Last updated: August 23, 2025
In December, the average temperature in San Biagio, Italy is a brisk 3°C (37°F). Expect minimums as low as -12°C (11°F) and maximums reaching 15°C (60°F). With 82 mm (3.2 in) of precipitation over 9 days, and an average humidity of 90%, it's wise to come prepared for a chilly and damp experience!
In December in San Biagio, the average temperature is 3°C (37°F), with maximums reaching 15°C (60°F) and minimums dropping as low as -12°C (11°F). This wide range in temperatures calls for travelers to come prepared with layers to stay comfortable during their visit.
In San Biagio in December, the total precipitation amount is 82 mm (3.2 in), occurring over a span of 9 days.
In San Biagio in December, humidity is 90%. With an average temperature of 3°C (37°F), this humidity feels like a heavy blanket wrapped around you, making travel feel cumbersome and draining, as the dampness clings to your skin and the cold bites through your layers.
In San Biagio in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in San Biagio, you can visit Hourly UV Index in San Biagio.
UV Risk Categories
Weather in San Biagio varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Biagio, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (37°F) | 64 mm (2.5 inches) | 91% | low |
| February Weather | 5°C (41°F) | 78 mm (3.1 inches) | 87% | moderate |
| March Weather | 7°C (45°F) | 104 mm (4.1 inches) | 84% | high |
| April Weather | 11°C (51°F) | 156 mm (6.1 inches) | 83% | high |
| May Weather | 15°C (59°F) | 194 mm (7.7 inches) | 78% | very high |
| June Weather | 19°C (67°F) | 189 mm (7.4 inches) | 75% | very high |
| July Weather | 21°C (71°F) | 168 mm (6.6 inches) | 72% | very high |
| August Weather | 21°C (70°F) | 108 mm (4.3 inches) | 63% | very high |
| September Weather | 17°C (63°F) | 123 mm (4.8 inches) | 73% | high |
| October Weather | 12°C (55°F) | 142 mm (5.6 inches) | 89% | moderate |
| November Weather | 7°C (45°F) | 210 mm (8.3 inches) | 90% | moderate |
| December Weather | 3°C (37°F) | 82 mm (3.2 inches) | 90% | low |