This made 2017 the 20th wettest year on record for the nation, and the fifth consecutive year with above-average precipitation.Ībove-average precipitation was observed across the nation with much-wetter-than-average conditions across parts of the West and the Great Lakes region. average annual precipitation was 32.21 inches, which is 2.27 inches above the long-term average. Hurricane Maria now ranks as the third costliest weather and climate disaster on record for the nation and Irma ranks as the fifth costliest. Hurricanes Maria and Irma had total costs of $90 billion and $50 billion, respectively. Hurricane Harvey had total costs of $125 billion, second only to Hurricane Katrina in the 38-year period of record for billion-dollar disasters. Some of the more noteworthy events included the western wildfire season, with total costs of $18 billion, tripling the previous U.S. The number of events (16) ties 2011 for most billion-dollar disasters in a single year. was 2005 with losses of $215 billion driven in large part by Hurricanes Katrina, Wilma and Rita. experienced 16 weather and climate disasters with losses exceeding $1 billion, with total costs of approximately $306 billion – a new U.S. have all occurred since 2006.ĭuring the year, the U.S. The five warmest years on record for the contiguous U.S. This was the third warmest year since record keeping began in 1895, behind 2012 (55.3☏) and 2016 (54.9☏), and the 21st consecutive warmer-than-average year for the U.S. was 54.6☏, 2.6☏ above the 20th century average. Based on preliminary analysis, the average annual temperature for the contiguous U.S.
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