ASTERIA, South Aegean

Near Ermoúpolis · 0.5 km

6 beaches near this one
Air25.9 °Cfeels like 26.0 °C
Water24.4 °C→ steady
Negligible tidal range-0.49 mObserved variation is about 18 cm: tides are not significant here.
Wind
9 km/hnorth
gusts 27 km/h · rain 0 %

Negligible tidal range

Observed variation is about 18 cm: tides are not significant here.

Sea conditions

Estimated surface07:00 PM
≈ 24.4 °C
Waves
0.5 m
Period
3.7 s
Swell
0.4 m N
Modelled current
0.2 km/h
Surface temperature · 24 h≈ 24.3 °C24.4 °C
24.4 °C
24.4 °C
24.3 °C
24.4 °C
24.4 °C

Local conditions

UV
0.5
Cloud cover
0 %
Sunrise
07:07 AM
Sunset
07:19 PM

Open‑Meteo forecast at the nearest grid point.

Practical information

Horizon (relief)
N 16° · NE 15° · E 10° · SE 0° · S 1° · SW 2° · W 10° · NW 16°Relief only, excludes vegetation and buildings.Source record 9/16/2026 · Open source

Sun and shore orientation

September 21, 2026 · Estimated times · local time

Sunrise

Shore orientation unavailable

Sunset

Shore orientation unavailable

Estimated position for this date. Terrain, buildings and clouds may hide the sun; an unobstructed view has not been verified. Calculation method

Do you know this beach?

These answers come from visitors, not from a source we cite. They describe the place, not today's conditions.

Is the beach easy to reach?
Show catalogue context
Local area
GR-Lrecorded by the source · Source record 9/11/2026 · Open source
Catalogue record
Designated bathing waterrecorded by the source · Source record 9/11/2026 · Open source
Coast
South AegeanSource record 9/11/2026 · Open source
Water body
SeaSource record 9/11/2026 · Open source

Today’s windows

06:00 — 22:00 · select a row for details

Calculated at 07:16 PM
photography05:19 PM – 07:19 PM

photography

Possible window

05:19 PM07:19 PM

  • moderate wind
  • low rain risk
  • late-day light

Confidence 55 % · rules coast-v4

Sources open-meteo-2026092116 · open-meteo-weather-2026092109

sunset06:34 PM – 08:04 PM

sunset

Possible window

06:34 PM08:04 PM

  • moderate wind
  • low rain risk
  • around sunset

Confidence 55 % · rules coast-v4

Sources open-meteo-2026092116 · open-meteo-weather-2026092109

beach run08:00 AM – 09:30 AM

beach run

Possible window

08:00 AM09:30 AM

  • moderate wind
  • low rain risk
  • cooler hour for running

Confidence 55 % · rules coast-v4

Sources open-meteo-2026092116 · open-meteo-weather-2026092109

coastal walk10:00 AM – 12:00 PM

coastal walk

Possible window

10:00 AM12:00 PM

  • moderate wind
  • low rain risk
  • comfortable walking hour

Confidence 55 % · rules coast-v4

Sources open-meteo-2026092116 · open-meteo-weather-2026092109

family beach time02:00 PM – 05:00 PM

family beach time

Check first

02:00 PM05:00 PM

  • moderate wind
  • low rain risk
  • mild temperature

Confidence 0 % · rules coast-v4

Sources open-meteo-2026092116 · open-meteo-weather-2026092109

Explore nearby

Beaches nearby

Nearby alternatives ranked from the information available in the catalogue.

Discovery score: distance, available annual classification and catalogue quality. It is neither real-time health advice nor a safety conclusion.

Temperature over 48 hours

Updated at 07:00 PM
☀️26 °C0 % rainwind 9 km/h
☀️23 °C0 % rainwind 5 km/h
☀️22 °C0 % rainwind 4 km/h
☀️22 °C0 % rainwind 6 km/h
☀️22 °C0 % rainwind 6 km/h
☁️24 °C0 % rainwind 19 km/h
☁️24 °C0 % rainwind 15 km/h
☁️23 °C3 % rainwind 21 km/h
21 °C25 % rainwind 19 km/h
☁️20 °C53 % rainwind 11 km/h
20 °C10 % rainwind 8 km/h
20 °C0 % rainwind 10 km/h
☁️20 °C3 % rainwind 24 km/h
21 °C2 % rainwind 30 km/h
22 °C0 % rainwind 27 km/h
🌤️22 °C0 % rainwind 29 km/h
Today🌤️28 °C 23 °C0 %
Tomorrow☁️25 °C 20 °C53 %
Wed☁️22 °C 19 °C28 %
Thu24 °C 19 °C0 %
Fri☀️25 °C 19 °C0 %
Sat☁️25 °C 18 °C13 %
Sun🌤️23 °C 22 °C10 %

Modelled forecasts may change. Hourly values are spaced three hours apart; scroll to view all 48 hours.

Tide, weather and sea conditions modelled by Open‑Meteonot a navigation tool

Country profile

Languages
Greek
Emergency
General number 112Police 100Fire 199Ambulance 166
Currency
Euro
Driving side
right

Wikidata · CC0 · Retrieved on Sep 18, 2026

Sources and method

How to read the figures on this page, and what they do not say.

Sea temperature and conditions
Temperature and conditions come from a limited-resolution coastal model, not an observation at the beach. Do not use for navigation or to conclude that bathing is safe.
Beach characteristics
These place characteristics are recorded from the linked sources. They describe the place, not current conditions.

Source & freshness

EEA/WISE Bathing Water Quality 2025 — annual classification; not current bathing-health informationaging

Official catalogue · bathing

Method and sourceLicence
Copernicus DEM GLO-30 -- (c) DLR e.V. 2010-2014 and Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; distributed via the AWS Open Data Registry (bucket copernicus-dem-30m).Fresh

derived_dataset · derived_dataset

Method and source

Niveau marin modélisé, précision côtière limitée et référentiel différent du zéro hydrographique.

GeoNames · CC BY 4.0

Modelled data and this estimate do not replace an official source. Mareloa is not a navigation tool.

Mareloa

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