Last updated: August 27, 2025
In December, the average temperature in Sao Felix da Marinha, Portugal hovers around 11°C (51°F), making it a cool time of year. Temperatures can dip as low as 0°C (33°F) and soar up to 19°C (66°F). Be prepared for moisture, as the region receives an average of 194 mm (7.6 in) of precipitation over 14 days. With an average humidity of 87%, it's advisable to pack for a cozy and damp climate!
In December, in Sao Felix da Marinha, the average temperature is 11°C (51°F). The maximum can reach 19°C (66°F) and the minimum can be as low as 0°C (33°F). Be prepared for a cool climate, ideal for layering and exploring outdoor activities.
In Sao Felix da Marinha in December, the total precipitation amount is 194 mm (7.6 in), occurring over a span of 14 days.
In Sao Felix da Marinha in December humidity is 87%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill wrapping around you, making outdoor excursions a bit uncomfortable as the air feels thick and heavy, urging you to seek shelter more often than not.
In Sao Felix da Marinha 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 Sao Felix da Marinha, you can visit Hourly UV Index in Sao Felix da Marinha.
UV Risk Categories
Weather in Sao Felix da Marinha varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sao Felix da Marinha, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 9°C (48°F) | 90 mm (3.5 inches) | 87% | low |
| February Weather | 11°C (52°F) | 138 mm (5.4 inches) | 81% | moderate |
| March Weather | 12°C (53°F) | 144 mm (5.7 inches) | 78% | high |
| April Weather | 14°C (57°F) | 154 mm (6.1 inches) | 79% | very high |
| May Weather | 17°C (62°F) | 84 mm (3.3 inches) | 78% | very high |
| June Weather | 18°C (65°F) | 55 mm (2.1 inches) | 71% | extreme |
| July Weather | 20°C (69°F) | 24 mm (1.0 inches) | 63% | very high |
| August Weather | 21°C (69°F) | 19 mm (0.7 inches) | 64% | very high |
| September Weather | 20°C (68°F) | 45 mm (1.8 inches) | 71% | very high |
| October Weather | 16°C (62°F) | 120 mm (4.7 inches) | 79% | high |
| November Weather | 12°C (54°F) | 164 mm (6.5 inches) | 86% | moderate |
| December Weather | 11°C (51°F) | 194 mm (7.6 inches) | 87% | low |