Last updated: June 24, 2025
In December, the average temperature in West Wenatchee, United States hovers around -1°C (30°F). Expect chilly days with minimum temperatures plummeting to -16°C (4°F), while highs can reach up to 14°C (57°F). Be prepared for wet weather as well, with 79 mm (3.1 in) of precipitation expected over approximately 13 days. With an average humidity of 88%, it's a time for cozy layers and warm drinks!
In December in West Wenatchee, the average temperature is -1°C (30°F), with maximums reaching 14°C (57°F) and minimums plunging as low as -16°C (4°F). Travelers should be prepared for a wide range of temperatures during this time.
In West Wenatchee in December, the precipitation amount is 79 mm (3.1 in) over a span of 13 days.
In West Wenatchee in December humidity is 88%. With an average temperature of -1°C (30°F), this humidity feels like a biting chill that penetrates through your layers, making travel uncomfortable as every gust of wind becomes a sharp reminder of the cold and damp air surrounding you.
In West Wenatchee 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 West Wenatchee, you can visit Hourly UV Index in West Wenatchee.
UV Risk Categories
Weather in West Wenatchee varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in West Wenatchee, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (28°F) | 84 mm (3.3 inches) | 86% | low |
| February Weather | -2°C (29°F) | 76 mm (3.0 inches) | 86% | moderate |
| March Weather | 3°C (38°F) | 46 mm (1.8 inches) | 87% | high |
| April Weather | 8°C (46°F) | 41 mm (1.6 inches) | 84% | high |
| May Weather | 13°C (56°F) | 26 mm (1.0 inches) | 81% | very high |
| June Weather | 17°C (63°F) | 14 mm (0.5 inches) | 82% | very high |
| July Weather | 21°C (70°F) | 3 mm (0.1 inches) | 79% | very high |
| August Weather | 21°C (70°F) | 5 mm (0.2 inches) | 63% | very high |
| September Weather | 15°C (60°F) | 26 mm (1.0 inches) | 62% | high |
| October Weather | 8°C (46°F) | 56 mm (2.2 inches) | 83% | moderate |
| November Weather | 2°C (37°F) | 64 mm (2.5 inches) | 89% | moderate |
| December Weather | -1°C (30°F) | 79 mm (3.1 inches) | 88% | low |