Calor de San Pedro

The team was founded in 2001 under the name El Calor de San Pedro, based in San Pedro, Coahuila and participated in the Tercera División de México. The squad was created with the objective of training players from the Mexican-Canadian League, a local competition. In 2012, the team obtained the sub-championship of the Tercera División, losing to Real Cuautitlán, however, their position allowed the team to be promoted to the Segunda División de México.

In August 2012, the team debuted in the Liga de Nuevos Talentos, the second level of the Segunda División, the team managed to maintain the category without many problems.

In July 2013, the club was moved to Gómez Palacio, Durango to stay in the category by not being able to meet the requirements at its original town, and its was renamed to Calor de Gómez Palacio, the club had as a new field the Unidad Deportiva Francisco Gómez Palacio.

In the Torneo Clausura 2017, the team finished the competition as runner-up, after being defeated by the Yalmakán F.C.

In 2018, the team was moved to Monclova, Coahuila, being its third change of venue in the history of the team, also, the team was renamed as Club Calor. After the arrival of the club to its new city, the construction of a football stadium was planned.

During the 2020–2021 season, the team requested a one-year hiatus to undergo a financial and sports restructuring, due to the problems caused by the COVID-19 pandemic in the Mexican football sector, in addition to improving their situation to be eligible for a place in the Liga Premier – Serie A.

In the summer of 2021, the team returned to compete, at the end of the Torneo Apertura Club Calor reached the championship final, where they were defeated by Aguacateros C.D. Uruapan.

In the Apertura 2022, Club Calor won their first official championship by defeating Alebrijes de Oaxaca Premier by 3–2 on the aggregate. In May 2023 the club was promoted to the Liga Premier – Serie A after obtaining the respective license to participate in that league.

In 2024 the team returned to Serie B due to improvement work on its stadium in Monclova, due to the lack of a stadium in that city, the team tried to establish itself in León, Guanajuato, where they previously had a reserve team, however, the team was involved in an attempted name change by the Unión de Curtidores club, however, the league did not authorize the move, generating rejection from the fans. Finally, for the 2024–25 season, the team was established in San Juan de los Lagos, Jalisco.

On June 2025, the team was relocated from San Juan de los Lagos to Reynosa, Tamaulipas due to the alliance offer launched by a team from that city, and also to facilitate its return to Serie A by being a city with better sporting and urban infrastructure.