The songs below are the number 1 songs for each week of 1970. The dates below each song are the chart dates when the songs peaked at number 1 in 1970. 36 songs reached number 1 this year.
| Eighteen Alice Cooper |
| Proud Mary Ike & Tina Turner |
| Mother John Lennon/Plastic Ono Band |
| Lonely Days Bee Gees |
| The Man Who Sold The World David Bowie |
| My Sweet Lord George Harrison |
| Sweet Jane The Velvet Underground |
| Layla Derek & The Dominos |
| Domino Van Morrison |
| Moon In June Soft Machine |
| Magic Bus (Live) The Who |
| Immigrant Song Led Zeppelin |
| Black Magic Woman/Gypsy Queen Santana |
| War Pigs Black Sabbath |
| I'll Be There The Jackson 5 |
| Paranoid Black Sabbath |
| Question * The Moody Blues |
| I'm Your Captain (Closer To Home) Grand Funk Railroad |
| Lola The Kinks |
| Down On The Street The Stooges |
| Ohio Crosby, Stills, Nash & Young |
| Make It With You Bread |
| 25 Or 6 To 4 Chicago |
| Spill The Wine Eric Burdon & War |
| All Right Now Free |
| The Long & Winding Road The Beatles |
| Machine Gun (Live) Jimi Hendrix |
| Maybe I'm Amazed Paul McCartney |
| Your Song Elton John |
| Bitches Brew Miles Davis |
| Let It Be The Beatles |
| Almost Cut My Hair Crosby, Stills, Nash & Young |
| ABC The Jackson 5 |
| Bridge Over Troubled Water Simon & Garfunkel |
| House Of The Rising Sun Frijid Pink |
| Have You Ever Seen The Rain Creedence Clearwater Revival |
| The Thrill Is Gone B.B. King |