Caswell Bay
Wales, United Kingdom
Caswell Bay is a Blue Flag beach on the UK coast, meeting rigorous environmental and water quality standards set by the Foundation for Environmental Education. The beach is open seasonally, so check local safety arrangements before visiting. May, June, and September offer the best conditions…
Quick Overview
Plan Your Visit to Caswell Bay
The key facts before you go
About the Beach
What is Caswell Bay?
Caswell Bay is a Blue Flag beach on the UK coast, meeting rigorous environmental and water quality standards set by the Foundation for Environmental Education. The beach is open seasonally, so check local safety arrangements before visiting.
May, June, and September offer the best conditions for a visit. It's a reliable choice for families and travelers concerned with environmental standards.
It sits alongside Blue Flag beaches in Wales, part of a broader network of Blue Flag certified beaches across United Kingdom certified annually by the Foundation for Environmental Education.
Sunrise, Sunset & Beach Direction
Caswell Bay faces west toward Bristol Channel. The best light for photography and swimming is typically in May, June, September. Direct sun hours follow that facing.
Planning
When to Go: Month by Month
| Month | Air Temp | Water Temp | Crowds |
|---|---|---|---|
| Jan | 6°C | 10°C | Low |
| Feb | 7°C | 9°C | Low |
| Mar | 7°C | 9°C | Low |
| Apr | 9°C | 10°C | Low |
| May | 12°C | 11°C | Med |
| Jun | 15°C | 13°C | Med |
| Jul | 17°C | 15°C | High |
| Aug | 17°C | 16°C | High |
| Sep | 15°C | 16°C | Med |
| Oct | 12°C | 15°C | Low |
| Nov | 9°C | 13°C | Low |
| Dec | 7°C | 11°C | Low |
When is the best time to visit Caswell Bay?
The best time to visit Caswell Bay is May, June, September. Air temperatures peak around 17.1°C in summer. Peak water temperature reaches 15.4°C in July.
How crowded does Caswell Bay get?
Like most Blue Flag beaches in United Kingdom, Caswell Bay sees its highest visitor numbers in July and August. The beach maintains a pleasant atmosphere even in peak season.
Is Caswell Bay 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 Caswell Bay
Is Caswell Bay safe to swim?
Caswell Bay is Blue Flag certified, which requires meeting strict bathing water standards set by the EU Bathing Water Directive.
What is the water temperature at Caswell Bay?
Peak water temperature at Caswell Bay reaches around 15.4°C in July, making it comfortable for swimming during the summer months. In winter (January), air temperatures average 6.2°C.
What is the beach like at Caswell Bay?
Caswell Bay on the Wales coast of United Kingdom. It meets all Blue Flag criteria for environmental management, water quality, safety, and facilities.
Transport
Getting to Caswell Bay
How do I get to Caswell Bay by car?
Caswell Bay is approximately 8.39 km from Swansea. 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 Caswell Bay?
The nearest airport is Cardiff International Airport (CWL), approximately 51.6 km away.
Can I get to Caswell Bay by public transport?
Public transport options vary by season. Check local transport authority websites for current bus and train schedules connecting to Swansea. The nearest recorded bus stop is 400 m from the beach.
Is there a train to Caswell Bay?
Caswell Bay lists Gowerton as the nearest railway station, 8.95 km away. Check current timetables before travelling.
Nearby
Near Caswell Bay
Mapped toilets, bus stops, cafés, parking, and shops within about 500 m of Caswell Bay. Distances are walking-line estimates from the beach pin.
Map loads when you ask. Tiles stay off the first paint.
Map: OpenStreetMap (ODbL)
Toilets near Caswell Bay
- Caswell Bay Public Conveniences Public toilets 392 m
Bus near Caswell Bay
- Caswell Bay Terminus Bus stop 400 m
Cafés near Caswell Bay
- Surfside Cafe Café 357 m
- Unit 2 Surfside Cafe Café 364 m
Parking near Caswell Bay
- Foreshore Car Park Parking 475 m
- Parking Parking 492 m
Source: © OpenStreetMap contributors (ODbL). Names and positions come from mapped OSM features. Confirm on site.
On the beach
Facilities at Caswell Bay
- Toilets
- No
- Showers
- No
- Parking
- Available nearby (surface parking)
- Dogs
- Allowed
- Surface
- Sand
These details can change. Check on arrival.
Map data © OpenStreetMap contributors
Practical Details
Practical Information
| At the Beach | |
| Beach Type | Coastal beach |
|---|---|
| Nearest supermarket | 1.7 km from the beach |
| Nearest bus stop | 400 m from the beach |
| Visiting Information | |
| GPS Coordinates | 51.5684°N, 4.0352°W |
| Blue Flag Operator | Foundation for Environmental Education (FEE), United Kingdom |
Frequently Asked Questions
Caswell Bay FAQ
Is Caswell Bay suitable for children?
Caswell Bay has a child-friendly score of 1/10. It is Blue Flag certified in United Kingdom. Families should still check what is open on the day.
Is Caswell Bay free to access?
An entry fee is not listed for Caswell Bay. Check with the beach operator before you travel. It is a Blue Flag certified beach in Wales, United Kingdom, recognised for meeting international standards for water quality and environmental management.
When is the best time to visit Caswell Bay?
The best time to visit Caswell Bay is May, June, September. The peak season typically runs High season: July, August, when weather conditions and facilities are at their best.
Peak water temperature reaches around 15.4°C in July. Outside peak season, the beach is quieter but some facilities may be reduced.
What is the water quality at Caswell Bay?
Caswell Bay is Blue Flag certified, which requires meeting strict EU Bathing Water Directive standards. 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 Caswell Bay?
Caswell Bay is located in Wales, United Kingdom. It is approximately 8.39 km from Swansea. The nearest airport is Cardiff International Airport (CWL), 51.6 km away.
By car is the most flexible option. Check local transport authority websites for current bus and train schedules to the area.
Are there toilets near Caswell Bay?
Yes. OpenStreetMap maps toilets near Caswell Bay, including Caswell Bay Public Conveniences (392 m).
Distances are walking-line estimates within about 500 m of the beach pin. Confirm opening hours on site; some facilities are seasonal. © OpenStreetMap contributors (ODbL).
Is there a bus near Caswell Bay?
Yes. OpenStreetMap maps a public-transport stop 400 m from Caswell Bay (Caswell Bay Terminus). Check current timetables before you travel. © OpenStreetMap contributors (ODbL).
Are there cafés near Caswell Bay?
Yes. OpenStreetMap lists 2 cafés or restaurants near Caswell Bay, including Surfside Cafe (357 m) and Unit 2 Surfside Cafe (364 m).
Hours and seasonal opening are not verified here. Check on the day. © OpenStreetMap contributors (ODbL).
Is there parking near Caswell Bay?
Yes. OpenStreetMap maps parking 475 m from Caswell Bay (Foreshore Car Park), with 2 lots or spaces inside about 500 m. Charges and time limits are not recorded here. © OpenStreetMap contributors (ODbL).
Explore More
Nearby Blue Flag Beaches
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 United Kingdom, 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 Caswell Bay
- Keep Britain Tidy / Foundation for Environmental Education
Last verified September 2026. National operator pages and FEE listings are the primary certification sources.