Lisbon vs Madrid in September — 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.
Lisbon vs Madrid in September
| Metric | Lisbon | Madrid | Verdict |
|---|---|---|---|
| Average high | 26 °C (79°F) | 27 °C (80°F) | Effectively even in warmth. |
| Average low | 18 °C (64°F) | 15 °C (59°F) | Nights differ by ~3°C. |
| Rainfall | 30 mmWinner | 52 mm | Lisbon is 22 mm drier. |
| Rainy days | 4 | 5 | Effectively even in rainy days. |
| Sunshine | 11.1 h/day | 11.0 h/day | Effectively even in sunshine. |
Our honest take
Temperatures are effectively tied across Lisbon and Madrid in September.
Lisbon sees roughly 22mm less rainfall this month, so your afternoons are more likely to survive intact.
Neither is objectively better: pick Lisbon for what Lisbon is famous for; pick Madrid for what Madrid does uniquely. The persona cards below break the choice down by traveller type.
Traveller verdict for September
Data-driven picks based on 11-year climate averages (2015–2025). Neither destination is objectively “better” — it depends on what you're after.
Beach days play out much the same in either destination.
Both offer credible nightlife — pick by taste rather than data.
Lisbon suits families better this month — gentler temperatures and fewer washouts.
Lisbon gets the photographer's nod — clearer skies and softer light per day.
Prices track closely — book early either way.
Lisbon has the edge for wandering food streets — walkable weather and a livelier scene.
Compare hotels in both
Booking.com deep links with September check-in dates pre-filled.
Lisbon vs Madrid in September — FAQ
Q01Is Lisbon warmer than Madrid in September?
Is Lisbon warmer than Madrid in September?
In September, Lisbon and Madrid average nearly identical daytime highs — around 26°C and 27°C respectively. Temperature is not a differentiator.
Q02Which is drier — Lisbon or Madrid in September?
Which is drier — Lisbon or Madrid in September?
Lisbon is drier in September. It averages 30mm of rainfall vs 52mm at Madrid. That is a meaningful difference for outdoor plans.
Q03Which is better for outdoor activities in September?
Which is better for outdoor activities in September?
Neither destination pulls ahead on sunshine or dry days in September — both offer similar outdoor windows. Choose by terrain and interest rather than weather.
Q04Which is cheaper to visit in September — Lisbon or Madrid?
Which is cheaper to visit in September — Lisbon or Madrid?
Both destinations command similar peak pricing when the weather is at its best; visiting either in shoulder or off-season lowers hotel rates by 30–50%.
Q05Which is better for a beach trip in September?
Which is better for a beach trip in September?
Beach conditions are broadly similar. Look at sea-water temperature and swimming ease locally — the air/sun figures are close.