Last updated: June 18, 2025
In December, the average temperature in Kanata, Canada hovers around -5°C (24°F). Be prepared for chilly extremes, as temperatures can dip to a bone-chilling -29°C (-21°F) or rise to a mild 15°C (59°F). Over the month, expect 75 mm (2.9 in) of precipitation spread across about 11 days, with a high average humidity of 89%. Pack accordingly!
In December in Kanata, the average temperature is -5°C (24°F). Maximum can reach 15°C (59°F), and the minimum can be as low as -29°C (-21°F). It's essential to prepare for a wide range of temperatures when planning your trip.
In Kanata in December, the precipitation amount is 75 mm (2.9 in) over the course of 11 days.
In Kanata in December humidity is 89%. With an average temperature of -5°C (24°F), this humidity feels like an uncomfortable chill enveloping you, making outdoor activities less enjoyable and requiring extra layers to stay warm while battling the dampness in the air.
In Kanata 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 Kanata, you can visit Hourly UV Index in Kanata.
UV Risk Categories
Weather in Kanata varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Kanata, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (18°F) | 72 mm (2.8 inches) | 93% | low |
| February Weather | -7°C (20°F) | 75 mm (3.0 inches) | 93% | moderate |
| March Weather | -2°C (29°F) | 79 mm (3.1 inches) | 86% | moderate |
| April Weather | 6°C (43°F) | 112 mm (4.4 inches) | 82% | very high |
| May Weather | 13°C (56°F) | 109 mm (4.3 inches) | 75% | very high |
| June Weather | 18°C (65°F) | 91 mm (3.6 inches) | 68% | very high |
| July Weather | 22°C (71°F) | 112 mm (4.4 inches) | 69% | very high |
| August Weather | 20°C (69°F) | 93 mm (3.6 inches) | 67% | very high |
| September Weather | 16°C (61°F) | 62 mm (2.4 inches) | 72% | high |
| October Weather | 9°C (49°F) | 130 mm (5.1 inches) | 83% | moderate |
| November Weather | 1°C (34°F) | 91 mm (3.6 inches) | 88% | moderate |
| December Weather | -5°C (24°F) | 75 mm (2.9 inches) | 89% | low |