Offshore Stays

Surf Sagres in August

Surfing Sagres in August: outside the main surf season, air around 22°C, sea around 19°C, 0.1 mm of rain a day on average. Wetsuit: a 3/2mm full wetsuit.

Surf season

Off-season

Air temperature

22°C

Sea temperature

19°C

Rain

0.1 mm/day

Wind

20 km/h avg

Average wave height

1.4 m (5 ft)

Big days (top 10%)

2.0 m (6 ft)+

Swell period

8 s

Main swell direction

From NW (315°)

What to wear: with the sea around 19°C in August, expect a 3/2mm full wetsuit.

Surf size in Sagres in August

Offshore of Sagres, waves in August average 1.4 m (5 ft), below the year-round average of 1.9 m — the 11th biggest month of the year. One hour in ten is 2.0 m (6 ft) or bigger. The dominant swell runs at about 8 seconds from the NW.

These are open-ocean figures from 10 years of hourly wave data, not a beach forecast: a sheltered break will be smaller, an exposed reef or point can be bigger.

August in the context of Sagres's surf season

Sagres's main surf season runs April–May, September–November. August is outside it.

Full Sagres surf and remote-work guide →

Frequently asked questions

Is August a good month to surf Sagres?
August is outside Sagres's main surf season (April–May, September–November), so surf is less reliable, though it can still work on the right day.
How warm is the sea in Sagres in August?
About 19°C on average, which calls for a 3/2mm full wetsuit.
What is the weather like in Sagres in August?
Air temperature averages 22°C, with about 0.1 mm of rain per day and average winds of 20 km/h.
Climate: NASA POWER (MERRA-2) monthly climatology, 2001–2020. Sea temperature: NOAA Coral Reef Watch CoralTemp v3.1, 5 km monthly SST, 2015–2025 mean (nearest ocean cell). Surf season is Offshore Stays editorial. Waves: Open-Meteo Marine API, ECMWF ERA5-Ocean hourly reanalysis, 2016–2025 (offshore grid cell 37.0°N 9.0°W), retrieved 22 Oct 2026.