This is a list of Number 1 hit singles in 1988 in New Zealand, starting with the first chart dated, 15 January 1988.
| Date | Artist | Single |
|---|---|---|
| 15 January | George Michael | "Faith" |
| 22 January | Tiffany | "I Think We're Alone Now" |
| 29 January | Tiffany | "I Think We're Alone Now" |
| 5 February | Rick Astley | "Never Gonna Give You Up" |
| 12 February | MARRS | "Pump Up The Volume" |
| 19 February | MARRS | "Pump Up The Volume" |
| 26 February | Belinda Carlisle | "Heaven Is A Place On Earth" |
| 4 March | Belinda Carlisle | "Heaven Is A Place On Earth" |
| 11 March | Belinda Carlisle | "Heaven Is A Place On Earth" |
| 18 March | Belinda Carlisle | "Heaven Is A Place On Earth" |
| 25 March | U2 | "One Tree Hill" |
| 1 April | U2 | "One Tree Hill" |
| 8 April |
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| 15 April | U2 | "One Tree Hill" |
| 22 April | U2 | "One Tree Hill" |
| 29 April | U2 | "One Tree Hill" |
| 6 May | U2 | "One Tree Hill" |
| 13 May | Pet Shop Boys | "Heart" |
| 20 May | Big Pig | "Breakaway" |
| 27 May | Big Pig | "Breakaway" |
| 3 June | Aswad | "Don't Turn Around" |
| 10 June | Aswad | "Don't Turn Around" |
| 17 June | Prince | "Alphabet Street" |
| 24 June | New Order | "Blue Monday 88" |
| 1 July | New Order | "Blue Monday 88" |
| 8 July | New Order | "Blue Monday 88" |
| 15 July | Holidaymakers | "Sweet Lovers" |
| 22 July | Holidaymakers | "Sweet Lovers" |
| 29 July | Holidaymakers | "Sweet Lovers" |
| 5 August | Holidaymakers | "Sweet Lovers" |
| 12 August | Holidaymakers | "Sweet Lovers" |
| 19 August | Holidaymakers | "Sweet Lovers" |
| 26 August | Timelords | "Doctorin' the TARDIS" |
| 2 September | Timelords | "Doctorin' the TARDIS" |
| 9 September | Timelords | "Doctorin' the TARDIS" |
| 16 September | Times Two | "Cecilia" |
| 23 September | Times Two | "Cecilia" |
| 30 September | Times Two | "Cecilia" |
| 7 October | Tex Pistol featuring Rikki Morris |
"Nobody Else" |
| 14 October | U2 | "Desire" |
| 21 October | U2 | "Desire" |
| 28 October | U2 | "Desire" |
| 4 November | U2 | "Desire" |
| 11 November | U2 | "Desire" |
| 18 November | Yazz and the Plastic Population | "The Only Way Is Up" |
| 25 November | Yazz and the Plastic Population | "The Only Way Is Up" |
| 2 December | Yazz and the Plastic Population | "The Only Way Is Up" |
| 9 December | When the Cat's Away | "Melting Pot" |
| 16 December | Womack & Womack | "Teardrops" |
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