Most expensive October weather disasters of the last 40 years

- Disaster type: Winter Storm
- Total cost (inflation-adjusted): $1.2 billion
- Total deaths: 1
- Begin date: Oct. 29, 2011
- End date: Oct. 30, 2011
- States most affected: Connecticut, Massachusetts, New Hampshire, New York, New Jersey, and Pennsylvania

- Disaster type: Flooding
- Total cost (inflation-adjusted): $1.3 billion
- Total deaths: 1
- Begin date: Oct. 19, 1996
- End date: Oct. 22, 1996
- States most affected: Maine and Massachusetts

- Disaster type: Severe Storm
- Total cost (inflation-adjusted): $1.3 billion
- Total deaths: 1
- Begin date: Oct. 2, 2006
- End date: Oct. 5, 2006
- States most affected: Ohio, Illinois, Indiana, Michigan, Minnesota, and Wisconsin

- Disaster type: Flooding
- Total cost (inflation-adjusted): $1.6 billion
- Total deaths: 3
- Begin date: Oct. 3, 2000
- End date: Oct. 4, 2000
- States most affected: Florida

- Disaster type: Flooding
- Total cost (inflation-adjusted): $1.8 billion
- Total deaths: 31
- Begin date: Oct. 16, 1998
- End date: Oct. 24, 1998
- States most affected: Texas

- Disaster type: Flooding
- Total cost (inflation-adjusted): $2.0 billion
- Total deaths: 19
- Begin date: Oct. 16, 1994
- End date: Oct. 25, 1994
- States most affected: Texas

- Disaster type: Severe Storm
- Total cost (inflation-adjusted): $2.0 billion
- Total deaths: 2
- Begin date: Oct. 20, 2019
- End date: Oct. 20, 2019
- States most affected: Texas, Oklahoma, Missouri, Arkansas, Louisiana, and Tennessee

- Disaster type: Flooding
- Total cost (inflation-adjusted): $2.6 billion
- Total deaths: 25
- Begin date: Oct. 1, 2015
- End date: Oct. 5, 2015
- States most affected: South Carolina

- Disaster type: Tropical Cyclone
- Total cost (inflation-adjusted): $3.4 billion
- Total deaths: 5
- Begin date: Oct. 9, 2020
- End date: Oct. 11, 2020
- States most affected: Louisiana, eastern Texas, Mississippi, and Georgia

- Disaster type: Tropical Cyclone
- Total cost (inflation-adjusted): $4.2 billion
- Total deaths: 63
- Begin date: Oct. 27, 1985
- End date: Oct. 31, 1985
- States most affected: Louisiana, Mississippi, Alabama, and Florida

- Disaster type: Tropical Cyclone
- Total cost (inflation-adjusted): $5.1 billion
- Total deaths: 6
- Begin date: Oct. 28, 2020
- End date: Oct. 29, 2020
- States most affected: Louisiana, Alabama, Mississippi, Georgia, North Carolina, and South Carolina

- Disaster type: Severe Storm
- Total cost (inflation-adjusted): $5.3 billion
- Total deaths: 0
- Begin date: Oct. 5, 2010
- End date: Oct. 6, 2010
- States most affected: Arizona

- Disaster type: Wildfire
- Total cost (inflation-adjusted): $7.3 billion
- Total deaths: 25
- Begin date: Oct. 1, 1991
- End date: Oct. 31, 1991
- States most affected: California

- Disaster type: Tropical Cyclone
- Total cost (inflation-adjusted): $9.3 billion
- Total deaths: 27
- Begin date: Oct. 4, 1995
- End date: Oct. 6, 1995
- States most affected: Florida, Alabama, Georgia, Tennessee, North Carolina, and South Carolina

- Disaster type: Tropical Cyclone
- Total cost (inflation-adjusted): $12.6 billion
- Total deaths: 49
- Begin date: Oct. 8, 2016
- End date: Oct. 12, 2016
- States most affected: North Carolina, South Carolina, Florida, and Georgia

- Disaster type: Tropical Cyclone
- Total cost (inflation-adjusted): $29.1 billion
- Total deaths: 35
- Begin date: Oct. 24, 2005
- End date: Oct. 24, 2005
- States most affected: Florida

- Disaster type: Tropical Cyclone
- Total cost (inflation-adjusted): $30.2 billion
- Total deaths: 49
- Begin date: Oct. 10, 2018
- End date: Oct. 11, 2018
- States most affected: Florida

- Disaster type: Tropical Cyclone
- Total cost (inflation-adjusted): $85.9 billion
- Total deaths: 159
- Begin date: Oct. 30, 2012
- End date: Oct. 31, 2012
- States most affected: Maryland, Delaware, New Jersey, New York, Connecticut, Massachusetts, Rhode Island, North Carolina, Virginia, West Virginia, Ohio, Pennsylvania, and New Hampshire
Data reporting by Emma Rubin. Story editing by Ashleigh Graf. Copy editing by Tim Bruns.
