Lisbon vs Porto in August

Porto is the better pick in August — 95 vs 86 on SeasonMap's comfort score. Porto is warm, dry, clean air, while Lisbon is hot, dry, clean air.

Lisbon vs PortoAugust climate, side by side

LisbonPorto
Comfort score86/100 (A)95/100 (S)
Feels-like high30°C26°C
Avg high / low29° / 19°25° / 15°
Rainfall1 mm11 mm
Rainy days02
Humidity71%73%
Air quality (AQI)3741

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Lisbon vs Porto in August — FAQ

Is August better in Lisbon or Porto?
Porto is the better pick in August — 95 vs 86 on SeasonMap's comfort score. Porto is warm, dry, clean air, while Lisbon is hot, dry, clean air.
What is the weather like in Lisbon vs Porto in August?
In August, Lisbon averages 29°C high / 19°C low with about 1 mm of rain; Porto averages 25°C high / 15°C low with about 11 mm.