Last updated: June 24, 2025
In December, the average temperature in Greenfields, United States hovers around 3°C (38°F). Prepare for chilly days, with minimums plummeting to -13°C (10°F) and maximums reaching up to 18°C (65°F). Expect 97 mm (3.8 in) of precipitation over the course of 9 days. It's a humid time of year, with an average humidity level of 85%.
In December in Greenfields, the average temperature is 3°C (38°F). Maximums can reach 18°C (65°F), while minimums can drop as low as -13°C (10°F). Travelers should be prepared for a wide range of temperatures, making layering essential for comfort.
In Greenfields in December, the total precipitation amount reaches 97 mm (3.8 in) over the course of 9 days.
In Greenfields in December, humidity is 85%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable as you contend with the heavy, cold air surrounding you.
In Greenfields 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 Greenfields, you can visit Hourly UV Index in Greenfields.
UV Risk Categories
Weather in Greenfields varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Greenfields, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 65 mm (2.6 inches) | 87% | moderate |
| February Weather | 3°C (37°F) | 104 mm (4.1 inches) | 85% | moderate |
| March Weather | 6°C (42°F) | 102 mm (4.0 inches) | 85% | high |
| April Weather | 12°C (53°F) | 99 mm (3.9 inches) | 83% | very high |
| May Weather | 17°C (63°F) | 128 mm (5.0 inches) | 75% | very high |
| June Weather | 22°C (72°F) | 103 mm (4.1 inches) | 73% | very high |
| July Weather | 25°C (78°F) | 136 mm (5.4 inches) | 65% | very high |
| August Weather | 24°C (76°F) | 138 mm (5.4 inches) | 62% | very high |
| September Weather | 21°C (70°F) | 100 mm (3.9 inches) | 66% | very high |
| October Weather | 15°C (59°F) | 100 mm (3.9 inches) | 79% | high |
| November Weather | 7°C (44°F) | 88 mm (3.5 inches) | 87% | moderate |
| December Weather | 3°C (38°F) | 97 mm (3.8 inches) | 85% | low |