Offshore Stays

Surf Nosara in May

Surfing Nosara in May: in the main surf season, air around 28°C, sea around 30°C, 7.1 mm of rain a day on average. Wetsuit: boardshorts or a rash vest.

Surf season

In season

Air temperature

28°C

Sea temperature

30°C

Rain

7.1 mm/day

Wind

11 km/h avg

Average wave height

1.5 m (5 ft)

Big days (top 10%)

1.8 m (6 ft)+

Swell period

14 s

Main swell direction

From SSW (203°)

What to wear: with the sea around 30°C in May, expect boardshorts or a rash vest.

Surf size in Nosara in May

Offshore of Nosara, waves in May average 1.5 m (5 ft), above the year-round average of 1.3 m — the 4th biggest month of the year. One hour in ten is 1.8 m (6 ft) or bigger. The dominant swell runs at about 14 seconds from the SSW.

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 Nosara's surf season

Nosara's main surf season runs May–November. May is inside it.

Full Nosara surf and remote-work guide →

Surf spots in Nosara

Other surf towns in season in May

Compare every surf town in season in May →

Frequently asked questions

Is May a good month to surf Nosara?
Yes — May falls in Nosara's main surf season (May–November).
How warm is the sea in Nosara in May?
About 30°C on average, which calls for boardshorts or a rash vest.
What is the weather like in Nosara in May?
Air temperature averages 28°C, with about 7.1 mm of rain per day and average winds of 11 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 9.5°N 85.5°W), retrieved 22 Oct 2026.