Last updated: August 27, 2025
In December, the average temperature in Cilleruelo de Arriba, Spain hovers around 5°C (42°F). Expect a range where the minimum can drop to -4°C (24°F), while the maximum may reach up to 17°C (63°F). Throughout the month, precipitation amounts to 70 mm (2.8 in) spread over 13 days, creating a notably humid environment with an average humidity of 90%.
In December in Cilleruelo de Arriba, the average temperature is 5°C (42°F), with maximums reaching 17°C (63°F) and minimums dropping to as low as -4°C (24°F). Travelers should prepare for a mix of chilly and mild weather, making it ideal for layering clothing during outdoor activities.
In Cilleruelo de Arriba in December, the precipitation amount is 70 mm (2.8 in) spread over 13 days.
In Cilleruelo de Arriba in December, humidity is 90%. With an average temperature of 5°C (42°F), this humidity feels like a chilling dampness that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.
In Cilleruelo de Arriba 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 Cilleruelo de Arriba, you can visit Hourly UV Index in Cilleruelo de Arriba.
UV Risk Categories
Weather in Cilleruelo de Arriba varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Cilleruelo de Arriba, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 49 mm (1.9 inches) | 90% | moderate |
| February Weather | 6°C (44°F) | 53 mm (2.1 inches) | 86% | moderate |
| March Weather | 8°C (46°F) | 59 mm (2.3 inches) | 79% | high |
| April Weather | 10°C (51°F) | 82 mm (3.2 inches) | 74% | very high |
| May Weather | 15°C (59°F) | 55 mm (2.2 inches) | 71% | very high |
| June Weather | 19°C (66°F) | 53 mm (2.1 inches) | 63% | extreme |
| July Weather | 22°C (72°F) | 19 mm (0.7 inches) | 59% | extreme |
| August Weather | 22°C (72°F) | 15 mm (0.6 inches) | 58% | very high |
| September Weather | 18°C (65°F) | 33 mm (1.3 inches) | 65% | very high |
| October Weather | 13°C (56°F) | 53 mm (2.1 inches) | 77% | high |
| November Weather | 7°C (46°F) | 81 mm (3.2 inches) | 87% | moderate |
| December Weather | 5°C (42°F) | 70 mm (2.8 inches) | 90% | low |