Barcelona vs Lisbon in December — Which to Pick?
The numbers, side by side
Every figure below is an average across 11 complete years (2015–2025) of daily Open-Meteo records. Not a forecast — a historical baseline you can plan against.
Barcelona vs Lisbon in December
| Metric | Barcelona | Lisbon | Verdict |
|---|---|---|---|
| Average high | 15 °C (59°F) | 16 °C (60°F) | Effectively even in warmth. |
| Average low | 6 °C (43°F) | 10 °C (51°F) | Nights differ by ~4°C. |
| Rainfall | 37 mmWinner | 76 mm | Barcelona is 39 mm drier. |
| Rainy days | 5Winner | 8 | Barcelona is 2.6 days with fewer rainy days. |
| Sunshine | 7.6 h/day | 7.4 h/day | Effectively even in sunshine. |
Our honest take
Temperatures are effectively tied across Barcelona and Lisbon in December.
Barcelona sees roughly 39mm less rainfall this month, so your afternoons are more likely to survive intact.
Neither is objectively better: pick Barcelona for what Barcelona is famous for; pick Lisbon for what Lisbon does uniquely. The persona cards below break the choice down by traveller type.
Traveller verdict for December
Data-driven picks based on 11-year climate averages (2015–2025). Neither destination is objectively “better” — it depends on what you're after.
Barcelona takes the beach-day advantage — warmer sea air, drier skies, and more useful sun.
Barcelona leans into the after-dark scene — warm evenings and the higher-energy crowd.
Barcelona suits families better this month — gentler temperatures and fewer washouts.
Barcelona gets the photographer's nod — clearer skies and softer light per day.
Lisbon is the smarter pick for value — quieter crowds and softer accommodation rates.
Barcelona has the edge for wandering food streets — walkable weather and a livelier scene.
Compare hotels in both
Booking.com deep links with December check-in dates pre-filled.
Barcelona vs Lisbon in December — FAQ
Q01Is Barcelona warmer than Lisbon in December?
Is Barcelona warmer than Lisbon in December?
In December, Barcelona and Lisbon average nearly identical daytime highs — around 15°C and 16°C respectively. Temperature is not a differentiator.
Q02Which is drier — Barcelona or Lisbon in December?
Which is drier — Barcelona or Lisbon in December?
Barcelona is drier in December. It averages 37mm of rainfall vs 76mm at Lisbon. That is a meaningful difference for outdoor plans.
Q03Which is better for outdoor activities in December?
Which is better for outdoor activities in December?
Neither destination pulls ahead on sunshine or dry days in December — both offer similar outdoor windows. Choose by terrain and interest rather than weather.
Q04Which is cheaper to visit in December — Barcelona or Lisbon?
Which is cheaper to visit in December — Barcelona or Lisbon?
Lisbon tends to offer better value in December — lower crowd density and softer accommodation rates. Prices track tourism demand: quieter months means better deals in either destination.
Q05Which is better for a beach trip in December?
Which is better for a beach trip in December?
Barcelona is the stronger pick for beach days in December — warmer daytime highs, drier weather, and more useful sun per day.