Last updated: June 18, 2025
In North Perth, Canada, the average temperature in December hovers around -2°C (28°F). Be prepared for a wide temperature range; while lows can plummet to -27°C (-16°F), highs may reach up to 16°C (61°F). Expect 81 mm (3.2 in) of precipitation spread over 17 days, coupled with a high average humidity of 87%. Stay warm and dry!
In December in North Perth, the average temperature is -2°C (28°F), with a maximum that can reach 16°C (61°F) and a minimum that can drop as low as -27°C (-16°F). Be prepared for a wide range of temperatures if you're traveling during this month!
In North Perth, in December, the precipitation amount is 81 mm (3.2 in), occurring over a span of 17 days.
In North Perth in December, humidity is 87%. With an average temperature of -2°C (28°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less enjoyable and requiring extra layers to stay warm and comfortable while traveling.
In North Perth 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 North Perth, you can visit Hourly UV Index in North Perth.
UV Risk Categories
Weather in North Perth varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in North Perth, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (22°F) | 77 mm (3.0 inches) | 90% | low |
| February Weather | -5°C (23°F) | 84 mm (3.3 inches) | 90% | moderate |
| March Weather | -1°C (31°F) | 74 mm (2.9 inches) | 87% | moderate |
| April Weather | 5°C (42°F) | 108 mm (4.3 inches) | 87% | very high |
| May Weather | 13°C (55°F) | 104 mm (4.1 inches) | 82% | very high |
| June Weather | 18°C (65°F) | 113 mm (4.4 inches) | 81% | very high |
| July Weather | 21°C (69°F) | 92 mm (3.6 inches) | 79% | very high |
| August Weather | 19°C (67°F) | 126 mm (4.9 inches) | 80% | very high |
| September Weather | 16°C (60°F) | 94 mm (3.7 inches) | 81% | high |
| October Weather | 10°C (50°F) | 118 mm (4.7 inches) | 84% | moderate |
| November Weather | 2°C (35°F) | 97 mm (3.8 inches) | 88% | moderate |
| December Weather | -2°C (28°F) | 81 mm (3.2 inches) | 87% | low |