Facts + Statistics: Hurricanes
The official Atlantic hurricane season runs from June through November, but occasionally storms form outside those months. September is the most common month for hurricanes making landfall in the U.S., followed by August and October.
2020 Atlantic hurricane season activity is projected to be extremely active. A typical year has 12 named storms, six hurricanes, and three major hurricanes. By August 26, 2020, 13 named storms had formed and four—Hanna, Isaias, Laura and Marcos—became hurricanes.
Top 10 Costliest Hurricanes in the US
($ = estimated insured loss in billions calculated in 2019)
1. 2005-Katrina, $52.8
2. 2017-Maria, $26.1-31.3
3. 2017-Irma, $26.1-31.3
4. 2017-Harvey, $18.8-20.8
5. 2012-Sandy, $21
6. 1992-Andrew, $25.8
7. 2008-Ike, $20.8
8. 2005-Wilma, $13.2
9. 2018-Michael, $9.2-12.2
10. 2004-Charley, $9.9
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