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May Weather in Castel Bolognese, Italy

Last updated: August 23, 2025

In May, the average temperature in Castel Bolognese, Italy is a pleasant 17°C (64°F), with temperatures ranging from a cool 5°C (40°F) to a warm 31°C (88°F). Expect about 116 mm (4.5 in) of precipitation spread over 14 days, accompanied by an average humidity of 70%. Perfect for those who enjoy a mild and refreshing climate!

May Temperature in Castel Bolognese

In May in Castel Bolognese, the average temperature is 17°C (64°F). Maximums can reach 31°C (88°F), and minimums can be as low as 5°C (40°F). This pleasant climate makes Castel Bolognese an ideal destination for travelers seeking a mix of warm days and cooler nights.

May Weather in Castel Bolognese: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Castel Bolognese, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castel Bolognese, May typically has an average temperature of 17°C (64°F), with highs reaching up to 31°C (88°F) and lows dropping to around 5°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec394548556373777768595042
Data source: Temperature data for Castel Bolognese 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 Castel Bolognese

In Castel Bolognese in May, the precipitation amount is 116 mm (4.5 in) over the course of 14 days.

May Precipitation Trends in Castel Bolognese

The chart displays monthly precipitation patterns in Castel Bolognese, 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 Castel Bolognese, May typically receives around 116 mm (4.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec34845664116456859907812377
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Castel Bolognese

In Castel Bolognese in May, humidity is 70%. With an average temperature of 17°C (64°F), this humidity feels like a warm blanket wrapping around you, making traveling a bit sticky but still enjoyable as you explore the sights while staying hydrated.

May Average Humidity in Castel Bolognese

This chart illustrates the average monthly humidity levels in Castel Bolognese, 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 Castel Bolognese 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 Castel Bolognese

In Castel Bolognese 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 Castel Bolognese.

Maximum UV Index Levels in Castel Bolognese for May

The chart shows the monthly maximum UV Index (UVI) for Castel Bolognese 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 Castel Bolognese typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Castel Bolognese 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 Castel Bolognese Compares to Other Months

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

This table compares monthly weather conditions in Castel Bolognese, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)34 mm (1.3 inches)87%low
February Weather7°C (45°F)84 mm (3.3 inches)79%moderate
March Weather9°C (48°F)56 mm (2.2 inches)69%moderate
April Weather13°C (56°F)64 mm (2.5 inches)71%high
May Weather17°C (64°F)116 mm (4.5 inches)70%very high
June Weather23°C (74°F)45 mm (1.8 inches)65%very high
July Weather25°C (77°F)68 mm (2.7 inches)61%very high
August Weather25°C (78°F)59 mm (2.3 inches)54%very high
September Weather20°C (68°F)90 mm (3.5 inches)66%high
October Weather15°C (59°F)78 mm (3.1 inches)83%moderate
November Weather10°C (50°F)123 mm (4.9 inches)88%moderate
December Weather6°C (42°F)77 mm (3.0 inches)85%low

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