Our month called July was originally named mensis quintilis , the "fifth month." It was renamed mensis Iulius in 44 BC to honor Julius Caesar after the calendar reform.

First of July

Higgledy-Piggledy
Mensis Quintilis was
Month number five when the
First one was March;
Later called Iulius,
Onamaposthumous
Gift of his name to a
Month, not an arch.