St. Michael's Mount tide times

Today's high tide times at St. Michael's Mount are 07:09 and 19:21. Tomorrow's high tide times are 07:58 and 20:07. (Data from 16 July 2026. Visit cornwall-tides.com for latest tide times). Sunrise is 05:04 and sunset is 21:20. All times have been adjusted for daylight saving where appropriate.

Today's high tide heights at St. Michael's Mount are 5.3m and 5.7m. Tomorrow's high tide heights are 5.3m and 5.6m. The average high tide height at St. Michael's Mount is 5.0m. A quarter of high tides are less than 4.6m and a quarter of high tides are more than 5.3m.

All tide times have been adjusted for daylight saving where appropriate.

Tide times and heights for St. Michael's Mount are based on Penzance (Newlyn).

Please see our Frequently asked questions for more information on how these tide tables are calculated. Not to be used for navigation purposes.

St Michael's Mount is a tidal island located in Cornwall, England, off the southwestern tip of the Cornish peninsula. It is connected to the mainland via a causeway, exposed only twice a day at low tide. The mount is home to an ancient castle, which is now a popular tourist attraction.

The mount is likely the source of the legend of the giant, Cormoran, who terrorised the area in the Middle Ages. According to the legend, Cormoran was slain by a young man named Jack, believed to be the same Jack from the famous British folktale, Jack and the Beanstalk. The mount was named in honour of the archangel St Michael, and has been a popular pilgrimage site for centuries.

The first recorded mention of St Michael's Mount is in the Domesday Book of 1086. In 1135, the mount became the property of the Benedictine monks of Mont-St.-Michel in Normandy. In 1235, the mount was granted to the Priory of St Michael at Mont-St.-Michel.

The mount has been owned by a number of prominent families throughout its history, including the St Aubyns, who purchased the mount in 1659. During their ownership, the St Aubyns built a castle on the mount, which was completed in 1779. The castle is now open to the public and includes a chapel, museum and gardens.

In 1954, St Michael's Mount was taken over by the National Trust and is now designated as a Site of Special Scientific Interest. It is also a popular tourist destination, with over half a million visitors annually.

The mount is home to a number of interesting wildlife species, including the rare Cornish chough. The surrounding waters of the bay are also home to a variety of marine life, including dolphins, seals, and a large population of seabirds.

St Michael's Mount is also known for its annual festival, which takes place over the August bank holiday weekend. The festival features a variety of activities, including music, theatre, and art exhibitions.

St Michael's Mount is a beautiful and fascinating destination and a must-see for anyone visiting Cornwall. The mount is steeped in history and offers something for everyone, from the romantic to the adventurous. Whether you're looking for a peaceful day out or an exciting adventure, St Michael's Mount is the perfect place to explore.

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