Arnao
Spain: Excellent water quality
Small beach close to Ribadeo municipality.In front of Arnao riverFine sand
Quick Overview
Plan Your Visit to Arnao
The key facts before you go
About the Beach
What is Arnao?
Small beach close to Ribadeo municipality.In front of Arnao riverFine sand
It is part of a wider group of Blue Flag certified beaches across Spain that meet FEE's annual standards for water quality, safety, and environmental management.
Sunrise, Sunset & Beach Direction
Arnao faces west toward Cantabrian Sea. The best light for photography and swimming is typically in September. Direct sun hours follow that facing.
Planning
When to Go: Month by Month
| Month | Air Temp | Crowds |
|---|---|---|
| Jan | 10°C | Low |
| Feb | 10°C | Low |
| Mar | 11°C | Low |
| Apr | 13°C | Low |
| May | 15°C | Low |
| Jun | 17°C | Low |
| Jul | 19°C | Med |
| Aug | 20°C | High |
| Sep | 19°C | Med |
| Oct | 16°C | Low |
| Nov | 13°C | Low |
| Dec | 11°C | Low |
When is the best time to visit Arnao?
The best time to visit Arnao is September. Air temperatures peak around 19.3°C in summer.
How crowded does Arnao get?
Like most Blue Flag beaches in Spain, Arnao sees its highest visitor numbers in July and August. The beach maintains a pleasant atmosphere even in peak season.
Is Arnao open year-round?
The beach itself is accessible year-round, though staffed facilities including lifeguards typically operate only during the official season (01-07 – 10-09). The Blue Flag is displayed during the certification period only.
The Water
Swimming and Beach Life at Arnao
Is Arnao safe to swim?
Arnao is Blue Flag certified, which requires meeting strict bathing water standards set by the EU Bathing Water Directive. The latest official class is Excellent (2025).
Water quality
Excellent (2025)
Earlier seasons: 2024 Excellent, 2023 Excellent, 2022 Excellent.
Excellent is the top class under the EU Bathing Water Directive. Recent samples stayed inside the strictest limits for bacteria.
Source: European Environment Agency
What is the water temperature at Arnao?
Air temperature at Arnao reaches 19.3°C in July. Water temperatures vary by season. Check local conditions before visiting. In winter (January), air temperatures average 9.9°C.
What is the beach like at Arnao?
Arnao is a sandy beach of Spain. It meets all Blue Flag criteria for environmental management, water quality, safety, and facilities.
Arnao sits on the Cantabrian Sea: explore all Blue Flag beaches on the Atlantic.
Transport
Getting to Arnao
How do I get to Arnao by car?
Arnao is located in Spain. Follow local road signs to the beach. Check Google Maps or a local map for the most current directions.
What is the nearest airport to Arnao?
The nearest airport is Asturias Airport (OVD), approximately 79.6 km away.
Can I get to Arnao by public transport?
Public transport options vary by season. Check local transport authority websites for current bus and train schedules connecting to Spain. The nearest recorded bus stop is 1.9 km from the beach.
Is there a train to Arnao?
Arnao lists Castropol as the nearest railway station, 4.46 km away. Check current timetables before travelling.
Map
Find Arnao
Open the map or get directions to the Arnao pin. Amenity names are listed here only when OpenStreetMap has a mapped feature nearby.
Map loads when you ask. Tiles stay off the first paint.
Map: OpenStreetMap (ODbL)
On the beach
Facilities at Arnao
- Lifeguards
- Yes, during the certified season
- Wheelchair access
- No dedicated disabled access listed
- Visual assistance
- No
- Toilets
- No
- Showers
- No
- Parking
- Available nearby (surface parking). 168 m away, no parking fee
These details can change. Check on arrival.
Map data © OpenStreetMap contributors
Practical Details
Practical Information
| At the Beach | |
| Official Season | 01 Jul – 10 Sep |
|---|---|
| Beach Type | Sandy beach |
| Nearest supermarket | 1.1 km from the beach |
| Nearest bus stop | 1.9 km from the beach |
| Visiting Information | |
| GPS Coordinates | 43.5485°N, 7.0226°W |
| Water Quality | Excellent (2025) (EU Bathing Water Directive) |
| Blue Flag Operator | Foundation for Environmental Education (FEE), Spain |
Frequently Asked Questions
Arnao FAQ
Is Arnao suitable for children?
Arnao has a child-friendly score of 4/10. It is Blue Flag certified in Spain. Families should still check what is open on the day.
Is Arnao free to access?
An entry fee is not listed for Arnao. Check with the beach operator before you travel. It is a Blue Flag certified beach in Spain, recognised for meeting international standards for water quality and environmental management.
When is the best time to visit Arnao?
The best time to visit Arnao is September. The peak season typically runs High season: July, August, when weather conditions and facilities are at their best. Outside peak season, the beach is quieter but some facilities may be reduced.
What is the water quality at Arnao?
Arnao is Blue Flag certified, which requires meeting strict EU Bathing Water Directive standards. The latest official class is Excellent (2025).
Blue Flag certification is awarded and reviewed annually by the Foundation for Environmental Education (FEE). Beaches must pass water quality tests throughout the season to retain their status.
How do I get to Arnao?
Arnao is located in Spain. The nearest airport is Asturias Airport (OVD), 79.6 km away.
By car is the most flexible option. Check local transport authority websites for current bus and train schedules to the area.
Editorial
From the Zeach Blog
Everything you need to know about what makes a beach qualify for Blue Flag status, from water quality to environmental education.
Read moreOur editorial team's pick of the standout Blue Flag beaches in Spain, rated for family friendliness, scenery, and facilities.
What the flag actually means, how certification works, and why a Blue Flag is a genuinely reliable signal, not just a marketing tool.
Read moreSources
- Foundation for Environmental Education: Blue Flag programme
- FEE site listing for Arnao
- ADEAC (Asociación de Educación Ambiental y del Consumidor)
Last verified September 2026. National operator pages and FEE listings are the primary certification sources.