Offshore Stays

Surf Cascais in February

Surfing Cascais in February: outside the main surf season, air around 13°C, sea around 14°C, 1.8 mm of rain a day on average. Wetsuit: a 4/3mm full wetsuit.

Surf season

Off-season

Air temperature

13°C

Sea temperature

14°C

Rain

1.8 mm/day

Wind

22 km/h avg

Average wave height

2.5 m (8 ft)

Big days (top 10%)

3.7 m (12 ft)+

Swell period

13 s

Main swell direction

From NW (315°)

What to wear: with the sea around 14°C in February, expect a 4/3mm full wetsuit.

Surf size in Cascais in February

Offshore of Cascais, waves in February average 2.5 m (8 ft), above the year-round average of 1.9 m — the biggest month of the year. One hour in ten is 3.7 m (12 ft) or bigger. The dominant swell runs at about 13 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.

February in the context of Cascais's surf season

Cascais's main surf season runs March–April, September–November. February is outside it.

Full Cascais surf and remote-work guide →

Frequently asked questions

Is February a good month to surf Cascais?
February is outside Cascais's main surf season (March–April, September–November), so surf is less reliable, though it can still work on the right day.
How warm is the sea in Cascais in February?
About 14°C on average, which calls for a 4/3mm full wetsuit.
What is the weather like in Cascais in February?
Air temperature averages 13°C, with about 1.8 mm of rain per day and average winds of 22 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 38.5°N 9.5°W), retrieved 22 Oct 2026.