SeasonScore
Algarve, Portugal
Photo: Klugschnacker · CC BY-SA 3.0

Portugal

Algarve in December

🧥 Winter

Cool and some showers.

🎒 Pack: light layers · compact umbrella or rain jacket

Best months: May (9.8), Sep (9.8), Mar (9.7)

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Why December scores 9.1What goes into the score

How it works
🌡️ 17° / 10°C🌧️ 114 mm💧 dew pt 11°🍃 PM2.5 5
  • Weather comfort8.5
    • ✓Cool (17°C highs / 10°C lows)
    • ✓Comfortable humidity (dew point 11°C)
    • !Wet: ~114 mm rain, ~4 heavy-rain days
  • Air quality9.9
    • ✓Good (within WHO guideline) (PM2.5 ~5 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline8.5
    • ·Normal precautions
Compare monthsPut December side by side with another month
DecMay
Score9.1 Excellent9.8 Excellent
Season🧥 Winter🌷 Spring
High / low17° / 10°23° / 14°
Rain114 mm22 mm
Humiditydew pt 11°dew pt 13°
PM2.55 µg/m³4 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Faro weather-station normals. Rainfall: Faro, Portugal weather-station normals (national met service).

Holidays & crowdsDecember 2026

Long weekend

There's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.

  • Christmas Day 25–27 Dec · 3 days off in a row

Other public holidays: Restoration of Independence Day (1 Dec) · Immaculate Conception (8 Dec)

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Explore AlgarveEvents, sights, food & souvenirs

Check event dates locally

Portugal's southern coastal region, known for golden cliffs, sea caves, sandy beaches and a long sunny season.

Events in December

No major events on our calendar for December.

Coming up later

Almond blossomDate variesUsually late January to February

Almond trees flower white and pink across the countryside.

Why go: A good reason to visit inland villages in the quiet season.

Where: Inland Algarve

Carnaval de LouléDate variesBefore Ash Wednesday — usually February or early March

One of Portugal's oldest carnival parades, with floats and costumes.

Why go: Parades run over several days; check the town's schedule.

Where: Loulé

Festival do MariscoDate variesUsually mid-August

A seafood festival on the Olhão waterfront with food stalls and concerts.

Why go: Very busy; arrive early in the evening.

Where: Olhão