Thypoid reduced but still low gradefever

Fever on and off first Widal negative and after Widal done after 10 days O& H  1:160 taken antibiotics,gudcef for 5 days,ornio ,rifagut,azithromycin 500mg for 5 days,moxinow for 4 days then Widal O&H is 1:40 but still fever morning up to 9am it is below 98.6 and after 11am it is increasing to 99 and at afternoon it is going to 99.6 and at evening at 8pm it is coming to normal during this I am having headache ,fever ,from 40 days .Thyroid normal ,bp normal,some doctors md (gen med) saying that in summer take 100 as fever 99.6 is not fever ,during every day I am having low grade fever and headache ,10 days back esr is 26 ,pls give correct answer don't keep like consult gen physician like that answer I may know but I am asking what the doctors r saying about this concern .Earlier chat with one doctor paid 200 waste of money no proper explanation about the issue .Till now no proper reply from one doctor