What is the world record for rainfall in one hour?
305 mm. The gauge did it in only 42 minutes, and the 1947 record has never been beaten.
How close would your guess have been?
In the game we ask it like this: “How many mm of rain fell on Holt, Missouri, in under an hour — a world record?”
Type a number — scored exactly the way a round in the game is.
The answer
305mm
305 mm in other units
- 1 feet



