Offshore Stays

Surf Mundaka in January

Surfing Mundaka in January: in the main surf season, air around 10°C, sea around 13°C, 4.2 mm of rain a day on average. Wetsuit: a 5/4mm hooded wetsuit with boots and gloves.

Surf season

In season

Air temperature

10°C

Sea temperature

13°C

Rain

4.2 mm/day

Wind

22 km/h avg

Average wave height

2.0 m (6 ft)

Big days (top 10%)

3.5 m (11 ft)+

Swell period

12 s

Main swell direction

From NW (315°)

What to wear: with the sea around 13°C in January, expect a 5/4mm hooded wetsuit with boots and gloves.

Surf size in Mundaka in January

Offshore of Mundaka, waves in January average 2.0 m (6 ft), above the year-round average of 1.5 m — the 3rd biggest month of the year. One hour in ten is 3.5 m (11 ft) or bigger. The dominant swell runs at about 12 seconds from the NW.

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.

January in the context of Mundaka's surf season

Mundaka's main surf season runs September–March. January is inside it.

Full Mundaka surf and remote-work guide →

Frequently asked questions

Is January a good month to surf Mundaka?
Yes — January falls in Mundaka's main surf season (September–March).
How warm is the sea in Mundaka in January?
About 13°C on average, which calls for a 5/4mm hooded wetsuit with boots and gloves.
What is the weather like in Mundaka in January?
Air temperature averages 10°C, with about 4.2 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 43.5°N 2.5°W), retrieved 22 Oct 2026.