Born in Varginha, Minas Gerais, Day Silva played for amateur sides in her hometown before making her senior debut with Atlético Mineiro in 2010.

She subsequently played for Duque de Caxias and Botafogo before joining Flamengo in 2015.

[4] She spent a part of the 2021 campaign sidelined after being diagnosed with chikungunya, and left the club in December.

[5] In January 2022, Day Silva joined Palmeiras,[6] and won the 2022 Copa Libertadores Femenina with the club.

[8] On 9 September 2024, Day Silva returned to Santos on loan until the end of the year.