Last updated: June 24, 2025
In December, the average temperature in West Hills, United States hovers around 2°C (35°F). Expect chillier days, with minimums potentially dropping to -15°C (6°F), while highs can reach a cool 18°C (64°F). During this month, you can anticipate approximately 103 mm (4.1 in) of precipitation spread over 13 days, contributing to a high average humidity of 88%. Prepare for a cozy yet damp atmosphere!
In December in West Hills, the average temperature is 2°C (35°F). Maximum temperatures can reach 18°C (64°F), while minimums can drop to as low as -15°C (6°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.
In West Hills in December, the precipitation amount is 103 mm (4.1 in) spread over a duration of 13 days.
In West Hills in December, humidity is 88%. With an average temperature of 2°C (35°F), this humidity feels like you're wrapped in a cold, damp blanket, making outdoor activities uncomfortable and travel challenging due to the chill seeping into your bones.
In West Hills 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 Hills, you can visit Hourly UV Index in West Hills.
UV Risk Categories
Weather in West Hills varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in West Hills, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (30°F) | 98 mm (3.9 inches) | 89% | moderate |
| February Weather | 1°C (34°F) | 124 mm (4.9 inches) | 90% | moderate |
| March Weather | 5°C (40°F) | 108 mm (4.2 inches) | 89% | high |
| April Weather | 10°C (51°F) | 132 mm (5.2 inches) | 88% | very high |
| May Weather | 16°C (61°F) | 161 mm (6.3 inches) | 80% | very high |
| June Weather | 21°C (69°F) | 140 mm (5.5 inches) | 79% | very high |
| July Weather | 23°C (74°F) | 151 mm (6.0 inches) | 74% | very high |
| August Weather | 22°C (72°F) | 100 mm (3.9 inches) | 64% | very high |
| September Weather | 19°C (66°F) | 127 mm (5.0 inches) | 67% | very high |
| October Weather | 13°C (56°F) | 125 mm (4.9 inches) | 81% | high |
| November Weather | 5°C (41°F) | 97 mm (3.8 inches) | 89% | moderate |
| December Weather | 2°C (35°F) | 103 mm (4.1 inches) | 88% | low |