Last updated: June 24, 2025
In December, the average temperature in Mattawamkeag, United States hovers around -5°C (24°F). However, prepare for extremes, as temperatures can dip as low as -25°C (-13°F) and rise up to 15°C (59°F). During this month, expect to encounter approximately 115 mm (4.5 in) of precipitation spread over 10 days, contributing to an average humidity level of 84%.
In December in Mattawamkeag, the average temperature is -5°C (24°F). Maximums can reach 15°C (59°F), and minimums can be as low as -25°C (-13°F). Travelers should be prepared for a wide range of temperatures while visiting this destination.
In Mattawamkeag in December, the precipitation amount is 115 mm (4.5 in) over a span of 10 days.
In Mattawamkeag in December, humidity is 84%. With an average temperature of -5°C (24°F), this humidity feels like an icy blanket wrapped around you, making the air feel even colder and more biting, which can be quite uncomfortable for traveling.
In Mattawamkeag 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 Mattawamkeag, you can visit Hourly UV Index in Mattawamkeag.
UV Risk Categories
Weather in Mattawamkeag varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Mattawamkeag, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (19°F) | 93 mm (3.7 inches) | 88% | low |
| February Weather | -6°C (21°F) | 85 mm (3.3 inches) | 88% | moderate |
| March Weather | -2°C (28°F) | 74 mm (2.9 inches) | 85% | moderate |
| April Weather | 5°C (42°F) | 117 mm (4.6 inches) | 81% | high |
| May Weather | 12°C (53°F) | 100 mm (3.9 inches) | 76% | very high |
| June Weather | 17°C (63°F) | 86 mm (3.4 inches) | 74% | very high |
| July Weather | 20°C (69°F) | 96 mm (3.8 inches) | 74% | very high |
| August Weather | 20°C (68°F) | 80 mm (3.2 inches) | 74% | very high |
| September Weather | 15°C (60°F) | 83 mm (3.3 inches) | 77% | high |
| October Weather | 9°C (49°F) | 116 mm (4.6 inches) | 82% | moderate |
| November Weather | 1°C (35°F) | 120 mm (4.7 inches) | 85% | moderate |
| December Weather | -5°C (24°F) | 115 mm (4.5 inches) | 84% | low |