Last updated: June 24, 2025
In Selby, United States, the average temperature in December hovers around -5°C (24°F). Expect chilly extremes, with minimums dropping to -27°C (-16°F) and maximums reaching up to 17°C (62°F). This month sees about 26 mm (1.0 in) of precipitation over 5 days, contributing to an average humidity of 76%.
In December in Selby, the average temperature is -5°C (24°F). The maximum can reach 17°C (62°F) and the minimum can be as low as -27°C (-16°F). Travelers should be prepared for a wide range of temperatures and dress accordingly to enjoy their visit.
In Selby in December, the precipitation amount is 26 mm (1.0 in) over the course of 5 days.
In Selby in December, humidity is 76%. With an average temperature of -5°C (24°F), this humidity feels like a chilling embrace, making travel uncomfortable as the cold dampness seeps into your bones, creating a biting sensation that can make even short excursions feel arduous.
In Selby 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 Selby, you can visit Hourly UV Index in Selby.
UV Risk Categories
Weather in Selby varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Selby, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (17°F) | 14 mm (0.5 inches) | 78% | low |
| February Weather | -10°C (14°F) | 18 mm (0.7 inches) | 81% | moderate |
| March Weather | -1°C (31°F) | 28 mm (1.1 inches) | 71% | moderate |
| April Weather | 5°C (41°F) | 45 mm (1.8 inches) | 73% | high |
| May Weather | 14°C (57°F) | 55 mm (2.2 inches) | 75% | very high |
| June Weather | 21°C (71°F) | 56 mm (2.2 inches) | 82% | very high |
| July Weather | 24°C (75°F) | 72 mm (2.8 inches) | 83% | very high |
| August Weather | 22°C (72°F) | 93 mm (3.7 inches) | 82% | very high |
| September Weather | 17°C (63°F) | 67 mm (2.6 inches) | 73% | very high |
| October Weather | 7°C (45°F) | 62 mm (2.4 inches) | 71% | moderate |
| November Weather | 0°C (33°F) | 14 mm (0.5 inches) | 78% | moderate |
| December Weather | -5°C (24°F) | 26 mm (1.0 inches) | 76% | low |