Last updated: June 24, 2025
In December, the average temperature in Liberty Lake, United States hovers around 0°C (32°F). However, be prepared for a wide range—thermometers can plummet to a chilling -16°C (3°F), or rise to a comfortable 16°C (61°F). Expect about 95 mm (3.8 in) of precipitation over roughly 14 days, accompanied by a rather high average humidity of 90%. Be sure to dress warmly and make the most of the season!
In December in Liberty Lake, the average temperature is 0°C (32°F). Maximum temperatures can reach 16°C (61°F) and the minimum can drop as low as -16°C (3°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.
In Liberty Lake in December, the precipitation amount is 95 mm (3.8 in) over the course of 14 days.
In Liberty Lake in December, humidity is 90%. With an average temperature of 0°C (32°F), this humidity feels like an icy grip on your skin, making the air feel heavy and damp, which can turn traveling into a chilling experience where every step is met with a bone-cold embrace.
In Liberty Lake 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 Liberty Lake, you can visit Hourly UV Index in Liberty Lake.
UV Risk Categories
Weather in Liberty Lake varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Liberty Lake, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (31°F) | 92 mm (3.6 inches) | 89% | low |
| February Weather | -1°C (30°F) | 88 mm (3.4 inches) | 89% | moderate |
| March Weather | 3°C (38°F) | 76 mm (3.0 inches) | 87% | moderate |
| April Weather | 8°C (46°F) | 72 mm (2.8 inches) | 84% | high |
| May Weather | 13°C (56°F) | 60 mm (2.3 inches) | 77% | very high |
| June Weather | 18°C (65°F) | 30 mm (1.2 inches) | 78% | very high |
| July Weather | 23°C (73°F) | 5 mm (0.2 inches) | 77% | very high |
| August Weather | 22°C (72°F) | 13 mm (0.5 inches) | 64% | very high |
| September Weather | 16°C (61°F) | 42 mm (1.6 inches) | 62% | high |
| October Weather | 8°C (47°F) | 74 mm (2.9 inches) | 79% | moderate |
| November Weather | 3°C (38°F) | 103 mm (4.1 inches) | 87% | moderate |
| December Weather | 0°C (32°F) | 95 mm (3.8 inches) | 90% | low |