According to this article [0], "But are fiercer hurricanes becoming more frequent? A July 18 article by the Colorado State University climatologist Philip Klotz

According to this article [0], "But are fiercer hurricanes becoming more frequent? A July 18 article by the Colorado State University climatologist Philip Klotzbach and his colleagues in the Bulletin of the American Meterological Association finds that 'since 1900 neither observed CONUS [continental United States] landfalling hurricane frequency nor intensity shows significant trends.'" Sounds like it is natural variation. [0] https://reason.com/2019/01/17/hurricane-losses/ https://reason.com/2019/01/17/hurricane-losses/