surftrips.co
Aerial satellite view of Le Sillon surf break in Ille-et-Vilaine, North France, France
Ille-et-Vilaine, North France, France

Le Sillon

48.670, -2.005
Edited by Thomas Jackson
Verified May 2026
Editor-reviewedCross-checked against 1 reference
Varies · BeachBeginner → Intermediate2–5 ftJan – Dec

A mellow sandbar break on the northern French coast, Le Sillon delivers accessible, forgiving waves that rarely carry real punch but stay fun in the right conditions. SW to NW swells of 2-5ft with light offshore easterly winds produce the cleanest rides. It starts working at under 1ft and can hold up past 8ft, though quality drops off noticeably with size. Mid tide tends to organize the sandbars best. Beginners and intermediates will feel at home here, the crowd is thin on weekdays and only marginally busier on weekends, so there's room to work on turns without the stress of a competitive lineup. Bottom: sand. Season: autumn and winter for the most consistent swell. Consistency: moderate, dependent on Atlantic groundswell reaching the coast. Wave lengths run short on average, stretching to 50-150m on better days, so manage your expectations and treat it as a practical training ground rather than a destination session.

Wave fit

Skill suited
Beginner → Intermediate
BegIntAdv
Best months
Jan – Dec
J
F
M
A
M
J
J
A
S
O
N
D
Character
Mellow shifting sandbar peaks.
Trip planning

Quick facts

Water temp
9° to 17°C
Wetsuit
5/4 + booties (winter); 3/2 (summer)
What to bring
  • Longboard or funboard for small days
  • Shortboard 6ft to 6ft 6in for 3-5ft range
Lineup
Mellow lineup
Where it sits

Location

Loading map...
About this break

What it's actually like

Crowd & Localism

Weekday sessions are essentially empty. Weekend crowds stay light, with only a few surfers typically in the water. Localism is not reported as an issue. Standard lineup respect applies.

Access & Facilities

Le Sillon sits in the Saint-Malo area of northern Brittany. The beach is accessible by road with parking nearby. Amenities are available in Saint-Malo town. Water temperatures in this stretch of the Channel and north Breton coast drop sharply in winter, so a 5/4 with boots and gloves is not excessive from November through March.

Nearby Alternatives

When Le Sillon is flat or blown out, the broader Brittany coast offers sandbar and reef options that pick up more open Atlantic swell. Explore north-facing beaches farther along the coast or head south toward the Finistère peninsula for more exposed breaks when a solid NW or W swell is running.

10-day swell, wind and tide

Le Sillon surf forecast

Loading forecast...

Forecast by Windy.app

More breaks in North France

If this isn't your wave

All North France breaks
Plan a trip
Build a trip around Le Sillon
Tell us your dates, skill, and crew. We match camps within boat range and forward inquiries.
Frequently asked

Before you paddle out

Le Sillon is a beach break suited for beginner to intermediate surfers. Confident beginners can give it a go on small days.
Le Sillon
Coming Phase 2