 33°C (92°F), while the minimum can drop as low as 12°C (53°F). Overall, it's a great time to visit Keratea, offering warm days and cooler nights perfect for exploration.

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

The chart illustrates May temperature patterns in Keratea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Keratea, May typically has an average temperature of 21°C (70°F), with highs reaching up to 33°C (92°F) and lows dropping to around 12°C (53°F).

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

May Precipitation in Keratea

In Keratea in May, the precipitation amount is 13 mm (0.5 in) over a span of 2 days.

May Precipitation Trends in Keratea

The chart displays monthly precipitation patterns in Keratea, 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 Keratea, May typically receives around 13 mm (0.5 inches) of precipitation spread over approximately 2 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 Keratea

In Keratea in May, humidity is 77%. With an average temperature of 21°C (70°F), this humidity feels like a warm, slightly sticky embrace, making travel invigorating yet slightly uncomfortable as you navigate the vibrant streets and outdoor attractions.

May Average Humidity in Keratea

This chart illustrates the average monthly humidity levels in Keratea, 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 Keratea is approximately 77%, 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 Keratea

In Keratea in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Keratea.

Maximum UV Index Levels in Keratea for May

The chart shows the monthly maximum UV Index (UVI) for Keratea 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 Keratea typically reaches 9, which falls under the very high exposure category.

Data source: Keratea 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 Keratea Compares to Other Months

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

This table compares monthly weather conditions in Keratea, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	54 mm (2.1 inches)	76%	moderate
February Weather	12°C (54°F)	36 mm (1.4 inches)	75%	moderate
March Weather	14°C (57°F)	32 mm (1.3 inches)	74%	high
April Weather	16°C (62°F)	27 mm (1.0 inches)	75%	very high
May Weather	21°C (70°F)	13 mm (0.5 inches)	77%	very high
June Weather	25°C (78°F)	12 mm (0.5 inches)	71%	very high
July Weather	29°C (84°F)	3 mm (0.1 inches)	68%	very high
August Weather	29°C (84°F)	2 mm (0.1 inches)	63%	very high
September Weather	25°C (77°F)	13 mm (0.5 inches)	65%	very high
October Weather	20°C (69°F)	17 mm (0.7 inches)	72%	high
November Weather	17°C (63°F)	37 mm (1.4 inches)	75%	moderate
December Weather	13°C (56°F)	61 mm (2.4 inches)	76%	moderate