Sao Lourenco
Lisbon, Portugal — Excellent water quality
Sao Lourenco is 11.66 km from Mafra along Portugal's coast. The beach holds a Blue Flag award, meeting strict standards for water quality, environmental management, and safety. It's open during its designated season, though swimmers should take appropriate precautions. Drinking water is available on-site. May,…
Quick Overview
Plan Your Visit to Sao Lourenco
The key facts before you go
About the Beach
What is Sao Lourenco?
Sao Lourenco is 11.66 km from Mafra along Portugal's coast. The beach holds a Blue Flag award, meeting strict standards for water quality, environmental management, and safety. It's open during its designated season, though swimmers should take appropriate precautions. Drinking water is available on-site. May, June, and September offer the best conditions, while July and August draw the most visitors. The Blue Flag certification means reliable water quality and proper beach management.
It sits alongside certified beaches along Lisbon, part of a broader network of certified beaches throughout Portugal certified annually by the Foundation for Environmental Education.
Sunrise, Sunset & Beach Direction
Sao Lourenco faces S toward Atlantic Ocean. The best light for photography and swimming is typically in May, June, September. The beach's orientation determines when it catches direct sun — plan your visit around this to make the most of your time there.
Planning
When to Go — Month by Month
| Month | Air Temp | Water Temp | Crowds |
|---|---|---|---|
| Jan | 12°C | 9°C | Low |
| Feb | 13°C | 10°C | Low |
| Mar | 13°C | 10°C | Low |
| Apr | 14°C | 11°C | Low |
| May | 17°C | 14°C | Med |
| Jun | 18°C | 15°C | Med |
| Jul | 20°C | 17°C | High |
| Aug | 20°C | 17°C | High |
| Sep | 20°C | 17°C | Med |
| Oct | 18°C | 15°C | Low |
| Nov | 15°C | 12°C | Low |
| Dec | 14°C | 11°C | Low |
The best time to visit Sao Lourenco is May, June, September. Air temperatures peak around 19.5°C in summer. Peak water temperature reaches 16.5°C in July.
How crowded does Sao Lourenco get?Like most Blue Flag beaches in Portugal, Sao Lourenco sees its highest visitor numbers in July and August. The beach maintains a pleasant atmosphere even in peak season.
Is Sao Lourenco open year-round?The beach itself is accessible year-round, though staffed facilities including lifeguards typically operate only during the official season (typically July–September). The Blue Flag is displayed during the certification period only.
The Water
Swimming and Beach Life at Sao Lourenco
Is Sao Lourenco safe to swim?Sao Lourenco is Blue Flag certified, which requires meeting strict bathing water standards set by the EU Bathing Water Directive. Water quality is rated <span class="inline-stat">Excellent</span>. The beach does not have lifeguards stationed on the beach — swim with appropriate caution.
What is the water temperature at Sao Lourenco?Peak water temperature at Sao Lourenco reaches around <span class="inline-stat">16.5°C</span> in July, making it comfortable for swimming during the summer months. In winter (January), air temperatures average 11.9°C.
What is the beach like at Sao Lourenco?Sao Lourenco on the Lisbon coast of Portugal. It meets all Blue Flag criteria for environmental management, water quality, safety, and facilities.
Does Sao Lourenco have good facilities?As a Blue Flag certified beach, Sao Lourenco meets the Foundation for Environmental Education's standards for facilities and services.
Sao Lourenco sits on the Atlantic Ocean — explore all Blue Flag beaches on the Atlantic.
Planning a trip to Portugal? Blue Flag Beaches Portugal — our editorial guide to certified beaches across the country.
Transport
Getting to Sao Lourenco
How do I get to Sao Lourenco by car?Sao Lourenco is approximately 11.66 km from Mafra. 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 Sao Lourenco?The nearest airport is Faro Airport (FAO), approximately 255.8 km away.
Can I get to Sao Lourenco by public transport?Public transport options vary by season. Check local transport authority websites for current bus and train schedules connecting to Mafra.
Practical Details
Practical Information
| At the Beach | |
| Entry | Free — no charge to access the beach |
|---|---|
| Lifeguards | ✗ |
| Disabled Access | Contact local authority for details |
| Showers | ✗ |
| Toilets | ✗ |
| Beach Type | Coastal beach |
| Visiting Information | |
| GPS Coordinates | 39.0126°N, 9.4217°W |
| Water Quality | Excellent (EU Bathing Water Directive) |
| Official Website | www.playocean.net/portugal/mafra/praias/praia-de-sao-lourenco |
| Blue Flag Operator | Foundation for Environmental Education (FEE) — Portugal |
Frequently Asked Questions
Sao Lourenco FAQ
Is Sao Lourenco suitable for children?
Sao Lourenco is a Blue Flag certified beach in Lisbon, Portugal. The EU Excellent water quality rating means the water is safe and clean for all swimmers, including children. Blue Flag certification itself requires meeting strict environmental and safety standards that benefit all beach users.
Is Sao Lourenco free to access?
Yes, access to Sao Lourenco is free — there are no entry fees or charges to use the beach. Facilities including beach amenities are typically available during the official season at no charge. The beach is managed by local authorities under the Blue Flag programme.
When is the best time to visit Sao Lourenco?
The best time to visit Sao Lourenco is May, June, September. Water temperature peaks at around 16.5°C in July, which is ideal for swimming. Air temperatures reach 19.5°C in summer. If you prefer quieter conditions, visiting in June or September gives you warm weather with fewer crowds than the July–August peak. The Blue Flag is displayed during the certified season, confirming the beach meets all water quality and safety standards.
What is the water quality at Sao Lourenco?
Sao Lourenco is Blue Flag certified, which requires meeting strict annual water quality standards set by the EU Bathing Water Directive. Water quality is currently rated Excellent. Blue Flag certification is awarded by the Foundation for Environmental Education (FEE) and requires independent water quality monitoring throughout the season. The results are publicly available from the European Environment Agency.
How do I get to Sao Lourenco?
Sao Lourenco is located in Lisbon, Portugal. It is approximately 11.66 km from Mafra. The nearest airport is Faro Airport (FAO), 255.8 km away. Check local transport authority websites for current public transport schedules. A car is the most flexible option for reaching the beach, particularly outside peak season.
Explore More
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