did you know fall doesn't officially start when Starbucks drops its pumpkin spice latte let's talk about when autumn really begins this year the autumnal equinox marks the official start of fall happening on Sunday September 22nd 20124 at exactly 8:43 a.m. this is when the Earth's axis is perfectly balanced with the sun giving us almost equal day and night across the globe and fun fact while social media loves to call it Christian girl Autumn with oversized scarves and pumpkin lattes Ball's ancient roots go deeper think Stonehenge and Greek mythology where pranie returns to the underworld bringing fall with her so are you ready for fall let the countdown begin