Month guide · Covilhã, Portugal

Covilhã in December: weather and what to expect

In December, Covilhã averages highs of 10°C and lows of 4°C, with about 11 rainy days and 129 mm of rain. Highs are 2°C cooler than in November and 1°C warmer than in January. Crowds in Centro are low.

Based on 1991-2020 climate data · Updated 1 November 2026 · Sources

Average high Town-level10°CLow 4°C
Rainy days Town-level11129 mm in total
UV index Modelled2Low at noon on a clear day
Crowds RegionalLowCentro as a whole

Is December a good time to visit?

Good for

No verdicts for Covilhã in December yet. They only use climate values that are precise enough to judge with.

Not ideal for

  • Reliable dry weather
    About 11 rainy days in the month
  • Warm-weather holidays
    Highs of only 10°C

Daily highs through December

Town-level · ERA5-Land 1991-2020
Usual range (8 in 10 years)Typical high

Highs fall about 1°C over the month. A day above 15°C happens in roughly 1 December in 3.

December in detail

Town-level · ERA5-Land
MeasureNovemberDecemberJanuary
Average high13°C10°C10°C
Average low6°C4°C3°C
Rainy days (at least 1 mm)121111
Total rainfall129 mm129 mm118 mm
Daylight (mid-month)9 h 59 min9 h 20 min9 h 36 min

Crowds, holidays and daylight

Visitor level RegionalLowNights booked through online platforms in Centro in December 2025: about 35% of the busiest month.

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.

Daylight mid-month Exact9 h 20 minSunrise to sunset, calculated from the town's coordinates.
PlaceHighRain daysFrom Covilhã
Castro Marim, Algarve16°C7340 km
São Marcos da Serra, Algarve16°C9333 km
Mértola, Alentejo16°C7294 km
Odemira, Alentejo16°C9314 km
Vila Nova de Milfontes, Alentejo16°C10305 km

The nearest towns with a warmer December. Distances are in a straight line.

How December is changing

Town-level · ERA5-Land

December highs are 1.0°C warmer than in 1991-2000, and December rainfall is down about 25% (2016-2025 against 1991-2000).

Questions about Covilhã in December

Is December a good time to visit Covilhã?

It is less suited to reliable dry weather (about 11 rainy days in the month); warm-weather holidays (highs of only 10°C).

How warm is Covilhã in December?

Average highs are 10°C and lows 4°C. November averages 13°C and January 10°C.

Does it rain much in Covilhã in December?

About 11 days have at least 1 mm of rain, with 129 mm in total over the month.

Is Covilhã busy in December?

In December 2025, nights booked through online platforms in Centro were about 35% 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 Covilhã in December?

About 9 h 20 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