How big was the largest hailstone on record?
20 cmAbout 7.87 in · Handheld
20 cm (8 inches) across, in Vivian, South Dakota, in 2010.
That's about 1/7.5 of a red kangaroo (about 1.5 m tall).
🧊20 cm
🪙a 1 yen coin
To scale: the biggest hailstone is about 10× bigger than a 1 yen coin.
Things about the same size
Many real things vary in size, so we use a typical or official figure. Spotted a mistake? Email hello@guessroo.com.