Last updated: June 18, 2025
In December, the average temperature in Beausejour, Canada hovers around -11°C (12°F), where it can plummet to a chilling -35°C (-31°F) during the coldest nights, while occasionally reaching a maximum of 4°C (40°F). With precipitation totaling 26 mm (1.0 in) over 8 days, you can expect a damp atmosphere, enhancing the already high average humidity of 93%.
In December in Beausejour, the average temperature is -11°C (12°F), with maximums reaching 4°C (40°F) and minimums plummeting to as low as -35°C (-31°F). Travelers should be prepared for extremely cold conditions and dress warmly when visiting during this time.
In Beausejour in December, the total precipitation amount is 26 mm (1.0 in) spread over 8 days.
In Beausejour in December, humidity is 93%. With an average temperature of -11°C (12°F), this humidity feels like an icy blanket clinging to your skin, making travel challenging as every breath seems to freeze in the air and the cold dampness seeps into your clothes, leaving you longing for warmth and comfort.
In Beausejour in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Beausejour.
UV Risk Categories
Weather in Beausejour varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Beausejour, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -15°C (6°F) | 19 mm (0.8 inches) | 94% | low |
| February Weather | -16°C (4°F) | 18 mm (0.7 inches) | 91% | moderate |
| March Weather | -5°C (23°F) | 18 mm (0.7 inches) | 90% | moderate |
| April Weather | 2°C (36°F) | 33 mm (1.3 inches) | 81% | high |
| May Weather | 12°C (53°F) | 38 mm (1.5 inches) | 74% | very high |
| June Weather | 18°C (66°F) | 75 mm (2.9 inches) | 75% | very high |
| July Weather | 21°C (70°F) | 77 mm (3.0 inches) | 74% | very high |
| August Weather | 19°C (66°F) | 64 mm (2.5 inches) | 77% | very high |
| September Weather | 13°C (56°F) | 93 mm (3.7 inches) | 75% | high |
| October Weather | 5°C (41°F) | 66 mm (2.6 inches) | 78% | moderate |
| November Weather | -5°C (23°F) | 30 mm (1.2 inches) | 87% | low |
| December Weather | -11°C (12°F) | 26 mm (1.0 inches) | 93% | low |