Last updated: August 23, 2025
In December, the average temperature in Sellano, Italy hovers around 5°C (41°F). Expect chilly conditions, with minimums plummeting to -9°C (16°F) and peaking at a comfortable 15°C (59°F). Precipitation makes its presence felt, averaging 109 mm (4.3 in) over 12 days, while humidity remains high at 86%, adding to the overall crisp atmosphere.
In December in Sellano, the average temperature is 5°C (41°F). Maximum temperatures can reach up to 15°C (59°F), while minimums can dip as low as -9°C (16°F). Travelers should prepare for a mix of chilly days and mild afternoons, making layer options essential for comfort.
In Sellano in December, the total precipitation amount is 109 mm (4.3 in) during a span of 12 days.
In Sellano in December humidity is 86%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite challenging due to the chill combined with the stickiness in the air.
In Sellano 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 Sellano, you can visit Hourly UV Index in Sellano.
UV Risk Categories
Weather in Sellano varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sellano, 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) | 85% | low |
| February Weather | 5°C (42°F) | 70 mm (2.7 inches) | 78% | moderate |
| March Weather | 7°C (44°F) | 87 mm (3.4 inches) | 69% | high |
| April Weather | 10°C (51°F) | 73 mm (2.9 inches) | 71% | high |
| May Weather | 15°C (59°F) | 109 mm (4.3 inches) | 71% | very high |
| June Weather | 20°C (68°F) | 50 mm (2.0 inches) | 63% | very high |
| July Weather | 23°C (73°F) | 48 mm (1.9 inches) | 59% | very high |
| August Weather | 23°C (74°F) | 50 mm (2.0 inches) | 54% | very high |
| September Weather | 18°C (64°F) | 81 mm (3.2 inches) | 67% | high |
| October Weather | 13°C (56°F) | 64 mm (2.5 inches) | 78% | moderate |
| November Weather | 9°C (49°F) | 115 mm (4.5 inches) | 84% | moderate |
| December Weather | 5°C (41°F) | 109 mm (4.3 inches) | 86% | low |