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May Weather in Castelmassa, Italy

Last updated: August 23, 2025

In May, the average temperature in Castelmassa, Italy hovers around 19°C (66°F). Expect a broad range, with minimums dipping to 7°C (45°F) and maximums peaking at 33°C (92°F). You'll encounter approximately 120 mm (4.7 in) of precipitation over about 15 days, while the air maintains an average humidity of 70%.

May Temperature in Castelmassa

In May in Castelmassa, the average temperature is 19°C (66°F). Maximum temperatures can reach 33°C (92°F), while the minimum can drop to as low as 7°C (45°F). This variation makes it a great time to explore outdoor activities while packing for fluctuating temperatures.

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

The chart illustrates May temperature patterns in Castelmassa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castelmassa, May typically has an average temperature of 19°C (66°F), with highs reaching up to 33°C (92°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec394550586676797970615141
Data source: Temperature data for Castelmassa 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 Castelmassa

In Castelmassa in May, the precipitation amount is 120 mm (4.7 in) spread over 15 days.

May Precipitation Trends in Castelmassa

The chart displays monthly precipitation patterns in Castelmassa, 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 Castelmassa, May typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec2457507912066102871217311771
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Castelmassa

In Castelmassa in May humidity is 70%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket enveloping you, making travel a bit sticky and prompting frequent breaks for water as you explore the sights.

May Average Humidity in Castelmassa

This chart illustrates the average monthly humidity levels in Castelmassa, 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 Castelmassa is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%79%69%71%70%65%61%54%66%83%88%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Castelmassa

In Castelmassa 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 Castelmassa.

Maximum UV Index Levels in Castelmassa for May

The chart shows the monthly maximum UV Index (UVI) for Castelmassa 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 Castelmassa typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986532
Data source: Castelmassa 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 Castelmassa Compares to Other Months

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

This table compares monthly weather conditions in Castelmassa, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)24 mm (0.9 inches)87%low
February Weather7°C (45°F)57 mm (2.2 inches)79%moderate
March Weather10°C (50°F)50 mm (2.0 inches)69%moderate
April Weather15°C (58°F)79 mm (3.1 inches)71%high
May Weather19°C (66°F)120 mm (4.7 inches)70%very high
June Weather24°C (76°F)65 mm (2.6 inches)65%very high
July Weather26°C (79°F)102 mm (4.0 inches)61%very high
August Weather26°C (80°F)87 mm (3.4 inches)54%very high
September Weather21°C (70°F)121 mm (4.8 inches)66%high
October Weather16°C (61°F)73 mm (2.9 inches)83%moderate
November Weather11°C (51°F)117 mm (4.6 inches)88%moderate
December Weather5°C (41°F)71 mm (2.8 inches)85%low

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