Last updated: August 23, 2025
In San Carlo, Italy, the average temperature in May hovers around 19°C (67°F), with delightful highs of 34°C (93°F) and cooler lows dipping to 7°C (45°F). Expect about 105 mm (4.1 in) of precipitation spread over 14 days, contributing to an average humidity of 70%. This mix of warmth and moisture sets the stage for a vibrant atmosphere!
In May, in San Carlo, the average temperature is 19°C (67°F). Maximums can reach 34°C (93°F), and minimums can be as low as 7°C (45°F). This range makes San Carlo a great destination for travelers seeking mild to warm weather, perfect for outdoor activities.
In San Carlo in May, the precipitation amount is 105 mm (4.1 in) over the course of 14 days.
In San Carlo in May humidity is 70%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapping around you, making traveling somewhat uncomfortable and sticky, as the air feels dense and every movement requires a bit more effort.
In San Carlo 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 San Carlo.
UV Risk Categories
Weather in San Carlo varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in San Carlo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 20 mm (0.8 inches) | 87% | low |
| February Weather | 7°C (45°F) | 62 mm (2.4 inches) | 79% | moderate |
| March Weather | 10°C (50°F) | 45 mm (1.8 inches) | 69% | moderate |
| April Weather | 14°C (58°F) | 63 mm (2.5 inches) | 71% | high |
| May Weather | 19°C (67°F) | 105 mm (4.1 inches) | 70% | very high |
| June Weather | 25°C (77°F) | 57 mm (2.3 inches) | 65% | very high |
| July Weather | 27°C (80°F) | 82 mm (3.2 inches) | 61% | very high |
| August Weather | 27°C (80°F) | 57 mm (2.3 inches) | 54% | very high |
| September Weather | 21°C (71°F) | 104 mm (4.1 inches) | 66% | high |
| October Weather | 16°C (61°F) | 61 mm (2.4 inches) | 83% | moderate |
| November Weather | 11°C (52°F) | 100 mm (3.9 inches) | 88% | moderate |
| December Weather | 5°C (42°F) | 62 mm (2.4 inches) | 85% | low |