Offshore Stays

Surf Azores (São Miguel) in May

Surfing Azores (São Miguel) in May: outside the main surf season, air around 17°C, sea around 18°C, 1.4 mm of rain a day on average. Wetsuit: a 3/2mm full wetsuit.

Surf season

Off-season

Air temperature

17°C

Sea temperature

18°C

Rain

1.4 mm/day

Wind

22 km/h avg

Average wave height

1.7 m (6 ft)

Big days (top 10%)

2.6 m (8 ft)+

Swell period

10 s

Main swell direction

From WNW (293°)

What to wear: with the sea around 18°C in May, expect a 3/2mm full wetsuit.

Surf size in Azores (São Miguel) in May

Offshore of Azores (São Miguel), waves in May average 1.7 m (6 ft), below the year-round average of 2.1 m — the 8th biggest month of the year. One hour in ten is 2.6 m (8 ft) or bigger. The dominant swell runs at about 10 seconds from the WNW.

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.

May in the context of Azores (São Miguel)'s surf season

Azores (São Miguel)'s main surf season runs September–February. May is outside it.

Full Azores (São Miguel) surf and remote-work guide →

Frequently asked questions

Is May a good month to surf Azores (São Miguel)?
May is outside Azores (São Miguel)'s main surf season (September–February), so surf is less reliable, though it can still work on the right day.
How warm is the sea in Azores (São Miguel) in May?
About 18°C on average, which calls for a 3/2mm full wetsuit.
What is the weather like in Azores (São Miguel) in May?
Air temperature averages 17°C, with about 1.4 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 38.0°N 25.5°W), retrieved 22 Oct 2026.