The zodiac sign for September 12 is Virgo. Individuals born on this day are influenced by Mercury, the ruling planet of Virgo, which impacts their communication and intellectual abilities. They tend to be analytical and practical thinkers who are detail-oriented and have strong organizational skills. They are also known for their hardworking nature, as well as their kind-hearted and loyal personality traits. In terms of compatibility, those born on September 12th tend to get along best with other earth signs like Taurus or Capricorn. They may also find harmony in relationships with water signs like Scorpio or Pisces due to their emotional depth and sensitivity.