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May Weather in Colle Umberto, Italy

Last updated: August 23, 2025

In May, the average temperature in Colle Umberto, Italy hovers around 15°C (59°F), with extremes that can drop to a brisk 4°C (39°F) or rise to a warm 26°C (79°F). The region experiences an average precipitation of 187 mm (7.4 in) spread over 25 days, contributing to a relatively high humidity level of 70%. Whether you're planning to explore or simply enjoy the scenery, be prepared for a mix of weather!

May Temperature in Colle Umberto

In May in Colle Umberto, the average temperature is 15°C (59°F). Maximums can reach 26°C (79°F), and minimums can drop as low as 4°C (39°F). This makes Colle Umberto a pleasant destination for travelers seeking mild temperatures and comfortable outdoor activities.

May Weather in Colle Umberto: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Colle Umberto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colle Umberto, May typically has an average temperature of 15°C (59°F), with highs reaching up to 26°C (79°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec354044515968707263544637
Data source: Temperature data for Colle Umberto 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 Colle Umberto

In Colle Umberto in May, the total precipitation amount is 187 mm (7.4 in) spread over 25 days.

May Precipitation Trends in Colle Umberto

The chart displays monthly precipitation patterns in Colle Umberto, 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 Colle Umberto, May typically receives around 187 mm (7.4 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec487688157187134146130141148190156
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Colle Umberto

In Colle Umberto in May, humidity is 70%. With an average temperature of 15°C (59°F), this humidity feels like a warm embrace, making it slightly uncomfortable while traveling, as the moist air clings to your skin and can leave you feeling slightly lethargic.

May Average Humidity in Colle Umberto

This chart illustrates the average monthly humidity levels in Colle Umberto, 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 Colle Umberto 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 Colle Umberto

In Colle Umberto 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 Colle Umberto.

Maximum UV Index Levels in Colle Umberto for May

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

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

This table compares monthly weather conditions in Colle Umberto, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)48 mm (1.9 inches)87%low
February Weather4°C (40°F)76 mm (3.0 inches)79%moderate
March Weather7°C (44°F)88 mm (3.5 inches)69%moderate
April Weather11°C (51°F)157 mm (6.2 inches)71%high
May Weather15°C (59°F)187 mm (7.4 inches)70%very high
June Weather20°C (69°F)134 mm (5.3 inches)65%very high
July Weather21°C (71°F)146 mm (5.7 inches)61%very high
August Weather22°C (72°F)130 mm (5.1 inches)54%very high
September Weather17°C (63°F)141 mm (5.5 inches)66%high
October Weather12°C (55°F)148 mm (5.8 inches)83%moderate
November Weather8°C (46°F)190 mm (7.5 inches)88%moderate
December Weather3°C (38°F)156 mm (6.1 inches)85%low

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