Fever below 2 yrs is usually above 99 degree Fahrenheit. But in summer evening temperatures some time may reach 99 . Roughly by back of hand feel on the abdomen not on forehead if feels hot it is usually fever.
Next Steps
Check by digital thermometer is always accurate
Health Tips
If fever is more than 101 despite administering medication always do tepid sponging as there’s a chance of febrile seizures in below 5 yrs aged.