Overview

Saint-Cast-le-Guildo is on the Côte d'Émeraude, between Cap Fréhel and the Baie de la Fresnaye. Large sand beach used as the go-to spot for east wind by KiteCenter22 (20 min from Erquy). Beautiful coastal setting. The Centre Nautique de Saint-Cast offers additional water sport activities on site.

Suggest an edit

Spot forecast for Saint-Cast-le-Guildo Beach (Côte d'Émeraude)

Sunrise 08:38 · Sunset 19:08

Open-Meteo

Premium weather models. Get the professional models (ECMWF, GFS, ICON, MeteoSwiss…) and a 16-day forecast. Without a subscription: Open-Meteo over 5 days.

Go Premium

< 7 kn7–12 kn13–20 kn21–30 kn31–40 kn41+ kn Gusts Your minimum: 7 kn

Forecasts provided by Open-Meteo

Swell and waves

Swell and tides over 8 days. Premium members see the swell and tides over 8 days. Without a subscription: 5 days.

Go Premium

Wave height: < 0.5 m 0.5–1 m 1–2 m 2–3 m ≥ 3 m

Swell data by Open-Meteo Marine

Tides

Heights above lowest astronomical tide, in the spot's local time. Computed 6.5 km from the spot.

Wednesday 21 October High tide 03:57 · 8.5 m Low tide 10:44 · 5.6 m High tide 16:25 · 9 m Low tide 23:27 · 4.9 m
Thursday 22 October High tide 05:00 · 9.1 m Low tide 11:49 · 4.7 m High tide 17:21 · 9.7 m
Friday 23 October Low tide 00:13 · 4 m High tide 05:50 · 10 m Low tide 12:31 · 3.8 m High tide 18:07 · 10.5 m
Saturday 24 October Low tide 00:52 · 3 m High tide 06:31 · 10.9 m Low tide 13:10 · 2.8 m High tide 18:48 · 11.4 m
Sunday 25 October Low tide 01:30 · 2.2 m High tide 06:10 · 11.7 m Low tide 12:48 · 2.1 m High tide 18:27 · 12 m

Saint-Cast-le-Guildo Beach (Côte d'Émeraude): when to go?

Rideable days and hours computed for a minimum wind of 7 knots · log in to set your own (foil, twin-tip…)

Season · peak

150h

in May · 16.5 rideable days

The season runs from March to June, peaking in May: 13 rideable days a month and 150 hours of usable wind, at 16 °C. The low point is July, at 6.5 days.

Rideable days per month

Wind strength when it is rideable

7-12 knots · 73%13-20 knots · 25%21-30 knots · 2%31+ knots · under 1%

When the spot works, wind sits mostly between 7 and 12 knots — 73% of rideable hours. Big-kite territory. The coldest month is January, at 9 °C. The wettest month is January, with 92 mm.

Monthly averages: Saint-Cast-le-Guildo Beach (Côte d'Émeraude)

Monthly averages — Saint-Cast-le-Guildo Beach (Côte d'Émeraude) — averaged over 2 years of records — Weather data by Open-Meteo.com — How it is calculated
Month	Rideable days	Usable wind	Temperature	Rain
January	10.0	86 h	9 °C	92 mm
February	8.0	62 h	11 °C	55 mm
March	12.5	121 h	13 °C	31 mm
April	11.5	117 h	15 °C	35 mm
May	16.5	150 h	17 °C	23 mm
June	11.5	78 h	20 °C	25 mm
July	6.5	43 h	21 °C	47 mm
August	14.0	114 h	22 °C	19 mm
September	9.5	97 h	19 °C	52 mm
October	9.5	84 h	17 °C	56 mm
November	8.0	66 h	13 °C	60 mm
December	8.0	74 h	10 °C	43 mm

Photo gallery of Saint-Cast-le-Guildo Beach (Côte d'Émeraude)

This spot is waiting for its first images

Ridden here? One photo or video, and the spot comes alive for everyone discovering it.

Technical details of Saint-Cast-le-Guildo Beach (Côte d'Émeraude) spot

The spot works with winds from NE, ENE, E, ESE.

Depending on conditions: N, NNE, SE.

RideableDepending on conditions Not rideable

Local association recommendations

KiteCenter22 (kitecenter22.fr) — uses Saint-Cast for kite lessons when E wind prevents use of Caroual. Centre Nautique de Saint-Cast — water sports on site. EVORIDE — itinerant kite school active on Côte d'Émeraude.

Spot opening date · Required level

Spot opening date: Open all year round
Required level: Intermediate

Hazards

Coordination with other beach users essential in summer. Check local arrêtés municipaux for current regulations and authorised navigation zones before riding solo — contact local associations or KiteCenter22.

Something out of date? Suggest an edit

Live

SAINT-CAST-LE-G1.8 kmsource meteofrance

Readings reserved for Premium members

Live readings from SAINT-CAST-LE-G weather station are reserved for Premium members.

Real-time readings
Last 48 hours history
Custom alerts
Extended weather forecasts

Discover Premium

Already a Premium member? Log in

Additional stations

Port de St-Cast par Diabox1.3 km

Readings reserved for Premium members
source diabox
Lancieux6.9 km

Readings reserved for Premium members
source gowind