Month guide · Rosto de Cão, Portugal
Rosto de Cão in December: weather and what to expect
In December, Rosto de Cão averages highs of 17°C and lows of 15°C, with about 17 rainy days and 162 mm of rain. Highs are 1°C cooler than in November and 1°C warmer than in January. Crowds in the Azores are low.
Is December a good time to visit?
Good for
No verdicts for Rosto de Cão in December yet. They only use climate values that are precise enough to judge with.
Not ideal for
- Reliable dry weatherAbout 17 rainy days in the month
Daily highs through December
Town-level · ERA5-Land 1991-2020Highs stay about the same through the month. A day above 20°C happens in roughly 1 December in 6.
December in detail
Town-level · ERA5-LandCrowds, holidays and daylight
Public holidays in December 2026
- 1 Dec Restoration of Independence Day
- 8 Dec Immaculate Conception
- 25 Dec Christmas Day
Local (municipal) holidays are not included.
Warmer in December
Where is warm in December →| Place | High | Rain days | From Rosto de Cão |
|---|---|---|---|
| Vila Franca do Campo, Azores | 18°C | 16 | 19 km |
| Maia (Azores), Azores | 17°C | 16 | 24 km |
The nearest towns with a warmer December. Distances are in a straight line.
How December is changing
Town-level · ERA5-LandDecember highs are 0.4°C warmer than in 1991-2000, and December rainfall is about the same (2016-2025 against 1991-2000). Days above 20°C in December went from 0.3 to 1.2 a year on average.
Questions about Rosto de Cão in December
Is December a good time to visit Rosto de Cão?
It is less suited to reliable dry weather (about 17 rainy days in the month).
How warm is Rosto de Cão in December?
Average highs are 17°C and lows 15°C. November averages 19°C and January 16°C.
Does it rain much in Rosto de Cão in December?
About 17 days have at least 1 mm of rain, with 162 mm in total over the month.
Is Rosto de Cão busy in December?
In December 2025, nights booked through online platforms in the Azores were about 10% of the busiest month, which we count as low. The figure is for the whole region and leaves out hotels.
How long are the days in Rosto de Cão in December?
About 9 h 35 min from sunrise to sunset in the middle of the month.
Sources
Climate: ERA5-Land, Copernicus Climate Change Service (C3S) Climate Data Store, contains modified Copernicus information (CC BY 4.0). Crowds: Eurostat, nights spent in short-stay accommodation booked through online platforms (tour_ce_omn12) (CC BY 4.0). Place names and populations: GeoNames (CC BY 4.0). Climate averages cover 1991-2020. Daylight: calculated from the town's coordinates. Full methodology