December Weather in Arco da Calheta

Last updated: March 2, 2024

The weather in Arco da Calheta, Portugal, during December is characterized by an average temperature of 17°C (63°F). Highs can soar to 20°C (67°F), while lows may dip to 13°C (56°F). Typically, the humidity level in Arco da Calheta throughout December hovers around 75%.

13°C (56°F)

Minimum temperature

17°C (63°F)

Average temperature

20°C (67°F)

Maximum temperature

75%

Humidity

Precipitation and Sunshine hours

In December, Arco da Calheta averages 77 mm (3.0 inches) of rainfall, typically over the course of 8 rainy days. The month enjoys an average of 10 hours 0 minutes of daylight, with the sun shining for approximately 7 hours 56 minutes each day. Additionally, there is a 46% probability of sunny days during this period.

77 mm (3.0 inches)

Precipitation

8 rainy days

Rainy days

7 hours 56 minutes

Sunshine hours

46%

Chance of sun

UV Index

In December, the UV Index in Arco da Calheta 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	2	1	0	0
Exposure	Low				Moderate					Low
Time to burn	45 min				30 min					45 min