Month guide · Ventosa, Portugal

Ventosa in December: weather and what to expect

In December, Ventosa averages highs of 15°C and lows of 8°C, with about 10 rainy days and 81 mm of rain. Highs are 2°C cooler than in November and 1°C warmer than in January. Crowds in Oeste e Vale do Tejo are low.

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

Average high Town-level15°CLow 8°C
Rainy days Town-level1081 mm in total
UV index Modelled2Low at noon on a clear day
Crowds RegionalLowOeste e Vale do Tejo as a whole

Is December a good time to visit?

Good for

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

Not ideal for

  • Reliable dry weather
    About 10 rainy days in the month

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.

December in detail

Town-level · ERA5-Land
MeasureNovemberDecemberJanuary
Average high17°C15°C14°C
Average low10°C8°C7°C
Rainy days (at least 1 mm)111010
Total rainfall86 mm81 mm75 mm
Daylight (mid-month)10 h 04 min9 h 27 min9 h 42 min

Crowds, holidays and daylight

Visitor level RegionalLowNights booked through online platforms in Oeste e Vale do Tejo in December 2025: about 15% 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 27 minSunrise to sunset, calculated from the town's coordinates.
PlaceHighRain daysFrom Ventosa
Aljezur, Algarve16°C10203 km
São Marcos da Serra, Algarve16°C9206 km
Odemira, Alentejo16°C9174 km
Mértola, Alentejo16°C7206 km
Vila Nova de Milfontes, Alentejo16°C10158 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 0.6°C warmer than in 1991-2000, and December rainfall is down about 20% (2016-2025 against 1991-2000).

Questions about Ventosa in December

Is December a good time to visit Ventosa?

It is less suited to reliable dry weather (about 10 rainy days in the month).

How warm is Ventosa in December?

Average highs are 15°C and lows 8°C. November averages 17°C and January 14°C.

Does it rain much in Ventosa in December?

About 10 days have at least 1 mm of rain, with 81 mm in total over the month.

Is Ventosa busy in December?

In December 2025, nights booked through online platforms in Oeste e Vale do Tejo were about 15% 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 Ventosa in December?

About 9 h 27 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