Last updated: August 27, 2025
In December, the average temperature in Agarn, Switzerland hovers around -8°C (17°F). Expect chilly conditions, with minimum temperatures plummeting to -28°C (-18°F) and a maximum reaching 5°C (42°F). During this month, 170 mm (6.7 in) of precipitation falls over approximately 17 days, and the air remains quite humid, with an average humidity of 90%. Stay warm and prepared for the wet, wintry weather!
In December in Agarn, the average temperature is -8°C (17°F). Maximums can reach 5°C (42°F), and minimums can be as low as -28°C (-18°F). Be sure to bundle up and prepare for cold conditions while exploring Agarn during this time.
In Agarn in December, the precipitation amount is 170 mm (6.7 in) spread over 17 days.
In Agarn in December, humidity is 90%. With an average temperature of -8°C (17°F), this humidity feels like stepping into a thick, icy fog that clings to your skin, making travel feel heavy and uncomfortable as you navigate the damp chill that seeps into your bones.
In Agarn 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 Agarn, you can visit Hourly UV Index in Agarn.
UV Risk Categories
Weather in Agarn varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Agarn, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -10°C (15°F) | 125 mm (4.9 inches) | 92% | moderate |
| February Weather | -6°C (22°F) | 82 mm (3.2 inches) | 89% | moderate |
| March Weather | -3°C (27°F) | 109 mm (4.3 inches) | 87% | high |
| April Weather | 1°C (34°F) | 89 mm (3.5 inches) | 84% | very high |
| May Weather | 5°C (41°F) | 149 mm (5.9 inches) | 80% | very high |
| June Weather | 11°C (51°F) | 130 mm (5.1 inches) | 82% | extreme |
| July Weather | 13°C (55°F) | 108 mm (4.2 inches) | 83% | very high |
| August Weather | 12°C (54°F) | 119 mm (4.7 inches) | 80% | very high |
| September Weather | 8°C (47°F) | 89 mm (3.5 inches) | 83% | high |
| October Weather | 4°C (39°F) | 148 mm (5.8 inches) | 90% | high |
| November Weather | -3°C (27°F) | 109 mm (4.3 inches) | 88% | moderate |
| December Weather | -8°C (17°F) | 170 mm (6.7 inches) | 90% | low |