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May Weather in Grotte Santo Stefano, Italy

Last updated: August 23, 2025

In May, the average temperature in Grotte Santo Stefano, Italy hovers around 17°C (63°F). Expect a range that can dip to a brisk 5°C (41°F) and peak at a warm 33°C (91°F). During this month, precipitation totals about 86 mm (3.4 in) spread over 13 days, with an average humidity of 69%. Prepare accordingly for a mix of weather!

May Temperature in Grotte Santo Stefano

In May in Grotte Santo Stefano, the average temperature is 17°C (63°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as 5°C (41°F). Travelers should prepare for a range of temperatures and pack accordingly to ensure a comfortable visit.

May Weather in Grotte Santo Stefano: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Grotte Santo Stefano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grotte Santo Stefano, May typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (91°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec424648556272777868605245
Data source: Temperature data for Grotte Santo Stefano generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Grotte Santo Stefano

In Grotte Santo Stefano, in May, the precipitation amount is 86 mm (3.4 in) over the course of 13 days.

May Precipitation Trends in Grotte Santo Stefano

The chart displays monthly precipitation patterns in Grotte Santo Stefano, 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 Grotte Santo Stefano, May typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec6278838486464140126104162129
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Grotte Santo Stefano

In Grotte Santo Stefano in May, humidity is 69%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making outdoor activities feel slightly heavier, yet still comfortable for exploring.

May Average Humidity in Grotte Santo Stefano

This chart illustrates the average monthly humidity levels in Grotte Santo Stefano, 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 Grotte Santo Stefano is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%76%68%70%69%62%57%55%66%79%84%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Grotte Santo Stefano

In Grotte Santo Stefano in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Grotte Santo Stefano.

Maximum UV Index Levels in Grotte Santo Stefano for May

The chart shows the monthly maximum UV Index (UVI) for Grotte Santo Stefano 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 Grotte Santo Stefano typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34578101097542
Data source: Grotte Santo Stefano 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 Grotte Santo Stefano Compares to Other Months

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

This table compares monthly weather conditions in Grotte Santo Stefano, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)62 mm (2.4 inches)84%moderate
February Weather8°C (46°F)78 mm (3.1 inches)76%moderate
March Weather9°C (49°F)83 mm (3.3 inches)68%moderate
April Weather13°C (55°F)84 mm (3.3 inches)70%high
May Weather17°C (63°F)86 mm (3.4 inches)69%very high
June Weather22°C (72°F)46 mm (1.8 inches)62%very high
July Weather25°C (77°F)41 mm (1.6 inches)57%very high
August Weather25°C (78°F)40 mm (1.6 inches)55%very high
September Weather20°C (69°F)126 mm (5.0 inches)66%high
October Weather15°C (60°F)104 mm (4.1 inches)79%moderate
November Weather11°C (52°F)162 mm (6.4 inches)84%moderate
December Weather7°C (45°F)129 mm (5.1 inches)83%low

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