Blue Flag Certified

Sundby Strand

Denmark — Excellent water quality

North Sea
Vilsund Bridge 2 — Sundby Strand, Denmark
Photo: Pinguinguy, CC0

Sundby Strand is a coastal beach in Denmark with a Blue Flag award, verified annually by the Foundation for Environmental Education. The beach is open throughout its designated season, with drinking water available. Swimmers should exercise appropriate caution. May, June, and September offer the best…

Certification Blue Flag 2026 Excellent Water
Experience
Practical Free Entry

Plan Your Visit to Sundby Strand

The key facts before you go

Blue Flag
Certified 2026
FEE annual certification
Water Quality
Excellent
EU Bathing Water Directive
Best Season
May, June, September
See season guide below
Location
Denmark
Denmark
Facilities
Basic facilities
Free entry · Open beach
Family Score
N/A
Based on facilities & safety data

What is Sundby Strand?

Sundby Strand is a coastal beach in Denmark with a Blue Flag award, verified annually by the Foundation for Environmental Education. The beach is open throughout its designated season, with drinking water available. Swimmers should exercise appropriate caution. May, June, and September offer the best experience, while July and August see the heaviest crowds.

It is part of a wider group of certified beaches throughout Denmark that meet FEE's annual standards for water quality, safety, and environmental management.

Bathing Water Quality: Excellent — verified under EU Bathing Water Directive standards. Blue Flag certification requires annual water quality monitoring.

Sunrise, Sunset & Beach Direction

Sundby Strand faces S toward North Sea. 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.

When to Go — Month by Month

Month Air Temp Water Temp Crowds
Jan 3°C 0°C Low
Feb 3°C 0°C Low
Mar 4°C 1°C Low
Apr 7°C 4°C Low
May 11°C 8°C Med
Jun 15°C 12°C Med
Jul 17°C 14°C High
Aug 17°C 14°C High
Sep 14°C 11°C Med
Oct 11°C 8°C Low
Nov 7°C 4°C Low
Dec 4°C 1°C Low
When is the best time to visit Sundby Strand?

The best time to visit Sundby Strand is May, June, September. Air temperatures peak around 16.5°C in summer. Peak water temperature reaches 13.5°C in July.

How crowded does Sundby Strand get?

Like most Blue Flag beaches in Denmark, Sundby Strand sees its highest visitor numbers in July and August. The beach maintains a pleasant atmosphere even in peak season.

Is Sundby Strand 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.

Swimming and Beach Life at Sundby Strand

Is Sundby Strand safe to swim?

Sundby Strand 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 Sundby Strand?

Peak water temperature at Sundby Strand reaches around <span class="inline-stat">13.5°C</span> in July, making it comfortable for swimming during the summer months. In winter (January), air temperatures average 2.8°C.

What is the beach like at Sundby Strand?

Sundby Strand of Denmark. It meets all Blue Flag criteria for environmental management, water quality, safety, and facilities.

Does Sundby Strand have good facilities?

As a Blue Flag certified beach, Sundby Strand meets the Foundation for Environmental Education's standards for facilities and services.

Advertisement

Getting to Sundby Strand

How do I get to Sundby Strand by car?

Sundby Strand is located in Denmark. 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 Sundby Strand?

The nearest airport is Thisted Airport (TED) (TED), approximately 21.0 km away.

Can I get to Sundby Strand by public transport?

Public transport options vary by season. Check local transport authority websites for current bus and train schedules connecting to Denmark.

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 56.8838°N, 8.6380°E
Water Quality Excellent (EU Bathing Water Directive)
Blue Flag Operator Foundation for Environmental Education (FEE) — Denmark

Sundby Strand FAQ

Is Sundby Strand suitable for children?

Sundby Strand is a Blue Flag certified beach in Denmark. 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 Sundby Strand free to access?

Yes, access to Sundby Strand 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 Sundby Strand?

The best time to visit Sundby Strand is May, June, September. Water temperature peaks at around 13.5°C in July, which is ideal for swimming. Air temperatures reach 16.5°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 Sundby Strand?

Sundby Strand 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 Sundby Strand?

Sundby Strand is located in Denmark. The nearest airport is Thisted Airport (TED) (TED), 21.0 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.

More Blue Flag Beaches in Denmark

Alnor Strandpark
Region of Southern Denmark, Denmark
View Beach Guide
Baaring Strand
Region of Southern Denmark, Denmark
View Beach Guide
Bagenkop Sommerland Strand
Region of Southern Denmark, Denmark
View Beach Guide

From the Zeach Blog

2026
The 33 Blue Flag Criteria Explained

Everything you need to know about what makes a beach qualify for Blue Flag status — from water quality to environmental education.

Read more
2026
Best Blue Flag Beaches in Denmark

Our editorial team's pick of the standout Blue Flag beaches in Denmark — rated for family friendliness, scenery, and facilities.

Explore Denmark
2026
How to Read a Blue Flag Beach

What the flag actually means, how certification works, and why a Blue Flag is a genuinely reliable signal — not just a marketing tool.

Read more
Lotte Hansen — Northern Europe Beach Editor

Lotte Hansen covers Blue Flag beaches in Denmark for Zeach.net.

Edited by Arjun Nair, Coastal Research Editor | Updated June 2026