Offshore Stays

Surf Imsouane in May

Surfing Imsouane in May: outside the main surf season, air around 20°C, sea around 17°C, 0.4 mm of rain a day on average. Wetsuit: a 3/2mm full wetsuit.

Surf season

Off-season

Air temperature

20°C

Sea temperature

17°C

Rain

0.4 mm/day

Wind

24 km/h avg

Average wave height

1.9 m (6 ft)

Big days (top 10%)

2.6 m (9 ft)+

Swell period

9 s

Main swell direction

From NNW (338°)

What to wear: with the sea around 17°C in May, expect a 3/2mm full wetsuit.

Surf size in Imsouane in May

Offshore of Imsouane, waves in May average 1.9 m (6 ft), below the year-round average of 2.0 m — the 7th biggest month of the year. One hour in ten is 2.6 m (9 ft) or bigger. The dominant swell runs at about 9 seconds from the NNW.

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 Imsouane's surf season

Imsouane's main surf season runs September–April. May is outside it.

Full Imsouane surf and remote-work guide →

Frequently asked questions

Is May a good month to surf Imsouane?
May is outside Imsouane's main surf season (September–April), so surf is less reliable, though it can still work on the right day.
How warm is the sea in Imsouane in May?
About 17°C on average, which calls for a 3/2mm full wetsuit.
What is the weather like in Imsouane in May?
Air temperature averages 20°C, with about 0.4 mm of rain per day and average winds of 24 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 31.0°N 10.0°W), retrieved 22 Oct 2026.