Last updated: August 23, 2025
In December, the average temperature in Castelnuovo Don Bosco, Italy hovers around 4°C (39°F). Expect chilly nights with minimums dipping to -11°C (13°F), while daytime highs can reach up to 16°C (60°F). This month brings about 56 mm (2.2 in) of precipitation over approximately 7 days, contributing to an average humidity of 85%. Be prepared for a mix of cold and damp weather!
In December in Castelnuovo Don Bosco, the average temperature is 4°C (39°F), with maximums reaching up to 16°C (60°F) and minimums dropping as low as -11°C (13°F). It's advisable to pack warm clothing if you're planning to visit during this time.
In Castelnuovo Don Bosco in December, the total precipitation amount is 56 mm (2.2 in) over a period of 7 days.
In Castelnuovo Don Bosco in December, humidity is 85%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and requiring extra layers to ward off the cold and moisture.
In Castelnuovo Don Bosco 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 Castelnuovo Don Bosco, you can visit Hourly UV Index in Castelnuovo Don Bosco.
UV Risk Categories
Weather in Castelnuovo Don Bosco varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Castelnuovo Don Bosco, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 45 mm (1.8 inches) | 88% | low |
| February Weather | 6°C (44°F) | 39 mm (1.5 inches) | 81% | moderate |
| March Weather | 10°C (49°F) | 54 mm (2.1 inches) | 76% | moderate |
| April Weather | 14°C (57°F) | 85 mm (3.3 inches) | 77% | high |
| May Weather | 18°C (64°F) | 113 mm (4.5 inches) | 74% | very high |
| June Weather | 23°C (74°F) | 81 mm (3.2 inches) | 71% | very high |
| July Weather | 25°C (78°F) | 70 mm (2.8 inches) | 67% | very high |
| August Weather | 25°C (78°F) | 45 mm (1.8 inches) | 64% | very high |
| September Weather | 21°C (69°F) | 54 mm (2.1 inches) | 74% | high |
| October Weather | 15°C (59°F) | 85 mm (3.4 inches) | 87% | moderate |
| November Weather | 9°C (49°F) | 142 mm (5.6 inches) | 88% | moderate |
| December Weather | 4°C (39°F) | 56 mm (2.2 inches) | 85% | low |