Last updated: June 24, 2025
In December, the average temperature in Boswell, United States hovers around 1°C (34°F), with extremes ranging from a chilly -19°C (-2°F) to a mild 18°C (64°F). Residents can expect 115 mm (4.5 in) of precipitation spread across 15 days, contributing to an average humidity level of 88%. Be prepared for a mix of winter's chill and occasional warmth!
In December in Boswell, the average temperature is 1°C (34°F). The maximum can reach 18°C (64°F), and the minimum can be as low as -19°C (-2°F). Travelers should prepare for a wide range of temperatures and dress in layers to ensure comfort during their visit.
In Boswell in December, the total precipitation amount is 115 mm (4.5 in) over a span of 15 days.
In Boswell in December humidity is 88%. With an average temperature of 1°C (34°F), this humidity feels like a chilling embrace, making travel feel damp and brisk, where every breath carries a crisp bite, and the air clings to your skin, urging you to seek warmth and comfort.
In Boswell 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 Boswell, you can visit Hourly UV Index in Boswell.
UV Risk Categories
Weather in Boswell varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Boswell, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (28°F) | 91 mm (3.6 inches) | 89% | moderate |
| February Weather | 0°C (33°F) | 131 mm (5.1 inches) | 90% | moderate |
| March Weather | 4°C (39°F) | 114 mm (4.5 inches) | 89% | high |
| April Weather | 9°C (49°F) | 133 mm (5.2 inches) | 88% | very high |
| May Weather | 15°C (60°F) | 152 mm (6.0 inches) | 80% | very high |
| June Weather | 19°C (67°F) | 145 mm (5.7 inches) | 79% | very high |
| July Weather | 22°C (72°F) | 121 mm (4.8 inches) | 74% | very high |
| August Weather | 21°C (70°F) | 98 mm (3.9 inches) | 64% | very high |
| September Weather | 18°C (65°F) | 126 mm (5.0 inches) | 67% | very high |
| October Weather | 12°C (55°F) | 115 mm (4.5 inches) | 81% | high |
| November Weather | 4°C (40°F) | 91 mm (3.6 inches) | 89% | moderate |
| December Weather | 1°C (34°F) | 115 mm (4.5 inches) | 88% | low |