 The following week, the single rose to number 15, and the week after, number 13.On 15 April 2010, the single entered the Top 10 at its peak position, number 6, making "Dog Days Are Over" Florence's fourth highest-charting single in Ireland, after "Cosmic Love" (number 3), "Shake It Out" (number 2), and "Spectrum (Say My Name)" (number 1).On the week ending 25 September 2010, "Dog Days Are Over" debuted at number 93 on the "Billboard" Hot 100.