Last updated: June 24, 2025
In December, the average temperature in Plainwell, United States hovers around 0°C (33°F). Expect minimum lows of -22°C (-8°F) and occasional maximum highs peaking at 17°C (62°F). The region experiences 67 mm (2.7 in) of precipitation spread over 11 days, contributing to an average humidity of 86%. Prepare for a chilly and damp month!
In December in Plainwell, the average temperature is 0°C (33°F). Maximums can reach 17°C (62°F), and minimums can dip as low as -22°C (-8°F). Be prepared for a wide range of temperatures and pack accordingly when traveling during this time.
In Plainwell in December, the total precipitation amount is 67 mm (2.7 in) spread over a duration of 11 days.
In Plainwell in December humidity is 86%. With an average temperature of 0°C (33°F), this humidity feels like a damp chill that permeates your clothes, making traveling uncomfortable and necessitating warm, layered clothing to stay dry and cozy.
In Plainwell 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 Plainwell, you can visit Hourly UV Index in Plainwell.
UV Risk Categories
Weather in Plainwell varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Plainwell, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 72 mm (2.8 inches) | 87% | moderate |
| February Weather | -2°C (28°F) | 74 mm (2.9 inches) | 87% | moderate |
| March Weather | 3°C (37°F) | 76 mm (3.0 inches) | 86% | high |
| April Weather | 8°C (47°F) | 92 mm (3.6 inches) | 87% | very high |
| May Weather | 15°C (60°F) | 154 mm (6.1 inches) | 82% | very high |
| June Weather | 21°C (70°F) | 126 mm (5.0 inches) | 81% | very high |
| July Weather | 24°C (75°F) | 96 mm (3.8 inches) | 78% | very high |
| August Weather | 22°C (72°F) | 77 mm (3.0 inches) | 79% | very high |
| September Weather | 19°C (66°F) | 96 mm (3.8 inches) | 79% | high |
| October Weather | 12°C (54°F) | 139 mm (5.5 inches) | 82% | moderate |
| November Weather | 4°C (39°F) | 68 mm (2.7 inches) | 87% | moderate |
| December Weather | 0°C (33°F) | 67 mm (2.7 inches) | 86% | low |