SeasonScore
Lisbon, Portugal
Photo: Alvesgaspar · CC BY-SA 3.0

Portugal

Lisbon in January

🧥 Winter

Cool and some showers.

🎒 Pack: warm jacket for evenings

Best months: May (9.6), Jun (9.6), Sep (9.6)

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Why January scores 8.9What goes into the score

How it works
🌡️ 15° / 8°C🌧️ 50 mm💧 dew pt 9°🍃 PM2.5 15
  • Weather comfort8.7
    • !Cool (15°C highs / 8°C lows)
    • ✓Comfortable humidity (dew point 9°C)
    • ✓Mostly dry (~50 mm rain)
  • Air quality8.5
    • ✓Good (within WHO guideline) (PM2.5 ~15 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline8.5
    • ·Normal precautions
Compare monthsPut January side by side with another month
JanMay
Score8.9 Excellent9.6 Excellent
Season🧥 Winter🌷 Spring
High / low15° / 8°22° / 14°
Rain50 mm27 mm
Humiditydew pt 9°dew pt 13°
PM2.515 µg/m³9 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Lisbon weather-station normals.

Holidays & crowdsJanuary 2027

Long weekend

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

  • New Year 1–3 Jan · 3 days off in a row

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

Explore LisbonEvents, sights, food & souvenirs

Check event dates locally

Portugal's hilly capital on the Tagus estuary, visited for its tiled streets, trams, viewpoints, fado music and seafood.

Events in January

No major events on our calendar for January.

Coming up later

Lisbon Book FairDate variesUsually late May to mid-June

A large outdoor book fair.

Why go: Evenings are lively.

Where: Parque Eduardo VII

Santo António (Festas de Lisboa)Every yearMain night 12-13 June every year; festivities run through June

Street parties with grilled sardines and the marchas populares parade.

Why go: The old districts are packed on 12 June night.

Where: Alfama, Mouraria and Avenida da Liberdade

NOS AliveDate variesUsually early to mid-July

A major music festival on the river west of Lisbon.

Why go: Accommodation fills early.

Where: Passeio Marítimo de Algés