# List of number-one singles of 2018 (Finland)

This is the complete list of number-one singles in Finland in 2018 according to the Official Finnish Charts. The list on the left side of the box (Suomen virallinen singlelista, "the Official Finnish Singles Chart") represents physical and digital track sales as well as music streaming, and the one on the right side (Suomen virallinen radiosoittolista, "the Official Finnish Airplay Chart") represents airplay.

## Chart history

| Official Finnish Singles Chart | Official Finnish Singles Chart | Official Finnish Singles Chart | Official Finnish Singles Chart | Official Finnish Airplay Chart | Official Finnish Airplay Chart | Official Finnish Airplay Chart | Official Finnish Airplay Chart |
| Issue date | Song | Artist(s) | Reference(s) | Issue date | Song | Artist(s) | Reference(s) |
| Week 1 | "Popkorni" | JVG | | Week 1 | "Muitaki ihmisii" | Vesala | |
| Week 2 | "Popkorni" | JVG | | Week 2 | "Tuntematon" | Haloo Helsinki! | |
| Week 3 | "Popkorni" | JVG | | Week 3 | "Tuntematon" | Haloo Helsinki! | |
| Week 4 | "Jättiläinen" | Pyhimys (featuring Aksel Kankaanranta) | | Week 4 | "Tuntematon" | Haloo Helsinki! | |
| Week 5 | "Popkorni" | JVG | | Week 5 | "Tuntematon" | Haloo Helsinki! | |
| Week 6 | "Vedän sut henkeen" | Antti Tuisku | | Week 6 | "Tuntematon" | Haloo Helsinki! | |
| Week 7 | "Texas" | Haloo Helsinki! (featuring JVG) | | Week 7 | "Tornado" | Evelina | |
| Week 8 | "Rikkinäinen prinsessa" | Nikke Ankara | | Week 8 | "Tornado" | Evelina | |
| Week 9 | "Rikkinäinen prinsessa" | Nikke Ankara | | Week 9 | "Tornado" | Evelina | |
| Week 10 | "Sun vika" | Evelina | | Week 10 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 11 | "Rikkinäinen prinsessa" | Nikke Ankara | | Week 11 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 12 | "Pornoo" | Sanni | | Week 12 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 13 | "Pornoo" | Sanni | | Week 13 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 14 | "Satutat mua" | Tippa | | Week 14 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 15 | "Timanttei" | Mikael Gabriel | | Week 15 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 16 | "Timanttei" | Mikael Gabriel | | Week 16 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 17 | "Kevät" | Adi L Hasla (featuring Pihlaja) | | Week 17 | "Väärään suuntaan" | Jenni Vartiainen | |
| Week 18 | "Kevät" | Adi L Hasla (featuring Pihlaja) | | Week 18 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 19 | "Kevät" | Adi L Hasla (featuring Pihlaja) | | Week 19 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 20 | "Kevät" | Adi L Hasla (featuring Pihlaja) | | Week 20 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 21 | "Kevät" | Adi L Hasla (featuring Pihlaja) | | Week 21 | "Olisitpa sylissäni" | Antti Ketonen | |
| Week 22 | "Kevät" | Adi L Hasla (featuring Pihlaja) | | Week 22 | "Väärään suuntaan" | Jenni Vartiainen | |
| Week 23 | "Kevät" | Adi L Hasla (featuring Pihlaja) | | Week 23 | "Kuka näkee sut" | Juha Tapio | |
| Week 24 | "Solo" | Clean Bandit (featuring Demi Lovato) | | Week 24 | "Kuka näkee sut" | Juha Tapio | |
| Week 25 | "Jacuzzi" | Sanni | | Week 25 | "Kuka näkee sut" | Juha Tapio | |
| Week 26 | "Solo" | Clean Bandit (featuring Demi Lovato) | | Week 26 | "Nyt on lähtö" | Vesala | |
| Week 27 | "XTC" | Lukas Leon, Etta and Cheek | | Week 27 | "Kaksi ihmistä" | Haloo Helsinki! | |
| Week 28 | "XTC" | Lukas Leon, Etta and Cheek | | Week 28 | "Kaksi ihmistä" | Haloo Helsinki! | |
| Week 29 | "Solo" | Clean Bandit (featuring Demi Lovato) | | Week 29 | "Kaksi ihmistä" | Haloo Helsinki! | |
| Week 30 | "Solo" | Clean Bandit (featuring Demi Lovato) | | Week 30 | "Kaksi ihmistä" | Haloo Helsinki! | |
| Week 31 | "Solo" | Clean Bandit (featuring Demi Lovato) | | Week 31 | "Kaksi ihmistä" | Haloo Helsinki! | |
| Week 32 | "Yhen elämän juttu" | Abreu | | Week 32 | "Kaksi ihmistä" | Haloo Helsinki! | |
| Week 33 | "In My Mind" | Dynoro and Gigi D'Agostino | | Week 33 | "Supervoimii" | Elastinen | |
| Week 34 | "In My Mind" | Dynoro and Gigi D'Agostino | | Week 34 | "Supervoimii" | Elastinen | |
| Week 35 | "In My Mind" | Dynoro and Gigi D'Agostino | | Week 35 | "Supervoimii" | Elastinen | |
| Week 36 | "In My Mind" | Dynoro and Gigi D'Agostino | | Week 36 | "Supervoimii" | Elastinen | |
| Week 37 | "In My Mind" | Dynoro and Gigi D'Agostino | | Week 37 | "Supervoimii" | Elastinen | |
| Week 38 | "I Love It" | Kanye West and Lil Pump | | Week 38 | "Supervoimii" | Elastinen | |
| Week 39 | "Falling Down" | Lil Peep and XXXTentacion | | Week 39 | "Kuka näkee sut" | Juha Tapio | |
| Week 40 | "Falling Down" | Lil Peep and XXXTentacion | | Week 40 | "Me ollaan runo" | Anna Puu | |
| Week 41 | "Falling Down" | Lil Peep and XXXTentacion | | Week 41 | "Mä en pelkää" | Lauri Tähkä | |
| Week 42 | "Falling Down" | Lil Peep and XXXTentacion | | Week 42 | "Mä en pelkää" | Lauri Tähkä | |
| Week 43 | "Loppuun asti" | Elastinen | | Week 43 | "Ilves" | Anssi Kela | |
| Week 44 | "Sweet but Psycho" | Ava Max | | Week 44 | "Ilves" | Anssi Kela | |
| Week 45 | "Sweet but Psycho" | Ava Max | | Week 45 | "Ilves" | Anssi Kela | |
| Week 46 | "Thank U, Next" | Ariana Grande | | Week 46 | "Ilves" | Anssi Kela | |
| Week 47 | "Sweet but Psycho" | Ava Max | | Week 47 | "Ilves" | Anssi Kela | |
| Week 48 | "Sweet but Psycho" | Ava Max | | Week 48 | "Ilves" | Anssi Kela | |
| Week 49 | "Sweet but Psycho" | Ava Max | | Week 49 | "Sweet but Psycho" | Ava Max | |
| Week 50 | "Sweet but Psycho" | Ava Max | | Week 50 | "Mä en pelkää" | Lauri Tähkä | |
| Week 51 | "Sweet but Psycho" | Ava Max | | Week 51 | "Sweet but Psycho" | Ava Max | |
| Week 52 | "All I Want for Christmas Is You" | Mariah Carey | | Week 52 | "Sweet but Psycho" | Ava Max | |