Last updated: March 2, 2024
The weather in Sao Jacinto, Portugal, during December is characterized by an average temperature of 12°C (54°F). Highs can soar to 18°C (65°F), while lows may dip to 5°C (42°F). Typically, the humidity level in Sao Jacinto throughout December hovers around 87%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Sao Jacinto averages 150 mm (5.9 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 9 hours 18 minutes of daylight, with the sun shining for approximately 6 hours 11 minutes each day. Additionally, there is a 37% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Sao Jacinto reaches a maximum of 2, indicating a level of Low exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 45 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 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 0 | 0 |
| Exposure | Low | ||||||||||||
| Time to burn | 45 min | ||||||||||||