Sports
Entertainment
Life & products
| Date | Title | Country | Details |
|---|---|---|---|
| 1/7 | Sexy and I Know ItDetailsArtist: LMFAO · Weeks at No. 1 that month: 2 | United States | Artist: LMFAO · Weeks at No. 1 that month: 2 |
| 1/21 | We Found LoveDetailsArtist: Rihanna featuring Calvin Harris · Weeks at No. 1 that month: 2 | United States | Artist: Rihanna featuring Calvin Harris · Weeks at No. 1 that month: 2 |
| 2/4 | Set Fire to the RainDetailsArtist: Adele · Weeks at No. 1 that month: 2 | United States | Artist: Adele · Weeks at No. 1 that month: 2 |
| 2/18 | Stronger (What Doesn't Kill You)DetailsArtist: Kelly Clarkson · Weeks at No. 1 that month: 2 | United States | Artist: Kelly Clarkson · Weeks at No. 1 that month: 2 |
| 3/3 | Part of MeDetailsArtist: Katy Perry · Weeks at No. 1 that month: 1 | United States | Artist: Katy Perry · Weeks at No. 1 that month: 1 |
| 3/10 | Stronger (What Doesn't Kill You)DetailsArtist: Kelly Clarkson · Weeks at No. 1 that month: 1 | United States | Artist: Kelly Clarkson · Weeks at No. 1 that month: 1 |
| 3/17 | We Are YoungDetailsArtist: Fun featuring Janelle Monáe · Weeks at No. 1 that month: 3 | United States | Artist: Fun featuring Janelle Monáe · Weeks at No. 1 that month: 3 |
| 4/7 | We Are YoungDetailsArtist: Fun featuring Janelle Monáe · Weeks at No. 1 that month: 3 | United States | Artist: Fun featuring Janelle Monáe · Weeks at No. 1 that month: 3 |
| 4/28 | Somebody That I Used to KnowDetailsArtist: Gotye featuring Kimbra · Weeks at No. 1 that month: 1 | United States | Artist: Gotye featuring Kimbra · Weeks at No. 1 that month: 1 |
| 5/5 | Somebody That I Used to KnowDetailsArtist: Gotye featuring Kimbra · Weeks at No. 1 that month: 4 | United States | Artist: Gotye featuring Kimbra · Weeks at No. 1 that month: 4 |
| 6/2 | Somebody That I Used to KnowDetailsArtist: Gotye featuring Kimbra · Weeks at No. 1 that month: 3 | United States | Artist: Gotye featuring Kimbra · Weeks at No. 1 that month: 3 |
| 6/23 | Call Me MaybeDetailsArtist: Carly Rae Jepsen · Weeks at No. 1 that month: 2 | United States | Artist: Carly Rae Jepsen · Weeks at No. 1 that month: 2 |
| 7/7 | Call Me MaybeDetailsArtist: Carly Rae Jepsen · Weeks at No. 1 that month: 4 | United States | Artist: Carly Rae Jepsen · Weeks at No. 1 that month: 4 |
| 8/4 | Call Me MaybeDetailsArtist: Carly Rae Jepsen · Weeks at No. 1 that month: 3 | United States | Artist: Carly Rae Jepsen · Weeks at No. 1 that month: 3 |
| 8/25 | WhistleDetailsArtist: Flo Rida · Weeks at No. 1 that month: 1 | United States | Artist: Flo Rida · Weeks at No. 1 that month: 1 |
| 9/1 | We Are Never Ever Getting Back TogetherDetailsArtist: Taylor Swift · Weeks at No. 1 that month: 3 | United States | Artist: Taylor Swift · Weeks at No. 1 that month: 3 |
| 9/15 | WhistleDetailsArtist: Flo Rida · Weeks at No. 1 that month: 1 | United States | Artist: Flo Rida · Weeks at No. 1 that month: 1 |
| 9/29 | One More NightDetailsArtist: Maroon 5 · Weeks at No. 1 that month: 1 | United States | Artist: Maroon 5 · Weeks at No. 1 that month: 1 |
| 10/6 | One More NightDetailsArtist: Maroon 5 · Weeks at No. 1 that month: 4 | United States | Artist: Maroon 5 · Weeks at No. 1 that month: 4 |
| 11/3 | One More NightDetailsArtist: Maroon 5 · Weeks at No. 1 that month: 4 | United States | Artist: Maroon 5 · Weeks at No. 1 that month: 4 |
| 12/1 | DiamondsDetailsArtist: Rihanna · Weeks at No. 1 that month: 3 | United States | Artist: Rihanna · Weeks at No. 1 that month: 3 |
| 12/22 | Locked Out of HeavenDetailsArtist: Bruno Mars · Weeks at No. 1 that month: 2 | United States | Artist: Bruno Mars · Weeks at No. 1 that month: 2 |