Last updated: June 18, 2025
In December, the average temperature in Westville, Canada hovers around -2°C (29°F). However, temperatures can drop as low as -20°C (-4°F) or rise to a maximum of 16°C (61°F). Expect about 111 mm (4.4 in) of precipitation over 13 days, contributing to an average humidity of 83%.
In December in Westville, the average temperature is -2°C (29°F), with maximums reaching up to 16°C (61°F) and minimums plummeting to -20°C (-4°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both chilly and mild conditions.
In Westville in December, the precipitation amount reaches 111 mm (4.4 in) over the course of 13 days.
In Westville in December, humidity is 83%. With an average temperature of -2°C (29°F), this humidity feels like a biting chill that seeps into your bones, making travel outside feel particularly uncomfortable and brisk, as the damp air enhances the cold sensation, leaving you longing for warmth and shelter.
In Westville 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 Westville, you can visit Hourly UV Index in Westville.
UV Risk Categories
Weather in Westville varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Westville, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (24°F) | 88 mm (3.5 inches) | 82% | low |
| February Weather | -5°C (24°F) | 107 mm (4.2 inches) | 83% | moderate |
| March Weather | -1°C (30°F) | 93 mm (3.7 inches) | 82% | moderate |
| April Weather | 4°C (40°F) | 108 mm (4.2 inches) | 82% | high |
| May Weather | 9°C (49°F) | 87 mm (3.4 inches) | 82% | very high |
| June Weather | 15°C (60°F) | 104 mm (4.1 inches) | 84% | very high |
| July Weather | 19°C (66°F) | 93 mm (3.6 inches) | 86% | very high |
| August Weather | 19°C (67°F) | 70 mm (2.8 inches) | 85% | very high |
| September Weather | 15°C (59°F) | 95 mm (3.8 inches) | 83% | high |
| October Weather | 9°C (49°F) | 87 mm (3.4 inches) | 83% | moderate |
| November Weather | 3°C (38°F) | 142 mm (5.6 inches) | 85% | moderate |
| December Weather | -2°C (29°F) | 111 mm (4.4 inches) | 83% | low |