Mary Lloyd joined Jesus College, Oxford, where she later worked for a post-graduate B.Litt. degree in Celtic Studies; however, she left the college without graduation. She completed meteorology qualifications from the Met Office College.
Mary Lloyd began her career as a researcher for the BBC Wales Today, a nightly news programme. Later she became an announcer at Welsh-language British public-service TV channel, S4C. During the premiere of the movie, The Avengers, she wore a skin-tight black catsuit, which earned her a prize of best costume. The movie was directed by Jeremiah S. Chechik and produced by Jerry Weintraub. Uma Thurman and Carmen Ejogo are starred in this film.
Mary Lloyd is the winner of Television and Radio Industries Club (TRIC) award, as a best television weather presenter. She has also presented the ITV News London, as a weather forecaster. However, she left ITV to start her new career. She also won the UK Rear of the Year competition.
After her successful career as a meteorologist, Mary Lloyd appeared as a 'hidden' celebrity in British children's game show, Hider in the House, which was aired on CBBC television network. She also appeared in a reality television series; I'm a Celebrity...Get Me Out of Here!, which was created by James Allen, Natalka Znak, Brent Baker and Stewart Morris.
Mary Lloyd holds Welsh nationality and belongs to the white ethnicity. She had an affair with her college sweetheart Mark Cavendish for more than 14 years. After him, she was in a relationship with her boyfriend Lembit Öpik, a former British politician. She also dated MP of Montgomeryshire with whom she engaged as well.
After her broke with MP, she began dating Secretary of State for Wales. Jonathan Ashman. The couple got married at Portmeirion Hotel in Gwynedd. She lived a happily married life with her husband for about eight years and later ended their relationship with a divorce. The couple together gave birth to a child.
As a meteorologist, Mary Lloyd must have earned a tremendous amount of salary from her professional career. She has also appeared in numerous television series from which she must have collected a huge amount of money. However, her current salary and net worth are yet to reveal and is under review.