A total of 373 babies were born at PCH: 189 boys and 184 girls.
There were 20 arrivals on June 21, the summer solstice, and five sets of twins were welcomed across the month.
The majority of births were on the maternity unit at Peterborough City Hospital (PCH), with 36 babies born in the midwifery-led birthing unit, five born at home and 14 women opting for water births.
Emergency C-sections accounted for 20.6% of births, up from 15.2% in May. Elective C-sections comprised 17.1% and 8.4% were assisted births.
The level of one-to-one care reached, when a woman is cared for by a midwife who is only looking after her, was 95.3%, slightly down from May.
The graphics shared by North West Anglia NHS Foundation Trust's maternity service Facebook page also include Hinchingbrooke Hospital, with 194 babies welcomed by the Huntingdonshire services.