Last updated: June 24, 2025
In Pierron, United States, the average temperature in December hovers around 4°C (39°F). Expect chilly conditions with a minimum dipping to -17°C (2°F) and occasionally reaching a pleasant maximum of 21°C (70°F). During this month, anticipate precipitation of about 70 mm (2.7 in) spread over approximately 7 days, with an average humidity level of 87%.
In December in Pierron, the average temperature is 4°C (39°F), with maximums reaching as high as 21°C (70°F) and minimums dropping as low as -17°C (2°F). Be prepared for a wide range of temperatures if you plan to visit during this time.
In Pierron in December, the precipitation amount is 70 mm (2.7 in) over a period of 7 days.
In Pierron in December, humidity is 87%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and gritty, as the air hangs heavy and clings to your skin.
In Pierron in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Pierron, you can check the information here.
UV Risk Categories
Weather in Pierron varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Pierron, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (33°F) | 82 mm (3.2 inches) | 84% | moderate |
| February Weather | 2°C (36°F) | 83 mm (3.3 inches) | 82% | moderate |
| March Weather | 8°C (47°F) | 140 mm (5.5 inches) | 84% | high |
| April Weather | 13°C (56°F) | 143 mm (5.6 inches) | 83% | very high |
| May Weather | 20°C (68°F) | 166 mm (6.5 inches) | 80% | very high |
| June Weather | 25°C (77°F) | 106 mm (4.2 inches) | 83% | extreme |
| July Weather | 26°C (80°F) | 93 mm (3.7 inches) | 82% | very high |
| August Weather | 25°C (77°F) | 113 mm (4.5 inches) | 82% | very high |
| September Weather | 22°C (73°F) | 57 mm (2.2 inches) | 79% | very high |
| October Weather | 15°C (60°F) | 107 mm (4.2 inches) | 79% | high |
| November Weather | 7°C (44°F) | 79 mm (3.1 inches) | 88% | moderate |
| December Weather | 4°C (39°F) | 70 mm (2.7 inches) | 87% | moderate |