Lisbon · August
Best travel monthPeak seasonPortugal · Europe
Max Temp
28.9°C
Min Temp
18.6°C
Sunshine
9.8 h/day
Rain Days
0 days
Water Temp
17.6°C
Rainfall
2.5 mm
Humidity
63%
Avg Temp
22.9°C
Peak season — flights and hotels at their annual highest. Book early.
August is one of the best months to visit Lisbon — with 10 sunshine hours per day and pleasant highs of 29°C.
Daytime temperatures reach up to 29°C, cooling to 19°C at night (daily average: 23°C). With 10 sunshine hours per day, August is one of the sunniest months — 3 mm of rain over 0 days. The sea is 18°C — refreshing and manageable for confident swimmers.
Light, breathable clothing and sun protection are essential. Early mornings and evenings are good for excursions when it's a little cooler.
Die Festas de Santo António im Juni verwandeln Alfama und Mouraria in eine einzige Straßenparty mit Sardinengrill, Fado und Tanz bis in den Morgen. Der Sommer bleibt trocken und warm, das Tageslicht reicht bis fast 21 Uhr — Bairro Alto schläft nie.
Packing list for Lisbon in August
- Leichte Sommersachen
- Dünne Strickjacke für kühle Abende
- Sonnencreme LSF 50
- Sonnenbrille
- Sonnenhut
- Reiseapotheke
Frequently Asked Questions
- Is August a good time to visit Lisbon?
- Yes — August is one of the best months to visit Lisbon (Climate Score: 96/100). Pleasant temperatures (29°C), good sunshine (10 h/day), and few rain days (0) make it one of the most recommended months.
- How warm is it in Lisbon in August?
- In August, Lisbon sees daily highs of 29°C. Nights cool to 19°C, with a daily average of 23°C.
- How much rain falls in Lisbon in August?
- In August, Lisbon receives an average of 3 mm of rain over 0 rain days. That is comparatively dry.
- How many sunshine hours does Lisbon get in August?
- Lisbon averages 10 sunshine hours per day in August — above the annual average.
- How warm is the water in Lisbon in August?
- Water temperature in Lisbon in August averages 18°C — refreshing but slightly cool for sensitive swimmers.
