Last updated: June 24, 2025
In Deckerville, United States, the average temperature in December hovers around 0°C (32°F), making it a chilly time of year. While you might experience minimum temperatures dipping to -16°C (3°F), highs can reach a comfortable 16°C (61°F). Expect 64 mm (2.5 in) of precipitation spread over 11 days, and prepare for high humidity levels averaging 86%.
In December in Deckerville, the average temperature is 0°C (32°F). Maximum temperatures can reach 16°C (61°F) and the minimum can drop as low as -16°C (3°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.
In Deckerville in December, the total precipitation amount is 64 mm (2.5 in) spread over 11 days.
In Deckerville in December humidity is 86%. With an average temperature of 0°C (32°F), this humidity feels like a biting chill that seeps into your bones, making travel feel uncomfortable and damp, as the cold air combines with the moisture to create a brisk sensation that may deter outdoor exploration.
In Deckerville 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 Deckerville, you can visit Hourly UV Index in Deckerville.
UV Risk Categories
Weather in Deckerville varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Deckerville, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (26°F) | 70 mm (2.8 inches) | 88% | low |
| February Weather | -3°C (26°F) | 73 mm (2.9 inches) | 87% | moderate |
| March Weather | 1°C (33°F) | 69 mm (2.7 inches) | 85% | moderate |
| April Weather | 5°C (42°F) | 106 mm (4.2 inches) | 86% | very high |
| May Weather | 11°C (53°F) | 98 mm (3.8 inches) | 80% | very high |
| June Weather | 18°C (64°F) | 93 mm (3.7 inches) | 80% | very high |
| July Weather | 21°C (71°F) | 83 mm (3.3 inches) | 80% | very high |
| August Weather | 21°C (70°F) | 86 mm (3.4 inches) | 80% | very high |
| September Weather | 18°C (64°F) | 82 mm (3.2 inches) | 80% | high |
| October Weather | 12°C (53°F) | 115 mm (4.5 inches) | 84% | moderate |
| November Weather | 4°C (39°F) | 77 mm (3.0 inches) | 89% | moderate |
| December Weather | 0°C (32°F) | 64 mm (2.5 inches) | 86% | low |