Last updated: August 23, 2025
In May, the average temperature in Saint-Pierre, Italy hovers around 4°C (40°F). However, temperatures can vary significantly, with a minimum of -12°C (11°F) and a maximum reaching 18°C (65°F). Expect 144 mm (5.7 in) of precipitation spread over 20 days, contributing to an average humidity level of 78%. Prepare for a mix of chilly days and occasional warmth!
In May in Saint-Pierre, the average temperature is 4°C (40°F). The maximum can reach 18°C (65°F) and the minimum can be as low as -12°C (11°F). Travelers should be prepared for a wide range of temperatures, ranging from chilly to mild, making layers essential for comfort during their visit.
In Saint-Pierre in May, the precipitation amount reaches 144 mm (5.7 in) over the course of 20 days.
In Saint-Pierre in May, humidity is 78%. With an average temperature of 4°C (40°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities quite uncomfortable and travel less enjoyable as you navigate through the cold, damp air.
In Saint-Pierre in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Saint-Pierre.
UV Risk Categories
Weather in Saint-Pierre varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Saint-Pierre, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (16°F) | 114 mm (4.5 inches) | 91% | moderate |
| February Weather | -6°C (22°F) | 79 mm (3.1 inches) | 87% | moderate |
| March Weather | -4°C (25°F) | 106 mm (4.2 inches) | 84% | very high |
| April Weather | 0°C (32°F) | 83 mm (3.3 inches) | 83% | very high |
| May Weather | 4°C (40°F) | 144 mm (5.7 inches) | 78% | very high |
| June Weather | 10°C (50°F) | 104 mm (4.1 inches) | 75% | extreme |
| July Weather | 12°C (55°F) | 98 mm (3.9 inches) | 72% | extreme |
| August Weather | 12°C (54°F) | 101 mm (4.0 inches) | 63% | very high |
| September Weather | 8°C (47°F) | 64 mm (2.5 inches) | 73% | very high |
| October Weather | 4°C (39°F) | 124 mm (4.9 inches) | 89% | high |
| November Weather | -3°C (27°F) | 117 mm (4.6 inches) | 90% | moderate |
| December Weather | -8°C (18°F) | 165 mm (6.5 inches) | 90% | low |