Last updated: June 24, 2025
In December, the average temperature in Alhambra, United States hovers around 3°C (38°F). Expect a range where minimums can dip to -19°C (-2°F) and maximums may reach up to 20°C (69°F). The weather is typically quite wet, with an average precipitation of 60 mm (2.4 in) over about 7 days. Additionally, you'll likely experience high humidity levels at 87%, making for a cozy yet brisk atmosphere.
In December in Alhambra, the average temperature is 3°C (38°F). Maximum temperatures can reach 20°C (69°F), while minimum temperatures can drop as low as -19°C (-2°F). Travelers should be prepared for chilly conditions and dress in layers to adapt to the fluctuating temperatures.
In Alhambra in December, the precipitation amount is 60 mm (2.4 in) over the course of 7 days.
In Alhambra in December humidity is 87%. With an average temperature of 3°C (38°F), this humidity feels like a chilly blanket wrapped around you, making travel quite uncomfortable as the cold dampness seeps into your clothes and lingers in the air, often leaving you shivering and longing for warmer, drier conditions.
In Alhambra in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Alhambra, you can check the information here.
UV Risk Categories
Weather in Alhambra varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Alhambra, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (32°F) | 78 mm (3.1 inches) | 84% | moderate |
| February Weather | 1°C (35°F) | 81 mm (3.2 inches) | 82% | moderate |
| March Weather | 8°C (46°F) | 132 mm (5.2 inches) | 84% | high |
| April Weather | 12°C (55°F) | 142 mm (5.6 inches) | 83% | very high |
| May Weather | 19°C (67°F) | 162 mm (6.4 inches) | 80% | very high |
| June Weather | 25°C (77°F) | 111 mm (4.4 inches) | 83% | extreme |
| July Weather | 26°C (79°F) | 102 mm (4.0 inches) | 82% | extreme |
| August Weather | 24°C (76°F) | 119 mm (4.7 inches) | 82% | very high |
| September Weather | 22°C (72°F) | 63 mm (2.5 inches) | 79% | very high |
| October Weather | 15°C (59°F) | 105 mm (4.1 inches) | 79% | high |
| November Weather | 6°C (44°F) | 77 mm (3.0 inches) | 88% | moderate |
| December Weather | 3°C (38°F) | 60 mm (2.4 inches) | 87% | moderate |