Offshore Stays

Surf Tamarindo in April

Surfing Tamarindo in April: outside the main surf season, air around 30°C, sea around 29°C, 1.0 mm of rain a day on average. Wetsuit: boardshorts or a rash vest.

Surf season

Off-season

Air temperature

30°C

Sea temperature

29°C

Rain

1.0 mm/day

Wind

15 km/h avg

Average wave height

1.3 m (4 ft)

Big days (top 10%)

1.5 m (5 ft)+

Swell period

14 s

Main swell direction

From SSW (203°)

What to wear: with the sea around 29°C in April, expect boardshorts or a rash vest.

Surf size in Tamarindo in April

Offshore of Tamarindo, waves in April average 1.3 m (4 ft), below the year-round average of 1.3 m — the 10th biggest month of the year. One hour in ten is 1.5 m (5 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.

April in the context of Tamarindo's surf season

Tamarindo's main surf season runs May–November. April is outside it.

Full Tamarindo surf and remote-work guide →

Frequently asked questions

Is April a good month to surf Tamarindo?
April is outside Tamarindo's main surf season (May–November), so surf is less reliable, though it can still work on the right day.
How warm is the sea in Tamarindo in April?
About 29°C on average, which calls for boardshorts or a rash vest.
What is the weather like in Tamarindo in April?
Air temperature averages 30°C, with about 1.0 mm of rain per day and average winds of 15 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 10.5°N 86.0°W), retrieved 22 Oct 2026.