Last updated: March 2, 2024
The weather in Marinha Grande, Portugal, during December is characterized by an average temperature of 13°C (55°F). Highs can soar to 17°C (63°F), while lows may dip to 7°C (45°F). Typically, the humidity level in Marinha Grande throughout December hovers around 85%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Marinha Grande averages 94 mm (3.7 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 9 hours 23 minutes of daylight, with the sun shining for approximately 6 hours 51 minutes each day. Additionally, there is a 38% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In December, the UV Index in Marinha Grande reaches a maximum of 3, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 30 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 0 | 1 | 1 | 2 | 2 | 3 | 3 | 2 | 1 | 1 | 1 | 0 | 0 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||