This is a list of the European Music & Media magazine's European Hot 100 Singles and European Top 100 Albums number-ones of 1998.
| Date | Song | Artist | Album | Artist |
|---|---|---|---|---|
| January 3 | "Barbie Girl" | Aqua | Let's Talk About Love | Celine Dion |
| January 10 | ||||
| January 17 | ||||
| January 24 | ||||
| January 31 | "Together Again" | Janet Jackson | ||
| February 7 | ||||
| February 14 | James Horner | |||
| February 21 | "My Heart Will Go On" | Celine Dion | ||
| February 28 | ||||
| March 7 | ||||
| March 14 | ||||
| March 21 | ||||
| March 28 | Ray of Light | Madonna | ||
| April 4 | ||||
| April 11 | Titanic: Music from the Motion Picture | James Horner | ||
| April 18 | ||||
| April 25 | ||||
| May 2 | ||||
| May 9 | ||||
| May 16 | ||||
| May 23 | Mezzanine | Massive Attack | ||
| May 30 | Version 2.0 | Garbage | ||
| June 6 | Blue | Simply Red | ||
| June 13 | ||||
| June 20 | "La Copa de la Vida/The Cup of Life" | Ricky Martin | Adore | The Smashing Pumpkins |
| June 27 | ||||
| July 4 | Blue | Simply Red | ||
| July 11 | Adore | The Smashing Pumpkins | ||
| July 18 | Back for Good | Modern Talking | ||
| July 25 | "Ghetto Supastar (That Is What You Are)" | Pras Michel featuring Ol' Dirty Bastard & Mýa | Hello Nasty | Beastie Boys |
| August 1 | ||||
| August 8 | ||||
| August 15 | ||||
| August 22 | ||||
| August 29 | Back for Good | Modern Talking | ||
| September 5 | "Life" | Des'ree | ||
| September 12 | ||||
| September 19 | ||||
| September 26 | "I Don't Want to Miss a Thing" | Aerosmith | S'il suffisait d'aimer | Celine Dion |
| October 3 | This Is My Truth Tell Me Yours | Manic Street Preachers | ||
| October 10 | ||||
| October 17 | The Singles 86>98 | Depeche Mode | ||
| October 24 | Hits | Phil Collins | ||
| October 31 | ||||
| November 7 | ||||
| November 14 | Up | R.E.M. | ||
| November 21 | "Believe" | Cher | Supposed Former Infatuation Junkie | Alanis Morissette |
| November 28 | The Best of 1980–1990 | U2 | ||
| December 5 | ||||
| December 12 | ||||
| December 19 | ||||
| December 26 |