Last updated: August 23, 2025
In December, the average temperature in Rosignano Solvay-Castiglioncello, Italy hovers around 9°C (49°F), with a minimum of 1°C (33°F) and a maximum reaching up to 16°C (62°F). Expect 124 mm (4.9 in) of precipitation spread over 14 days, contributing to a notably high average humidity of 83%. Embrace the varied weather and prepare accordingly!
In December in Rosignano Solvay-Castiglioncello, the average temperature is 9°C (49°F). Maximum can reach 16°C (62°F) and minimum can be as low as 1°C (33°F). Be prepared for cool weather and pack layers to stay comfortable during your travels.
In Rosignano Solvay-Castiglioncello in December, the precipitation amount is 124 mm (4.9 in) over a span of 14 days.
In Rosignano Solvay-Castiglioncello in December, humidity is 83%. With an average temperature of 9°C (49°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities uncomfortable for traveling and requiring extra layers to stay warm and dry.
In Rosignano Solvay-Castiglioncello 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 Rosignano Solvay-Castiglioncello, you can visit Hourly UV Index in Rosignano Solvay-Castiglioncello.
UV Risk Categories
Weather in Rosignano Solvay-Castiglioncello varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Rosignano Solvay-Castiglioncello, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 8°C (46°F) | 50 mm (2.0 inches) | 84% | low |
| February Weather | 9°C (49°F) | 74 mm (2.9 inches) | 76% | moderate |
| March Weather | 11°C (52°F) | 57 mm (2.3 inches) | 68% | high |
| April Weather | 14°C (57°F) | 82 mm (3.2 inches) | 70% | high |
| May Weather | 18°C (64°F) | 89 mm (3.5 inches) | 69% | very high |
| June Weather | 22°C (73°F) | 37 mm (1.5 inches) | 62% | very high |
| July Weather | 25°C (77°F) | 32 mm (1.2 inches) | 57% | very high |
| August Weather | 26°C (79°F) | 30 mm (1.2 inches) | 55% | very high |
| September Weather | 22°C (72°F) | 91 mm (3.6 inches) | 66% | high |
| October Weather | 17°C (63°F) | 96 mm (3.8 inches) | 79% | moderate |
| November Weather | 13°C (55°F) | 134 mm (5.3 inches) | 84% | moderate |
| December Weather | 9°C (49°F) | 124 mm (4.9 inches) | 83% | low |