A Polymarket trader made a long shot bet on the highest temperature in Paris shortly before an unexplained spike, reaping a $21,000 profit.

From a hair dryer to a lighter, there are many theories on what caused the temperature to jump so quickly.

French authorities are probing Polymarket temperature spikes as a viral video claiming a hairdryer scheme spreads online.

Police investigate after claims ‘hair dryer used to manipulate weather sensor to win $34k bet’ - Agencies suspect that a sensor at Charles de Gaulle airport in Paris was tampered with after suspicious ...

Traders are always trying to maximize their profits, and some bad actors even engage in illegal practices. But one trader went a step further and manipulated the weather sensor in Paris with hair ...

A weather sensor in France’s busiest airport, Paris-Charles de Gaulle, has been tampered with in what a French weather association says it suspects to be a betting scam.

Thursday, May 14, 2026, Ascension Day, looks set to be cool and wet in Paris and the Île-de-France region. Temperatures will ...

In a bizarre incident in Paris, a Polymarket bettor reportedly used a hair dryer to manipulate the temperature at a sensor at the Charles-de-Gaulle airport in order to win a contract, and was able to ...

Weather betting has boomed on prediction markets like Polymarket and Kalshi. Read more at straitstimes.com. Read more at ...

An anonymous Polymarket trader made a long shot bet on the highest temperature in Paris shortly before an unexplained spike — and reaped a more than $21,000 profit.Annice Lyn/Getty Images Prediction ...