Last updated: August 27, 2025
In December, the average temperature in San Amaro, Spain hovers around 8°C (46°F), with a potential range from a chilly -3°C (26°F) to a pleasant 16°C (61°F). Expect 169 mm (6.6 in) of precipitation spread over 15 days, contributing to an average humidity level of 85%. Prepare for a cool, damp month ahead!
In December in San Amaro, the average temperature is 8°C (46°F). The maximum can reach 16°C (61°F) and the minimum can be as low as -3°C (26°F). Travelers should be prepared for a range of temperatures, bringing both warm layers and lighter clothing for fluctuating weather conditions.
In San Amaro in December, the precipitation amount is 169 mm (6.6 in) over a span of 15 days.
In San Amaro in December humidity is 85%. With an average temperature of 8°C (46°F), this humidity feels like a cold, damp embrace that can leave travelers feeling chilled and uncomfortable, making outdoor exploration less appealing and encouraging the search for cozy indoor activities instead.
In San Amaro 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 Amaro, you can visit Hourly UV Index in San Amaro.
UV Risk Categories
Weather in San Amaro varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Amaro, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (43°F) | 84 mm (3.3 inches) | 84% | low |
| February Weather | 8°C (47°F) | 121 mm (4.8 inches) | 83% | moderate |
| March Weather | 9°C (48°F) | 132 mm (5.2 inches) | 82% | high |
| April Weather | 11°C (52°F) | 109 mm (4.3 inches) | 83% | very high |
| May Weather | 15°C (58°F) | 76 mm (3.0 inches) | 83% | very high |
| June Weather | 17°C (62°F) | 60 mm (2.3 inches) | 83% | extreme |
| July Weather | 19°C (67°F) | 31 mm (1.2 inches) | 82% | very high |
| August Weather | 19°C (67°F) | 30 mm (1.2 inches) | 78% | very high |
| September Weather | 17°C (63°F) | 46 mm (1.8 inches) | 79% | high |
| October Weather | 14°C (57°F) | 104 mm (4.1 inches) | 82% | high |
| November Weather | 9°C (49°F) | 129 mm (5.1 inches) | 84% | moderate |
| December Weather | 8°C (46°F) | 169 mm (6.6 inches) | 85% | low |