Ag. Ioannis
Northern Aegean, Greece — Excellent water quality
Ag. Ioannis is a beach on the Greece coastline with a Blue Flag award, which means it meets strict standards for water quality, environmental management, and visitor safety. The official season runs from July 1 to October 31. Entry is free. There's an on-site kiosk…
Quick Overview
Plan Your Visit to Ag. Ioannis
The key facts before you go
About the Beach
What is Ag. Ioannis?
Ag. Ioannis is a beach on the Greece coastline with a Blue Flag award, which means it meets strict standards for water quality, environmental management, and visitor safety. The official season runs from July 1 to October 31. Entry is free. There's an on-site kiosk for refreshments and supplies. September is the best time to visit—the water is still warm and the summer crowds have thinned out. Check local safety arrangements before you go.
It sits alongside Blue Flag beaches in Northern Aegean, part of a broader network of Blue Flag certified beaches across Greece certified annually by the Foundation for Environmental Education.
Sunrise, Sunset & Beach Direction
Ag. Ioannis faces S toward Aegean Sea. The best light for photography and swimming is typically in 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 | 9°C | 10°C | Low |
| Feb | 10°C | 11°C | Low |
| Mar | 12°C | 12°C | Low |
| Apr | 14°C | 15°C | Low |
| May | 18°C | 17°C | Low |
| Jun | 23°C | 21°C | Low |
| Jul | 25°C | 24°C | Med |
| Aug | 26°C | 24°C | High |
| Sep | 22°C | 21°C | High |
| Oct | 18°C | 18°C | Med |
| Nov | 15°C | 15°C | Low |
| Dec | 11°C | 12°C | Low |
The best time to visit Ag. Ioannis is September. Air temperatures peak around 25.2°C in summer. Peak water temperature reaches 23.7°C in July.
How crowded does Ag. Ioannis get?Like most Blue Flag beaches in Greece, Ag. Ioannis sees its highest visitor numbers in July and August. The beach maintains a pleasant atmosphere even in peak season.
Is Ag. Ioannis open year-round?The beach itself is accessible year-round, though staffed facilities including lifeguards typically operate only during the official season (01-07 – 31-10). The Blue Flag is displayed during the certification period only.
The Water
Swimming and Beach Life at Ag. Ioannis
Is Ag. Ioannis safe to swim?Ag. Ioannis 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 Ag. Ioannis?Peak water temperature at Ag. Ioannis reaches around <span class="inline-stat">23.7°C</span> in July, making it comfortable for swimming during the summer months. In winter (January), air temperatures average 9°C.
What is the beach like at Ag. Ioannis?Ag. Ioannis is a sandy beach on the Northern Aegean coast of Greece. It meets all Blue Flag criteria for environmental management, water quality, safety, and facilities.
Does Ag. Ioannis have good facilities?As a Blue Flag certified beach, Ag. Ioannis meets the Foundation for Environmental Education's standards for facilities and services.
Ag. Ioannis sits on the Aegean Sea — explore all Blue Flag beaches on the Aegean.
Planning a trip to Greece? How Greece earns the most Blue Flags — our editorial guide to certified beaches across the country.
Transport
Getting to Ag. Ioannis
How do I get to Ag. Ioannis by car?Ag. Ioannis is approximately 7.05 km from Lemnos Municipality. 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 Ag. Ioannis?The nearest airport is Athens International Airport "El. Venizelos" (ATH), approximately 246.5 km away.
Can I get to Ag. Ioannis by public transport?Public transport options vary by season. Check local transport authority websites for current bus and train schedules connecting to Lemnos Municipality.
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 | ✗ |
| Official Season | 01-07 – 31-10 |
| Beach Type | Sandy beach |
| Visiting Information | |
| GPS Coordinates | 39.9305°N, 25.0723°E |
| Water Quality | Excellent (EU Bathing Water Directive) |
| Blue Flag Operator | Foundation for Environmental Education (FEE) — Greece |
Frequently Asked Questions
Ag. Ioannis FAQ
Is Ag. Ioannis suitable for children?
Ag. Ioannis is a Blue Flag certified beach in Northern Aegean, Greece. 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 Ag. Ioannis free to access?
Yes, access to Ag. Ioannis 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 Ag. Ioannis?
The best time to visit Ag. Ioannis is September. Water temperature peaks at around 23.7°C in July, which is ideal for swimming. Air temperatures reach 25.2°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 Ag. Ioannis?
Ag. Ioannis 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 Ag. Ioannis?
Ag. Ioannis is located in Northern Aegean, Greece. It is approximately 7.05 km from Lemnos Municipality. The nearest airport is Athens International Airport "El. Venizelos" (ATH), 246.5 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
More Blue Flag Beaches in Greece
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 Greece — rated for family friendliness, scenery, and facilities.
Explore GreeceWhat the flag actually means, how certification works, and why a Blue Flag is a genuinely reliable signal — not just a marketing tool.
Read more