Last updated: June 24, 2025
In Mount Angel, United States, the average temperature in December hovers around 5°C (41°F). Expect a chilly range with minimums dipping to -5°C (22°F) and occasional highs reaching 17°C (63°F). This month brings significant moisture, with a total precipitation of 224 mm (8.8 in) across 20 days, and humidity levels can feel quite intense at an average of 87%.
In December in Mount Angel, the average temperature is 5°C (41°F), with maximums reaching 17°C (63°F) and minimums dropping as low as -5°C (22°F). Travelers should pack layers to stay comfortable in the variable weather conditions.
In Mount Angel in December, the precipitation amount is 224 mm (8.8 in) spread over a period of 20 days.
In Mount Angel in December humidity is 87%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket enveloping you, making every step seem laborious and the chill more biting, which can be quite challenging for traveling.
In Mount Angel 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 Mount Angel, you can visit Hourly UV Index in Mount Angel.
UV Risk Categories
Weather in Mount Angel varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Mount Angel, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (42°F) | 185 mm (7.3 inches) | 85% | low |
| February Weather | 5°C (41°F) | 225 mm (8.8 inches) | 84% | moderate |
| March Weather | 7°C (45°F) | 161 mm (6.3 inches) | 85% | moderate |
| April Weather | 10°C (50°F) | 149 mm (5.9 inches) | 83% | high |
| May Weather | 14°C (57°F) | 71 mm (2.8 inches) | 83% | very high |
| June Weather | 17°C (63°F) | 60 mm (2.4 inches) | 83% | very high |
| July Weather | 21°C (69°F) | 5 mm (0.2 inches) | 82% | very high |
| August Weather | 21°C (70°F) | 7 mm (0.3 inches) | 74% | very high |
| September Weather | 17°C (63°F) | 90 mm (3.5 inches) | 71% | high |
| October Weather | 11°C (53°F) | 140 mm (5.5 inches) | 81% | moderate |
| November Weather | 8°C (46°F) | 181 mm (7.1 inches) | 87% | moderate |
| December Weather | 5°C (41°F) | 224 mm (8.8 inches) | 87% | low |