Last updated: June 18, 2025
In Fort-Coulonge, Canada, the average temperature in December hovers around -6°C (21°F). However, be prepared for extremes, as the temperature can dip as low as -30°C (-22°F) and occasionally reach a maximum of 14°C (58°F). During this month, expect about 78 mm (3.1 in) of precipitation spread over approximately 11 days, coupled with a high average humidity of 89%. Stay warm and dry!
In December in Fort-Coulonge, the average temperature is -6°C (21°F). The maximum can reach 14°C (58°F) and the minimum can be as low as -30°C (-22°F). This wide range of temperatures means travelers should be prepared for both chilly conditions and occasional warmth during their stay.
In Fort-Coulonge in December, the precipitation amount is 78 mm (3.1 in) over the course of 11 days.
In Fort-Coulonge in December, humidity is 89%. With an average temperature of -6°C (21°F), this humidity feels like an uncomfortable chill that seeps into your bones, making traveling outdoors an arduous task as the cold air mixes with dampness, often leaving you feeling cold and clammy despite layers of clothing.
In Fort-Coulonge 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 Fort-Coulonge, you can visit Hourly UV Index in Fort-Coulonge.
UV Risk Categories
Weather in Fort-Coulonge varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Fort-Coulonge, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (15°F) | 68 mm (2.7 inches) | 93% | low |
| February Weather | -8°C (18°F) | 73 mm (2.9 inches) | 93% | moderate |
| March Weather | -3°C (26°F) | 75 mm (3.0 inches) | 86% | moderate |
| April Weather | 4°C (40°F) | 107 mm (4.2 inches) | 82% | very high |
| May Weather | 12°C (54°F) | 114 mm (4.5 inches) | 75% | very high |
| June Weather | 18°C (64°F) | 96 mm (3.8 inches) | 68% | very high |
| July Weather | 21°C (70°F) | 103 mm (4.0 inches) | 69% | very high |
| August Weather | 19°C (67°F) | 107 mm (4.2 inches) | 67% | very high |
| September Weather | 15°C (59°F) | 80 mm (3.1 inches) | 72% | high |
| October Weather | 8°C (48°F) | 112 mm (4.4 inches) | 83% | moderate |
| November Weather | 0°C (32°F) | 83 mm (3.3 inches) | 88% | moderate |
| December Weather | -6°C (21°F) | 78 mm (3.1 inches) | 89% | low |