Girls, what was the temperature of your babies at two, three months ol…

Girls, what was the temperature of your babies at two, three months old? We have 37.4 - 37.1 and something is worrying me... I'll answer right away - we are playful, eat well, sleep normally, sometimes we can cough and or wheeze but everyone says that it happens not often and it's from saliva ( lately they flow like a river).