Temp shift after O

talisa • 26. Business owner 💎. Married👰🏾. Mommy to one beautiful 5.5 y/o little girl 💕 #2 due 6/2016 👶🏾
I seen that temp rise after O can be anywhere from as little as .2 to 1+ degrees for 3 consecutive days after O. Those numbers are supposed to be added, correct? Like all together there was a .5 degree shift when I add all 3 days?