Offshore Stays

Surf Florianópolis in March

Surfing Florianópolis in March: in the main surf season, air around 24°C, sea around 26°C, 4.5 mm of rain a day on average. Wetsuit: boardshorts or a rash vest.

Surf season

In season

Air temperature

24°C

Sea temperature

26°C

Rain

4.5 mm/day

Wind

14 km/h avg

Average wave height

1.3 m (4 ft)

Big days (top 10%)

1.7 m (6 ft)+

Swell period

9 s

Main swell direction

From ESE (113°)

What to wear: with the sea around 26°C in March, expect boardshorts or a rash vest.

Surf size in Florianópolis in March

Offshore of Florianópolis, waves in March average 1.3 m (4 ft), below the year-round average of 1.3 m — the 8th biggest month of the year. One hour in ten is 1.7 m (6 ft) or bigger. The dominant swell runs at about 9 seconds from the ESE.

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.

March in the context of Florianópolis's surf season

Florianópolis's main surf season runs March–October. March is inside it.

Full Florianópolis surf and remote-work guide →

Frequently asked questions

Is March a good month to surf Florianópolis?
Yes — March falls in Florianópolis's main surf season (March–October).
How warm is the sea in Florianópolis in March?
About 26°C on average, which calls for boardshorts or a rash vest.
What is the weather like in Florianópolis in March?
Air temperature averages 24°C, with about 4.5 mm of rain per day and average winds of 14 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 28.0°S 48.5°W), retrieved 22 Oct 2026.