Playa de Aritzatxu
Telle · CC BY-SA 3.0 · Wikimedia Commons

Bermeo · Vizcaya

Playa de Aritzatxu

Swimming conditions, water quality, sea, tides and facilities

75 mSand
Water21 °CDaily high25 °CUV5WavesModerateHigh tide15:45Low tide21:52JellyfishNo recent observationsLess favourable conditions · estimate

Swimming requires caution according to the published operational flag.

Swimming statusYellow flagConfirmed27/09 · 12:39

Now

Forecast for 13:00

AEMET · issued 27/09 09:05
☁
SkyHigh cloud
Temperature25 °CFeels like 25 °C
Forecast rain0%
Humidity60%
WindNW 2 km/hGusts 21 km/h
Water21 °C
Maximum UV5
WavesModerate

This is an official forecast for the stated period, not an observation taken at the beach.

Environmental estimate

Conditions less favourable for jellyfish arrival

Forecast wind and the regional coastline orientation are less favourable for jellyfish transport towards the shore. This is a limited-confidence regional physical indicator; it does not confirm the presence or absence of jellyfish at this beach.

Accumulated wind5 km/h · 217°Valid for27/09/2026 13:00

Confirmed information

Published status

Each item retains its own timestamp and source
⚑ Bandera de baño ConfirmedYellow flag27/09/2026 12:39 · Diputación Foral de Vizcaya

Weather forecast

Hourly and daily outlook

Official municipal forecast and, where available, beach-specific information.

Next hours

Town of Bermeo
Today13:00☁25°High cloud☂ 0% · ↝ NW 2 km/h
Today16:00☁23°Cloudy☂ 15% · ↝ N 9 km/h
Today19:00☁22°Overcast☂ 15% · ↝ N 5 km/h
Today22:00⚡20°Overcast with thunderstorm y light rain☂ 80% · ↝ W 4 km/h
Tomorrow01:00☁20°Overcast☂ 20% · ↝ SW 2 km/h
Tomorrow04:00≋20°Mist☂ 0% · ↝ S 2 km/h
Tomorrow07:00≋19°Mist☂ 0% · ↝ E 2 km/h
Tomorrow10:00☁20°High cloud☂ 5% · ↝ C 0 km/h
Tomorrow13:00☁23°High cloud☂ 5% · ↝ NE 6 km/h
Tomorrow16:00☁25°Mostly cloudy☂ 10% · ↝ NE 6 km/h
Tomorrow19:00☁26°Overcast☂ 10% · ↝ NW 4 km/h
Tomorrow22:00☁24°Overcast☂ 20% · ↝ SW 8 km/h
Tuesday 2901:00☁22°Overcast · ↝ S 9 km/h
Tuesday 2904:00☀21°Clear · ↝ S 8 km/h
Tuesday 2907:00◐21°Partly cloudy · ↝ S 16 km/h

Today’s weather

At 13:00, the forecast indicates sky conditions of high cloud and a forecast temperature of 25 °C. This period also has a feels-like temperature of 25 °C, 0% chance of rain and wind NW at 2 km/h. For the day as a whole, the published forecast gives a high of 25 °C, water temperature around 22 °C and a maximum UV index of 5.

Next days

Today

☁

High cloud

Low 18°High 25°
MorningHigh cloudAfternoonCloudy
☂ Rain 80% ↝ SW · 7 km/h Gusts 21 km/h Humidity 60–91% ◉ Water 22° ☀ UV 5
Hourly municipal forecast · issued 27/09 09:05

Tomorrow

☁

Cloudy

Low 19°High 26°
MorningCloudyAfternoonOvercast
☂ Rain 20% ↝ E · 4 km/h Gusts 57 km/h Humidity 54–100% ◉ Water 21° ☀ UV 4
Hourly municipal forecast · issued 27/09 09:05

Tuesday 29

◐

Partly cloudy

Low 21°High 22°
☂ Rain 35% ↝ S · 15 km/h Gusts 37 km/h Humidity 66–79% ◉ Water 21° ☀ UV 5
Hourly municipal forecast · issued 27/09 09:05

Wednesday 30

☂

Cloudy with rain

Low 18°High 28°
☂ Rain 100% ↝ S · 15 km/h Humidity 55–90% ☀ UV 5
Daily municipal forecast · issued 27/09 03:21

Sea and tides

Sea conditions

Observación 27/09 12:39 · Diputación Foral de Vizcaya
≈

Moderate

Water temperature21 °C

WindSW · 7 km/h

Referencia: Aritzatxu · 0 km de la playa

A qualitative category is not converted into metres. Height, period and direction are shown only when published by the source.

Siguientes mareas

↑ Pleamar15:45Today · 4.35 m
↓ Bajamar21:52Today · 0.37 m
↑ Pleamar04:03Tomorrow · 4.17 m
↓ Bajamar10:07Tomorrow · 0.39 m
↑ Pleamar16:21Tomorrow · 4.38 m
↓ Bajamar22:26Tomorrow · 0.39 m
↑ Pleamar04:37Tuesday 29 · 4.19 m
↓ Bajamar10:44Tuesday 29 · 0.42 m

Predicción de referencia: Bermeo · 1.5 km.

Sea and planning

Available marine information indicates water around 22 °C. The next tide references are high tide at 15:45 and low tide at 21:52.

Water health

Water quality

NÁYADE source
Latest available test14/09/2026NÁYADE · Ministerio de Sanidad · ES21300017M48017A1
E. coli10 NMP/100 mL
Enterococci10 NMP/100 mL
Latest available annual classificationEXCELLENT2025 season · EEA · does not describe current conditions

The 2026 season does not yet have a final annual classification. The 2025 result is historical; for recent conditions, check the latest test and any published incidents.

View all test results
DateAssessmentE. coliEnterococci
14/09/2026Suitable for bathing10 NMP/100 mL10 NMP/100 mL
31/08/2026Suitable for bathing146 NMP/100 mL156 NMP/100 mL
17/08/2026Suitable for bathing10 NMP/100 mL10 NMP/100 mL
03/08/2026Suitable for bathing10 NMP/100 mL10 NMP/100 mL
20/07/2026Suitable for bathing41 NMP/100 mL10 NMP/100 mL
06/07/2026Suitable for bathing10 NMP/100 mL10 NMP/100 mL
22/06/2026Suitable for bathing20 NMP/100 mL10 NMP/100 mL
08/06/2026Suitable for bathing10 NMP/100 mL10 NMP/100 mL
25/05/2026Suitable for bathing97 NMP/100 mL52 NMP/100 mL
22/09/2025Suitable for bathing20 NMP/100 mL73 NMP/100 mL
15/09/2025Suitable for bathing10 NMP/100 mL10 NMP/100 mL
08/09/2025Suitable for bathing10 NMP/100 mL86 NMP/100 mL
01/09/2025Suitable for bathing10 NMP/100 mL10 NMP/100 mL
25/08/2025Suitable for bathing10 NMP/100 mL31 NMP/100 mL
18/08/2025Suitable for bathing10 NMP/100 mL10 NMP/100 mL
11/08/2025Suitable for bathing10 NMP/100 mL41 NMP/100 mL
04/08/2025Suitable for bathing10 NMP/100 mL10 NMP/100 mL
28/07/2025Suitable for bathing20 NMP/100 mL10 NMP/100 mL
21/07/2025Suitable for bathing10 NMP/100 mL10 NMP/100 mL
14/07/2025Suitable for bathing10 NMP/100 mL10 NMP/100 mL
07/07/2025Suitable for bathing20 NMP/100 mL10 NMP/100 mL
30/06/2025Suitable for bathing86 NMP/100 mL30 NMP/100 mL
23/06/2025Suitable for bathing41 NMP/100 mL10 NMP/100 mL
16/06/2025Suitable for bathing10 NMP/100 mL10 NMP/100 mL
09/06/2025Suitable for bathing10 NMP/100 mL10 NMP/100 mL
02/06/2025Suitable for bathing10 NMP/100 mL10 NMP/100 mL
26/05/2025Suitable for bathing10 NMP/100 mL20 NMP/100 mL
23/09/2024Suitable for bathing135 NMP/100 mL20 NMP/100 mL
16/09/2024Suitable for bathing10 NMP/100 mL10 NMP/100 mL
09/09/2024Suitable for bathing10 NMP/100 mL10 NMP/100 mL
View annual history
2025 EXCELLENT EEA2024 EXCELLENT EEA2023 EXCELLENT EEA2022 EXCELLENT EEA2021 EXCELLENT EEA2020 EXCELLENT EEA2019 EXCELLENT EEA2018 EXCELLENT EEA2017 EXCELLENT EEA2016 EXCELLENT EEA2015 EXCELLENT EEA

A sample or annual classification does not override a later incident or operational flag.

Water quality

The latest microbiological sample was taken on 14/09/2026. The available annual classification for 2025 is excellent; this is a historical assessment, not confirmation of today’s conditions.

Beach at a glance

What it is like

Characteristics published by official sources

Playa de Aritzatxu is distinguished by its small scale: 75 metres long and 15 metres wide. The surface combines sand and gravel, while the usual conditions are recorded as strong, defining a compact coastal space of mixed texture in Bermeo, Vizcaya. The relationship between length and width conveys its shape without adding interpretations about the surroundings. The entry provides no access or service information, so the description ends with its dimensions, composition and documented maritime condition.

Length75 mApproximate size of the beach
Typical width15 mPublished average width
CompositionSandPredominant material
Sand typeSand and gravelPublished texture or colour
Typical swimming conditionsRoughTypical water conditions

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