Last updated: August 23, 2025
In December, the average temperature in San Giorgio, Italy hovers around 8°C (46°F), with a minimum dipping to -3°C (26°F) and a maximum reaching up to 17°C (63°F). The region experiences substantial precipitation, totaling 191 mm (7.5 in) across approximately 13 days, while the average humidity sits at a high 84%.
In December in San Giorgio, the average temperature is 8°C (46°F). Maximums can reach 17°C (63°F), while minimums can drop as low as -3°C (26°F). Be prepared for a mix of mild and chilly weather, making it a great time for layers when traveling.
In San Giorgio in December, the total precipitation amount is 191 mm (7.5 in) spread over 13 days.
In San Giorgio in December humidity is 84%. With an average temperature of 8°C (46°F), this humidity feels like a chilly mist wrapping around you, making outdoor exploration cumbersome and layering your clothing a necessity for comfort.
In San Giorgio 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 Giorgio, you can visit Hourly UV Index in San Giorgio.
UV Risk Categories
Weather in San Giorgio varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Giorgio, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (43°F) | 95 mm (3.7 inches) | 84% | moderate |
| February Weather | 8°C (47°F) | 145 mm (5.7 inches) | 76% | moderate |
| March Weather | 9°C (49°F) | 122 mm (4.8 inches) | 69% | high |
| April Weather | 12°C (55°F) | 91 mm (3.6 inches) | 70% | very high |
| May Weather | 16°C (62°F) | 97 mm (3.8 inches) | 70% | very high |
| June Weather | 21°C (71°F) | 60 mm (2.4 inches) | 61% | very high |
| July Weather | 24°C (76°F) | 31 mm (1.2 inches) | 57% | very high |
| August Weather | 25°C (77°F) | 24 mm (0.9 inches) | 53% | very high |
| September Weather | 20°C (69°F) | 105 mm (4.1 inches) | 65% | very high |
| October Weather | 16°C (60°F) | 110 mm (4.3 inches) | 75% | high |
| November Weather | 12°C (53°F) | 261 mm (10.3 inches) | 81% | moderate |
| December Weather | 8°C (46°F) | 191 mm (7.5 inches) | 84% | low |