Over the course of the disease, most people will experience a fever. However, it is possible to be infected and not have a fever, especially in the first few days of the disease.
References:
- CDC: https://www.cdc.gov/coronavirus/2019-ncov/hcp/clinical-guidance-management-patients.html#:~:text=The%20signs%20and%20symptoms%20of,and%20respiratory%20symptoms.%20I
- Johns Hopkins: https://www.hopkinsmedicine.org/health/conditions-and-diseases/coronavirus/coronavirus-symptoms-frequently-asked-questions
- Harvard: https://www.health.harvard.edu/diseases-and-conditions/covid-19-basics