Last updated: August 23, 2025
In December, the average temperature in Rocca San Casciano, Italy hovers around 5°C (41°F), with minimums dipping to a chilly -9°C (17°F) and maximums reaching a mild 13°C (56°F). Expect 90 mm (3.6 in) of precipitation spread across about 11 days, contributing to an average humidity level of 83%. Get ready for a blend of cool temperatures and cozy, damp weather!
In December in Rocca San Casciano, the average temperature is 5°C (41°F). The maximum can reach 13°C (56°F) while the minimum can drop as low as -9°C (17°F). Be sure to pack warm clothing and prepare for chilly conditions if you're planning to travel during this time.
In Rocca San Casciano in December, the precipitation amount is 90 mm (3.6 in) spread over 11 days.
In Rocca San Casciano in December humidity is 83%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and necessitating extra layers to stay warm and dry.
In Rocca San Casciano 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 Rocca San Casciano, you can visit Hourly UV Index in Rocca San Casciano.
UV Risk Categories
Weather in Rocca San Casciano varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Rocca San Casciano, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 47 mm (1.9 inches) | 84% | low |
| February Weather | 6°C (42°F) | 90 mm (3.6 inches) | 76% | moderate |
| March Weather | 7°C (45°F) | 66 mm (2.6 inches) | 68% | high |
| April Weather | 11°C (52°F) | 76 mm (3.0 inches) | 70% | high |
| May Weather | 15°C (59°F) | 127 mm (5.0 inches) | 69% | very high |
| June Weather | 20°C (69°F) | 56 mm (2.2 inches) | 62% | very high |
| July Weather | 22°C (72°F) | 64 mm (2.5 inches) | 57% | very high |
| August Weather | 23°C (73°F) | 57 mm (2.2 inches) | 55% | very high |
| September Weather | 18°C (64°F) | 87 mm (3.4 inches) | 66% | high |
| October Weather | 13°C (56°F) | 89 mm (3.5 inches) | 79% | moderate |
| November Weather | 9°C (48°F) | 124 mm (4.9 inches) | 84% | moderate |
| December Weather | 5°C (41°F) | 90 mm (3.6 inches) | 83% | low |