Last updated: August 23, 2025
In Santa Maria a Valle, Italy, the average temperature in December hovers around 8°C (47°F). Expect the mercury to drop as low as 0°C (32°F), while it can climb to a maximum of 18°C (65°F). During this month, anticipate about 86 mm (3.4 in) of precipitation spread over 10 days, contributing to an average humidity level of 86%.
In December in Santa Maria a Valle, the average temperature is 8°C (47°F). Maximums can reach 18°C (65°F) and minimums can be as low as 0°C (32°F). This makes it a great time to explore the outdoors while layering your clothing for comfort.
In Santa Maria a Valle in December, the precipitation amount is 86 mm (3.4 in) over the course of 10 days.
In Santa Maria a Valle in December, humidity is 86%. With an average temperature of 8°C (47°F), this humidity feels like a chilling damp that penetrates your clothes, making outdoor adventures less enjoyable and encouraging you to seek warmth indoors rather than explore the sights.
In Santa Maria a Valle 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 Santa Maria a Valle, you can visit Hourly UV Index in Santa Maria a Valle.
UV Risk Categories
Weather in Santa Maria a Valle varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Santa Maria a Valle, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (43°F) | 78 mm (3.1 inches) | 85% | moderate |
| February Weather | 8°C (47°F) | 65 mm (2.6 inches) | 78% | moderate |
| March Weather | 9°C (49°F) | 82 mm (3.2 inches) | 69% | high |
| April Weather | 13°C (56°F) | 66 mm (2.6 inches) | 71% | high |
| May Weather | 18°C (64°F) | 104 mm (4.1 inches) | 71% | very high |
| June Weather | 23°C (73°F) | 43 mm (1.7 inches) | 63% | very high |
| July Weather | 25°C (77°F) | 69 mm (2.7 inches) | 59% | very high |
| August Weather | 25°C (78°F) | 37 mm (1.4 inches) | 54% | very high |
| September Weather | 21°C (70°F) | 62 mm (2.4 inches) | 67% | high |
| October Weather | 16°C (61°F) | 79 mm (3.1 inches) | 78% | moderate |
| November Weather | 12°C (55°F) | 141 mm (5.6 inches) | 84% | moderate |
| December Weather | 8°C (47°F) | 86 mm (3.4 inches) | 86% | low |