Two Polymarket accounts gained approximately $37,000 from Paris weather contracts following unusual temperature increases at Charles de Gaulle Airport Station on April 6 and 15. According to NS3.AI, BFMTV and Bubblemaps reported that the temperature readings temporarily rose above the surrounding conditions. Bubblemaps noted that one trader purchased NO shares on 18°C just before the temperature spike on April 15. Meteo France has reportedly lodged a police complaint concerning alleged tampering with its automated data systems.