Offshore Stays

Surf Ericeira in January

Surfing Ericeira in January: outside the main surf season, air around 12°C, sea around 15°C, 2.3 mm of rain a day on average. Wetsuit: a 4/3mm full wetsuit.

Surf season

Off-season

Air temperature

12°C

Sea temperature

15°C

Rain

2.3 mm/day

Wind

19 km/h avg

Average wave height

2.4 m (8 ft)

Big days (top 10%)

3.7 m (12 ft)+

Swell period

13 s

Main swell direction

From WNW (293°)

What to wear: with the sea around 15°C in January, expect a 4/3mm full wetsuit.

Surf size in Ericeira in January

Offshore of Ericeira, waves in January average 2.4 m (8 ft), above the year-round average of 2.0 m — the 4th biggest month of the year. One hour in ten is 3.7 m (12 ft) or bigger. The dominant swell runs at about 13 seconds from the WNW.

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 Ericeira's surf season

Ericeira's main surf season runs March–May, September–November. January is outside it.

Full Ericeira surf and remote-work guide →

Frequently asked questions

Is January a good month to surf Ericeira?
January is outside Ericeira's main surf season (March–May, September–November), so surf is less reliable, though it can still work on the right day.
How warm is the sea in Ericeira in January?
About 15°C on average, which calls for a 4/3mm full wetsuit.
What is the weather like in Ericeira in January?
Air temperature averages 12°C, with about 2.3 mm of rain per day and average winds of 19 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 39.0°N 9.5°W), retrieved 22 Oct 2026.