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Aerial satellite view of São Julião surf break in Mafra Municipality, Zona Oeste Portugal, Portugal
Mafra Municipality, Zona Oeste Portugal, Portugal

São Julião

38.932, -9.422
Edited by Tom Jackson
Verified May 2026
Editor-verifiedCross-checked against Surfline
At a glance
  • São Julião is a a-frame over beach, shifting a-frame beach break peaks, swell-hungry sand bottom.
  • Intermediate to advanced ability, working 3-6 ft.
  • Peak September to April, water 14-20°C.
A-frame · BeachIntermediate → Advanced3–6 ftJan – Dec

São Julião swallows swell that other Ericeira beaches miss, making it the go-to when the region's reefs go flat or turn to slop. A wide-open beach break with shifting a-frame peaks, it works best on NW swell with a light E or NE wind holding the faces clean. Mid tide is the sweet spot, higher tides push water onto the inside and produce fun bowls for shorter boards. Size range of waist-high to overhead suits intermediates well, though the rips and heavy shorebreak demand genuine water confidence. Bottom: sand. Season: September to April, though it will fire outside those months when swell arrives. Consistency: one of the highest in the zone. If sandbars are firing here and crowds are building, arrive early or check the shoulders of the beach before paddling straight to the main peak.

Wave fit

Skill suited
Intermediate → Advanced
BegIntAdv
Best months
Jan – Dec
J
F
M
A
M
J
J
A
S
O
N
D
Character
Shifting a-frame beach break peaks, swell-hungry sand bottom.

Conditions

When it works
Hazards
Rip currentsHeavy shorebreak.
Trip planning

Quick facts

Water temp
14° to 20°C
Wetsuit
3/2 summer, 4/3 winter
What to bring
  • Shortboard 6ft to 6ft 4in for standard conditions
  • Step-up 6ft 6in to 6ft 10in when overhead and punchy
  • Fish or hybrid for small messy days
Lineup
Easy-going
Where it sits

Location

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About this break

What it's actually like

Crowd & Localism

Crowds stay light most sessions, but when consistent quality sandbars form, word travels fast through Ericeira and the lineup fills. The local vibe is watchful but fair. Spread out across the available peaks, do not camp on the main takeoff, and the lineup stays functional. Respect earns respect here.

Access & Facilities

Cliff-top parking and a beach ramp make access straightforward. The beach holds EU Blue Flag status, so water quality is reliably clean. Ericeira town is close for food, coffee, and board rental if needed.

Nearby Alternatives

When São Julião is too big or blown out, the sheltered reefs closer to Ericeira village handle size with more structure. Ribeira d'Ilhas and Coxos are the regional benchmarks when NW groundswell is running properly and you want walls over peaks.

10-day swell, wind and tide

São Julião surf forecast

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Forecast by Windy.app

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Frequently asked

What you need to know before paddling out at São Julião

What skill level is São Julião suited for?
São Julião is a beach bottom, shifting a-frame beach break peaks, swell-hungry sand bottom, break suited for intermediate through advanced surfers.
What size does São Julião work best at?
Working size is 3 to 6 ft. Below 3 ft the swell goes flat. Above 6 ft it tends to close out.
When is the best season to surf São Julião?
São Julião fires from September through April. Outside that window the swell window narrows and the lineup goes quiet.
What swell direction does São Julião need?
São Julião switches on with swells out of the W to NW (270 to 315 degrees).
What are the main hazards at São Julião?
Main hazards at São Julião: Rip currents, heavy shorebreak..
What type of wave is São Julião?
São Julião is a a-frame-breaking wave over beach. Shifting a-frame beach break peaks, swell-hungry sand bottom.
Where can I stay near São Julião?
4 camps sit within easy reach. The closest is Rapture Surfcamp Portugal Ericeira, 1.5 km from the lineup.

Sources

  • Surfline
São Julião
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