Last updated: August 27, 2025
In December, the average temperature in San Emiliano, Spain hovers around 4°C (39°F), with a range that can dip to a chilly -5°C (23°F) and rise to a pleasant 15°C (60°F). Expect 153 mm (6.0 in) of precipitation over 16 days, creating a damp atmosphere with an average humidity of 87%. Dress warmly and prepare for the wet weather!
In December in San Emiliano, the average temperature is 4°C (39°F). Maximums can reach 15°C (60°F), while minimums can dip as low as -5°C (23°F). It's advisable to pack warm clothing and prepare for chilly conditions if you're planning to travel to San Emiliano during this time.
In San Emiliano in December, the precipitation amount is 153 mm (6.0 in) over the course of 16 days.
In San Emiliano in December, humidity is 87%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and gritty, as the air hangs heavy and clings to your skin.
In San Emiliano 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 San Emiliano, you can visit Hourly UV Index in San Emiliano.
UV Risk Categories
Weather in San Emiliano varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Emiliano, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (37°F) | 79 mm (3.1 inches) | 87% | low |
| February Weather | 4°C (40°F) | 100 mm (4.0 inches) | 85% | moderate |
| March Weather | 5°C (41°F) | 104 mm (4.1 inches) | 83% | high |
| April Weather | 7°C (45°F) | 97 mm (3.8 inches) | 83% | very high |
| May Weather | 11°C (51°F) | 108 mm (4.2 inches) | 84% | very high |
| June Weather | 13°C (56°F) | 120 mm (4.7 inches) | 84% | extreme |
| July Weather | 16°C (61°F) | 68 mm (2.7 inches) | 86% | very high |
| August Weather | 16°C (61°F) | 57 mm (2.2 inches) | 78% | very high |
| September Weather | 14°C (57°F) | 67 mm (2.6 inches) | 77% | high |
| October Weather | 10°C (51°F) | 87 mm (3.4 inches) | 82% | high |
| November Weather | 5°C (42°F) | 129 mm (5.1 inches) | 86% | moderate |
| December Weather | 4°C (39°F) | 153 mm (6.0 inches) | 87% | low |