Cats showing signs of fever for more than 24 hours, and a fever above 106ยบ F at any time should consult their veterinarian. The veterinarian can perform tests to determine the source of the fever and take steps to treat the underlying problem. MVET.CH is a vet clinic where you can get 24-hour veterinary care for your pet. To learn more, please visit our website, https://www.mvet.ch/tpost/e6ruemjdk1-fevers-in-cats