Donostia/San Sebastián, Gipuzkoa

Playa de Ondarreta: can you swim today?

Official name: Ondarreta hondartza

Good beach day. Today at Playa de Ondarreta, the waves are medium-sized, the wind is light, the water is mild, it is cold and no rain is expected.

Data from 03:00. AEMET warnings checked at 03:13

Forecast by day

TodayThu, 29/10

18°

Cloudy · low 11°

Good beach day

rain: 0%
wind: 5 km/h
waves: 1.3 m

Tide today

Model estimate, not a measurement · estimated range today: 3.65 m

Now at Playa de Ondarreta

Waves: 1.9mperiod 12 s, model
Wind: 8km/hfrom the SE, model
Water: 18°Ctemperature, model
Water quality: Out of seasonlatest analysis, 28/09/2026
Rain: 0%chance this hour
UV index

Loading beach conditions…

Warnings and risks

AEMET weather warningsNo warnings in force or expected

No warnings in force or forecast for the “Gipuzkoa litoral” and “Costa - Gipuzkoa litoral” zones.

Source: AEMET (Meteoalerta plan), checked on 29/10/2026 at 03:13.

Lightning (satellite)No data

Bathing water qualityLatest analysis, on 28/09/2026: Zona Apta para el baño (and 1 more point)

PLAYA DE ONDARRETA PM1 (CENTRO): Latest analysis, on 28/09/2026: Zona Apta para el baño (E. coli: 10 NMP/100 mL; enterococci: 63 NMP/100 mL)
PLAYA DE ONDARRETA PM2 (IZDA / TENIS): Latest analysis, on 28/09/2026: Zona Apta para el baño (E. coli: 10 NMP/100 mL; enterococci: 10 NMP/100 mL)

Outside the monitoring season for this bathing area (01/06/2026 to 30/09/2026): no monitoring is under way. This is the latest published analysis, shown in Spanish as published, not today's water condition.

Source: Spanish Ministry of Health, Náyade (national bathing water information system), checked on 28/10/2026.

AEMET beach forecast (Wednesday 28 October)High 18 °C; morning cloudy, afternoon clear

Morning: cloudy; wind light; waves slight. Afternoon: clear; wind light; waves slight. High 18 °C; feels like: fresco; water 18 °C; maximum UV index 3.

Official forecast in categories, issued by AEMET on 28/10/2026. It is not part of the verdict, which uses the model's hourly data. © AEMET.

Useful information

Tide (model estimate, not a measurement)Next high tide around 05:00

High tide around 05:00 and 18:00; low tide around 12:00; estimated range today: 3.65 m; rising now.

Tide: SMOC model estimate via Open-Meteo; not a tide gauge measurement.

DaylightSunrise 07:39 · Sunset 18:03

10 h 24 min of daylight.

Astronomical calculation for the beach's coordinates (suncalc).

UV index0.0

Air quality (Spain's national air quality index, model estimate)Fair (Razonablemente buena); main pollutant: ozone

Water clarity10.5 m (satellite reading from 27/10/2026)

Chlorophyll in the water0.71 mg/m³ (satellite reading from 27/10/2026)

Where to stay near Playa de Ondarreta?

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About Playa de Ondarreta

By Equipe editorial GTM Labs · Updated 02/10/2026

Ondarreta beach looks out over La Concha bay, in San Sebastián, sheltered by Mount Igeldo and Santa Clara island, and is separated from La Concha beach by the Pico del Loro, below Miramar Palace. It is a sandy beach with an average length of about 600 metres and a width of about 100 metres, with good access on foot and by public transport. At its western end begins the promenade that leads to the Peine del Viento (Wind Comb) sculpture.

Sources: Ayuntamiento de Donostia / San Sebastián, Playa de Ondarreta · Diputación Foral de Gipuzkoa, Playas: Ondarreta · San Sebastián Turismo (Donostia Turismoa, Ayuntamiento), Playa de Ondarreta

Directions

Next 24 hours

Between 11° and 18°; 0% chance of rain in every hour; strongest wind around 04:00 (11 km/h).

Today · 03–08 hNow
Overnight
11–12°Cloudy
0%max rain
11 km/hmax wind
1.4–1.9 mwaves
Today · 09–14 h
This morning
13–18°Cloudy
0%max rain
6 km/hmax wind
1.1–1.3 mwaves
Today · 15–20 h
This afternoon
16–18°Cloudy
0%max rain
5 km/hmax wind
1.1 mwaves
Today · 21–02 h
Tonight
12–15°Cloudy
0%max rain
7 km/hmax wind
0.8–1.0 mwaves

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Frequently asked questions

What is Playa de Ondarreta like today?

At 03:00: air 11 °C, feels like 10 °C, water 18 °C, waves 1.9 m, wind 8 km/h from the SE, 0% chance of rain. These are model data (Open-Meteo) for the current hour.

Is it worth going to Playa de Ondarreta today?

Good beach day. Today at Playa de Ondarreta, the waves are medium-sized, the wind is light, the water is mild, it is cold and no rain is expected. Verdict based on the data from 03:00; it does not replace the instructions of the authorities at the beach.

Are there any warnings today at Playa de Ondarreta?

There are no AEMET warnings in force or expected for the “Gipuzkoa litoral” and “Costa - Gipuzkoa litoral” zones (checked at 03:13).

What does the latest water analysis say for Playa de Ondarreta?

The latest analysis published in Náyade (Spanish Ministry of Health), from 28/09/2026, says “Zona Apta para el baño” (shown in Spanish as published). Outside the monitoring season for this bathing area (01/06/2026 to 30/09/2026): no monitoring is under way. It is the latest published analysis, not today's water condition.

How do I get to Playa de Ondarreta?

Playa de Ondarreta is in Donostia/San Sebastián (Gipuzkoa). Its coordinates, checked by a person, are 43.31642, -2.00179; the “Directions” button on this page opens the route in Google Maps.

Is there a red flag today at Playa de Ondarreta?

La Playa Hoy does not publish the flag: lifeguards raise it at the beach itself, and no open official source collects it for all of Spain. Check the flag and ask the lifeguard when you arrive. This page shows today's official AEMET warnings and sea conditions.

Are there jellyfish today at Playa de Ondarreta?

We do not publish jellyfish sightings: there is no open official source for all of Spain, and we do not infer them from other data. Lifeguards and the boards at the beach report the day's sightings.

Frequently asked questions

How do I get to Playa de Ondarreta?

Playa de Ondarreta is in Donostia/San Sebastián (Gipuzkoa). Its coordinates, checked by a person, are 43.31642, -2.00179; the “Directions” button on this page opens the route in Google Maps.

Is there a red flag today at Playa de Ondarreta?

Are there jellyfish today at Playa de Ondarreta?

We do not publish jellyfish sightings: there is no open official source for all of Spain, and we do not infer them from other data. Lifeguards and the boards at the beach report the day's sightings.

Data from 03:00. Verdict calculated from the sources on this page. It does not replace the instructions of the authorities at the beach.

Sources: Open-Meteo (model) and Copernicus Marine (satellite). Air quality: bands of Spain's national air quality index (Orden TEC/351/2019) applied to CAMS model concentrations (Open-Meteo); not a monitoring station measurement. Tide: SMOC model estimate via Open-Meteo; not a tide gauge measurement. Next 24 hours: model forecast (Open-Meteo). Waves: model, offshore.

Weather data by Open-Meteo.com. Contains modified Copernicus Atmosphere Monitoring Service Information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the information it contains. Generated using E.U. Copernicus Marine Service Information; https://doi.org/10.48670/moi-00278. Licences and credits for each source

Nearby beaches

Our verdict for today, with data from 03:00.

Straight-line distance from Playa de Ondarreta; only La Playa Hoy beaches within 100 km.

Nearby beaches

Straight-line distance from Playa de Ondarreta; only La Playa Hoy beaches within 100 km.