Blue Flag Certified

Mountshannon, Lough Derg

Killaloe Municipal District, Ireland

Atlantic Ocean Blue Flag since 1999.0
52.9295°N, 8.4283°W

A small lakeside bathing area on Lough Derg, one of Ireland's major freshwater lakes. The lake supports five habitats listed under the EU Habitats Directive, making it ecologically significant.

Certification Blue Flag 2026
Experience Sandy Beach Lifeguards
Practical Free Entry Parking

Plan Your Visit to Mountshannon, Lough Derg

The key facts before you go

Blue Flag
Certified since 1999.0
FEE annual certification
Water Quality
Blue Flag Standard
EU Bathing Water Directive
Best Season
June, September
Season: 01-06 – 15-09
Location
County Clare
35.08 km from County Clare
Facilities
Lifeguards · Parking
Free entry · Open beach
Family Score
N/A
Based on facilities & safety data

What is Mountshannon, Lough Derg?

Mountshannon is a small lakeside bathing area on Lough Derg, one of Ireland's major freshwater lakes. Located in County Clare's Killaloe Municipal District, this Blue Flag beach has been recognised for water quality and management since 1999. The lake itself is of significant ecological importance, with five habitats listed under the EU Habitats Directive. The beach sits in the village of Mountshannon, with Scarriff as the nearest town. During the bathing season, lifeguards patrol the water, with times displayed on the information noticeboard. The south-facing location provides reasonable exposure to daylight hours across the year.

It sits alongside other certified beaches in Killaloe Municipal District, part of a broader network of other Blue Flag beaches in Ireland certified annually by the Foundation for Environmental Education.

Sunrise, Sunset & Beach Direction

Mountshannon, Lough Derg faces S toward Atlantic Ocean. The best light for photography and swimming is typically in 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 Crowds
Jan 6°C Low
Feb 6°C Low
Mar 7°C Low
Apr 9°C Low
May 12°C Low
Jun 14°C Med
Jul 16°C High
Aug 15°C High
Sep 13°C Med
Oct 11°C Low
Nov 8°C Low
Dec 6°C Low
When is the best time to visit Mountshannon, Lough Derg?

The best time to visit Mountshannon, Lough Derg is June, September. Air temperatures peak around 15.7°C in summer.

How crowded does Mountshannon, Lough Derg get?

Mountshannon attracts a primarily local user base, particularly families from the surrounding Clare villages and towns. Peak usage occurs during school holidays and summer weekends, though visitor numbers remain modest compared to coastal Blue Flag beaches. The lifeguard presence during bathing season indicates the beach sees consistent enough use to warrant supervision, but the small lakeside setting means crowds are unlikely to be overwhelming even during peak periods.

What type of visitors come here? Predominantly local swimmers, families with young children using the supervised bathing area, and occasional visitors exploring Lough Derg. The freshwater lake environment appeals to those seeking a different swimming experience from coastal beaches, and the Blue Flag status provides reassurance about water quality and safety standards.

Weekday visits tend to be quieter, with activity increasing noticeably on weekends and during school holidays. The village setting means the beach integrates into local community life rather than functioning as a major tourist attraction. This typically results in a more relaxed atmosphere with fewer commercial pressures than larger beaches.

Is Mountshannon, Lough Derg open year-round?

The beach itself is accessible year-round, though staffed facilities including lifeguards typically operate only during the official season (01-06 – 15-09). The Blue Flag is displayed during the certification period only.

Swimming and Beach Life at Mountshannon, Lough Derg

Is Mountshannon, Lough Derg safe to swim?

Mountshannon, Lough Derg is Blue Flag certified, which requires meeting strict bathing water standards set by the EU Bathing Water Directive. Lifeguards are on duty during the official season.

What is the water temperature at Mountshannon, Lough Derg?

Air temperature at Mountshannon, Lough Derg reaches 15.7°C in July. Water temperatures vary by season — check local conditions before visiting. In winter (January), air temperatures average 5.6°C.

What is the beach like at Mountshannon, Lough Derg?

Mountshannon offers a contained bathing experience on Lough Derg's freshwater waters. This is not a coastal beach but rather a designated swimming area on one of Ireland's most ecologically significant lakes. The water quality is monitored to Blue Flag standards, which means it meets strict EU criteria for bacterial levels, clarity, and management protocols.

The bathing area itself is modest in scale, reflecting its purpose as a local swimming spot rather than a major tourist beach. The lake's freshwater environment means the water temperature varies significantly across the year. Summer months (July and August) see average air temperatures around 15-16°C, with water conditions improving for swimming in late June through early September. Winter months are considerably colder, with January averaging 5.6°C.

Lough Derg's ecological value means the surrounding area maintains certain environmental protections. The five Annex I habitats present on the lake include woodland, wetland, and aquatic systems. This ecological focus has shaped how the beach and immediate surroundings are managed.

The beach access point at Mountshannon is well-signposted from the village. The information noticeboard at the beach displays lifeguard patrol times during the bathing season, which typically runs from late May through early September, depending on water conditions and staff availability.

What makes Mountshannon distinct is that it represents a freshwater swimming option rather than the salt-water experience found at coastal beaches. The water clarity and conditions depend on seasonal factors affecting the lake rather than tidal cycles.

Does Mountshannon, Lough Derg have good facilities?

As a Blue Flag certified beach, Mountshannon, Lough Derg meets the Foundation for Environmental Education's standards for facilities and services. Trained lifeguards are on duty during the season. Parking is available nearby.

Beyond Mountshannon, Lough Derg

Mountshannon village itself offers basic services including shops and local amenities. Scarriff, the nearest town approximately 6 km away, provides expanded facilities including restaurants and accommodation options. The location within Killaloe Municipal District places it near other attractions focused on Lough Derg itself.

Mountshannon village itself offers basic services including shops and local amenities. Scarriff, the nearest town approximately 6 km away, provides expanded facilities including restaurants and accommodation options. The location within Killaloe Municipal District places it near other attractions focused on Lough Derg itself.

The lake is a significant destination for leisure activities beyond swimming. Fishing is a major use of Lough Derg, with the lake holding populations of brown trout and other fish species. The village of Mountshannon has a marina and boat access points serving these recreational uses.

The lake is a significant destination for leisure activities beyond swimming. Fishing is a major use of Lough Derg, with the lake holding populations of brown trout and other fish species. The village of Mountshannon has a marina and boat access points serving these recreational uses.

For visitors interested in the broader area, the lake's ecological importance means birdwatching can be rewarding, particularly during migration periods. The Annex I habitats present on and around the lake support diverse wildlife. Local knowledge of these areas should be sought from village residents or information centres in Scarriff.

For visitors interested in the broader area, the lake's ecological importance means birdwatching can be rewarding, particularly during migration periods. The Annex I habitats present on and around the lake support diverse wildlife. Local knowledge of these areas should be sought from village residents or information centres in Scarriff.

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Getting to Mountshannon, Lough Derg

How do I get to Mountshannon, Lough Derg by car?

Mountshannon, Lough Derg is approximately 35.08 km from County Clare. 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 Mountshannon, Lough Derg?

The nearest airport is Shannon Airport (SNN) (SNN), approximately 41.9 km away. Shannon Airport (SNN) is the nearest airport, located 41.9 km from Mountshannon. From Shannon, take the N19 towards Ennis, then join the R352 towards Scarriff. From Scarriff, continue on the R352 directly to Mountshannon village and the beach. Alternatively, from Ennis, take the R352 south through Scarriff to reach Mountshannon. The drive from Shannon takes approximately 50 minutes to one hour depending on traffic and exact routing.

Can I get to Mountshannon, Lough Derg by public transport?

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

Practical Information

At the Beach
Entry Free — no charge to access the beach
Lifeguards On duty during official season
Disabled Access Contact local authority for details
Showers
Toilets
Official Season 01-06 – 15-09
Beach Type Sandy beach
Visiting Information
GPS Coordinates 52.9295°N, 8.4283°W
Blue Flag Operator Foundation for Environmental Education (FEE) — Ireland

Mountshannon, Lough Derg FAQ

Is Mountshannon, Lough Derg worth visiting?

Yes, if you're seeking a freshwater swimming option with Blue Flag standards and lifeguard supervision during the bathing season. It's worth visiting for swimming rather than as a destination beach in itself. The freshwater lake environment and modest scale appeal to local swimmers and families. The ecological importance of Lough Derg adds value beyond swimming. Consider timing your visit for June through August when water conditions are optimal and lifeguards are on duty.

How do I get to Mountshannon, Lough Derg?

From Shannon Airport (41.9 km away), take the N19 towards Ennis, then the R352 to Scarriff and Mountshannon. You can also take the R352 from Ennis directly to Mountshannon, or the R463 from Killaloe. The drive from Shannon takes around 50 minutes to one hour. Mountshannon is well-signposted from all approach routes. The beach access point is clearly marked within the village.

What is the best time of year to visit Mountshannon, Lough Derg?

The optimal bathing season runs from late June through early September, when water temperatures are warmest and lifeguards are on duty. July and August offer average air temperatures around 15-16°C. June and September provide reasonable conditions but may see variable lifeguard availability. Outside the bathing season (October to May), water temperatures drop significantly, with January averaging only 5.6°C, making swimming less practical for most visitors.

What facilities are available at Mountshannon, Lough Derg?

The beach has lifeguards on patrol during the bathing season, with patrol times displayed on the information noticeboard. Mountshannon village provides basic facilities including shops and local services. Scarriff, 6 km away, offers expanded amenities including restaurants and accommodation. The marina at Mountshannon provides boat access. Specific details about changing facilities or other amenities should be confirmed with the information noticeboard or local sources.

Is Mountshannon, Lough Derg suitable for families?

Yes, it is suitable for families, particularly during the bathing season when lifeguards are on duty. The designated bathing area provides a contained and supervised swimming environment. The modest scale and local character create a relaxed atmosphere appropriate for families. The freshwater lake environment appeals to families seeking a different swimming experience. Nearby villages provide basic services. Always check lifeguard availability and water conditions before visiting with children.

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Lotte Hansen — Northern Europe Beach Editor

Lotte Hansen covers Blue Flag beaches in Killaloe Municipal District for Zeach.net.

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