December Weather in Santo da Serra

Last updated: March 2, 2024

The weather in Santo da Serra, Portugal, during December is characterized by an average temperature of 17°C (63°F). Highs can soar to 19°C (67°F), while lows may dip to 13°C (56°F). Typically, the humidity level in Santo da Serra throughout December hovers around 75%.

13°C (56°F)

Minimum temperature

17°C (63°F)

Average temperature

19°C (67°F)

Maximum temperature

75%

Humidity

Precipitation and Sunshine hours

In December, Santo da Serra averages 62 mm (2.4 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 10 hours 1 minutes of daylight, with the sun shining for approximately 7 hours 56 minutes each day. Additionally, there is a 31% probability of sunny days during this period.

62 mm (2.4 inches)

Precipitation

13 rainy days

Rainy days

7 hours 56 minutes

Sunshine hours

31%

Chance of sun

UV Index

In December, the UV Index in Santo da Serra reaches a maximum of 4, 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.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	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	3	4	4	4	3	1	1	0	0
Exposure	Low				Moderate					Low
Time to burn	45 min				30 min					45 min