May Weather in Castelletto d'Orba, Italy

Last updated: August 23, 2025

In May, the average temperature in Castelletto d'Orba, Italy hovers around 17°C (63°F). Expect a minimum of 4°C (40°F) and highs reaching up to 31°C (88°F). During this month, 103 mm (4.1 in) of precipitation may fall over 14 days, accompanied by an average humidity level of 74%.

May Temperature in Castelletto d'Orba

In May in Castelletto d'Orba, the average temperature is 17°C (63°F), with maximums reaching as high as 31°C (88°F) and minimums dropping down to 4°C (40°F). This pleasant climate makes Castelletto d'Orba an ideal destination for travelers seeking a mix of warm days and cooler evenings.

May Weather in Castelletto d'Orba: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Castelletto d'Orba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castelletto d'Orba, May typically has an average temperature of 17°C (63°F), with highs reaching up to 31°C (88°F) and lows dropping to around 4°C (40°F).

Data source: Temperature data for Castelletto d'Orba generated using information from the Copernicus Climate Change Service.

May Precipitation in Castelletto d'Orba

In Castelletto d'Orba in May, the precipitation amount is 103 mm (4.1 in) distributed over a period of 14 days.

May Precipitation Trends in Castelletto d'Orba

The chart displays monthly precipitation patterns in Castelletto d'Orba, 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 Castelletto d'Orba, May typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 14 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 Castelletto d'Orba

In Castelletto d'Orba in May, humidity is 74%. With an average temperature of 17°C (63°F), this humidity feels like a gentle embrace, making outdoor exploration comfortable yet slightly enveloped in warmth, perfect for leisurely strolls but requiring ample hydration for prolonged activities.

May Average Humidity in Castelletto d'Orba

This chart illustrates the average monthly humidity levels in Castelletto d'Orba, 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 Castelletto d'Orba is approximately 74%, 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 Castelletto d'Orba

In Castelletto d'Orba 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 Castelletto d'Orba.

Maximum UV Index Levels in Castelletto d'Orba for May

The chart shows the monthly maximum UV Index (UVI) for Castelletto d'Orba 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 Castelletto d'Orba typically reaches 8, which falls under the very high exposure category.

Data source: Castelletto d'Orba 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 Castelletto d'Orba Compares to Other Months

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

This table compares monthly weather conditions in Castelletto d'Orba, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	46 mm (1.8 inches)	88%	low
February Weather	7°C (44°F)	55 mm (2.2 inches)	81%	moderate
March Weather	9°C (49°F)	65 mm (2.6 inches)	76%	moderate
April Weather	13°C (56°F)	74 mm (2.9 inches)	77%	high
May Weather	17°C (63°F)	103 mm (4.1 inches)	74%	very high
June Weather	22°C (72°F)	53 mm (2.1 inches)	71%	very high
July Weather	24°C (76°F)	52 mm (2.1 inches)	67%	very high
August Weather	25°C (77°F)	40 mm (1.6 inches)	64%	very high
September Weather	20°C (68°F)	66 mm (2.6 inches)	74%	high
October Weather	15°C (59°F)	125 mm (4.9 inches)	87%	moderate
November Weather	9°C (49°F)	162 mm (6.4 inches)	88%	moderate
December Weather	4°C (40°F)	96 mm (3.8 inches)	85%	low