1. September is the ninth month and has nine letters in its name. It is the only month with the same number of letters in its English name as the number of the month.
2. For the Ancient Romans, it was the seventh month of the calendar which is why it is named after the Latin for “seven”, septem.
3. The shortest month in the UK was September 1752 which lost 11 days in the change from Julian to Gregorian calendar.
4. The September birthstone is sapphire; the flowers are Morning Glory, forget-me-not or aster.
5. “Making your Christmas cake in September is perfect” (Mary Berry).
6. The only US president born in September was William Taft (born September 15, 1857).
7. Only one UK prime minister died in September: Arthur Wellesley (died September 14, 1852).
8. September is the month when thunderstorms are most frequent in the UK.
9. September is the month when the Arctic Ocean is most free from ice.
10. “By all these lovely tokens, September days are here; With summer’s best of weather; And autumn’s best of cheer” (Helen Hunt Jackson).