Last updated: August 23, 2025
In December, the average temperature in La Salle, Italy hovers around -8°C (19°F), with a minimum dipping to -22°C (-7°F) and a maximum reaching 4°C (40°F). Expect frequent precipitation, as 216 mm (8.5 in) of rain falls over 17 days, contributing to an average humidity of 90%. Be prepared for a chilly, damp month ahead!
In December in La Salle, the average temperature is -8°C (19°F), with maximums that can reach 4°C (40°F) and minimums that can plummet to -22°C (-7°F). Be sure to pack warm clothing if you plan to travel during this time.
In La Salle in December, the precipitation amount is 216 mm (8.5 in) over the course of 17 days.
In La Salle in December humidity is 90%. With an average temperature of -8°C (19°F), this humidity feels like an icy mist enveloping you, making every breath feel crisp yet heavy, creating an uncomfortable chill that penetrates your clothes and slows your movement as you travel.
In La Salle 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 La Salle, you can visit Hourly UV Index in La Salle.
UV Risk Categories
Weather in La Salle varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in La Salle, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (15°F) | 139 mm (5.5 inches) | 91% | moderate |
| February Weather | -6°C (22°F) | 99 mm (3.9 inches) | 87% | moderate |
| March Weather | -4°C (26°F) | 127 mm (5.0 inches) | 84% | very high |
| April Weather | 0°C (33°F) | 70 mm (2.8 inches) | 83% | very high |
| May Weather | 4°C (40°F) | 154 mm (6.1 inches) | 78% | very high |
| June Weather | 10°C (50°F) | 105 mm (4.1 inches) | 75% | extreme |
| July Weather | 12°C (54°F) | 102 mm (4.0 inches) | 72% | very high |
| August Weather | 12°C (54°F) | 100 mm (4.0 inches) | 63% | very high |
| September Weather | 8°C (47°F) | 70 mm (2.7 inches) | 73% | very high |
| October Weather | 4°C (39°F) | 111 mm (4.4 inches) | 89% | high |
| November Weather | -3°C (27°F) | 106 mm (4.2 inches) | 90% | moderate |
| December Weather | -8°C (19°F) | 216 mm (8.5 inches) | 90% | low |