Last updated: August 23, 2025
In San Pietro, Italy during May, the average temperature hovers around 17°C (62°F). Expect a pleasant range as lows can dip to 3°C (38°F), while highs may reach up to 30°C (87°F). Be prepared for 79 mm (3.1 in) of precipitation spread over approximately 13 days, alongside an average humidity of 69%.
In May in San Pietro, the average temperature is 17°C (62°F). Maximum temperatures can reach 30°C (87°F), while the minimum can drop as low as 3°C (38°F). It's a great time for travelers to enjoy mild weather with a mix of warm and cooler days.
In San Pietro in May, the precipitation amount is 79 mm (3.1 in) over a span of 13 days.
In San Pietro in May, humidity is 69%. With an average temperature of 17°C (62°F), this humidity feels like a damp embrace, making traveling a bit uncomfortable as the air hangs heavy around you, causing you to sweat slightly more than usual and prompting a desire for refreshing breaks in shaded areas.
In San Pietro in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in San Pietro.
UV Risk Categories
Weather in San Pietro varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in San Pietro, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (41°F) | 54 mm (2.1 inches) | 84% | low |
| February Weather | 7°C (45°F) | 73 mm (2.9 inches) | 76% | moderate |
| March Weather | 9°C (48°F) | 82 mm (3.2 inches) | 68% | high |
| April Weather | 12°C (54°F) | 74 mm (2.9 inches) | 70% | high |
| May Weather | 17°C (62°F) | 79 mm (3.1 inches) | 69% | very high |
| June Weather | 22°C (72°F) | 48 mm (1.9 inches) | 62% | very high |
| July Weather | 25°C (76°F) | 37 mm (1.5 inches) | 57% | very high |
| August Weather | 25°C (77°F) | 42 mm (1.7 inches) | 55% | very high |
| September Weather | 20°C (68°F) | 102 mm (4.0 inches) | 66% | high |
| October Weather | 15°C (59°F) | 85 mm (3.3 inches) | 79% | moderate |
| November Weather | 11°C (52°F) | 130 mm (5.1 inches) | 84% | moderate |
| December Weather | 7°C (44°F) | 126 mm (4.9 inches) | 83% | low |