Roberto Martinez is focusing on Everton's final 11 games rather than talking about the World Cup or players' contracts.
Arsenal forward Lukas Podolski has denied claims that he was offered in a swap deal for Schalke's Julian Draxler.
Evans, signed by Tommy Wright during his spell as caretaker-manager towards the end of September, was due to remain at the Proact Stadium until January.
The 19-year-old made five appearances, two of them starts, in all competitions during his time at the npower League Two club.
Spireites boss Paul Cook said: "I'd like to thank Micah for coming to the club and getting some first-team experience.
"Due to the lack of opportunities, we feel it's beneficial for the lad's career for him to go back to Blackburn."