On a Clear Day You Can See Forever is the soundtrack album to the 1970 American film of the same name. It was released by Columbia Records on July 1, 1970 and features singing by Barbra Streisand and Yves Montand, in addition to choral arrangements and live orchestration. No commercial singles were released from the soundtrack, but the reprise version of the title track was released as a promotional single on 7" vinyl by Columbia. Executively and solely produced by Wally Gold, the album's ten tracks were written by Alan Jay Lerner while the music was written by Burton Lane. The album was reissued on compact disc in 2008.

Music critics highlighted the compilation's title track and Streisand's singing ability. Commercially, the soundtrack was once Streisand's lowest-performing entry on the Billboard 200, peaking at number 108 in September 1970. However, her other 1970 soundtrack album, The Owl and the Pussycat, would later take its place as Streisand's lowest-peaking album. Nonetheless, On a Clear Day You Can See Forever served as Montand's only charting effort in the United States.

On a Clear Day You Can See Forever was released on July 1, 1970, through Barbra Streisand's record label, Columbia Records. The songs were recorded by Streisand and co-star Yves Montand on-set at Samuel Goldwyn Studios in West Hollywood, California in early 1970. Lyrics for the album's ten songs were written by Alan Jay Lerner while the music was written by Burton Lane. On the album's fourth track, "Melinda", Luiz Bonfá and Maria Toledo and credited as additional lyricists. Streisand is credited as the sole singer for "Hurry! It's Lovely Up Here", "Love with All the Trimmings", "Go to Sleep", "He Isn't You", "What Did I Have That I Don't Have", and the reprise version of the title track, while Montand is credited for the standard version of the title track in addition to "Melinda" and "Come Back to Me". The album's second song in an orchestral version of "On a Clear Day (You Can See Forever)" as performed by a live chorus. The album itself was executively produced by Wally Gold and arranged and conducted by Nelson Riddle.

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