All seasons · Atlantic
2005 Atlantic hurricane season
The 2005 Atlantic season has 31 storms in the best-track record; 28 reached tropical-storm strength and 15 became hurricanes, 7 of them major. Its accumulated cyclone energy of 247.9 is the second-highest of the 175 seasons in the Atlantic record since 1851. For hurricanes it is the busiest season. Wilma was the strongest, peaking at 185 mph as a Category 5 hurricane. Landfall records exist for 16 of its storms, in Alabama, Cuba, the Dominican Republic, Florida, Grenada, Huelva, Louisiana, Mississippi, Nicaragua, Quintana Roo, Tamaulipas, the Bahamas and Veracruz. The first record is dated June 8, the last January 6, 2006.
Storm by storm
More storms formed in October than in any other month of 2005: 8 of 31. Irene lasted longest, 13.8 days as a tropical or subtropical system. Wilma contributed the most energy, 16% of the season's ACE. Strongest landfall of each storm: Arlene reached Alabama as a tropical storm on June 11; Bret reached Veracruz as a tropical storm on June 29; Cindy reached Louisiana as a Category 1 hurricane on July 6; Dennis reached Cuba as a Category 4 hurricane on July 8; Emily reached Quintana Roo as a Category 4 hurricane on July 18; Gert reached Veracruz as a tropical storm on July 25; Jose reached Veracruz as a tropical storm on August 23; Katrina reached Louisiana as a Category 3 hurricane on August 29; and others in the table below.
| Storm | Dates | Peak | Strength | Lowest | Landfalls |
|---|---|---|---|---|---|
| Arlene | Jun 8–13 | 70 mph | Tropical storm | 989 mb | Cuba, Alabama |
| Bret | Jun 28–30 | 40 mph | Tropical storm | 1002 mb | Veracruz |
| Cindy | Jul 3–7 | 75 mph | Category 1 | 991 mb | Quintana Roo, Louisiana, Mississippi |
| Dennis | Jul 4–13 | 150 mph | Category 4 | 930 mb | Grenada, Cuba, Florida |
| Emily | Jul 11–21 | 160 mph | Category 5 | 929 mb | Grenada, Quintana Roo, Tamaulipas |
| Franklin | Jul 21–29 | 70 mph | Tropical storm | 997 mb | – |
| Gert | Jul 23–25 | 45 mph | Tropical storm | 1005 mb | Veracruz |
| Harvey | Aug 2–8 | 65 mph | Tropical storm | 994 mb | – |
| Irene | Aug 4–18 | 105 mph | Category 2 | 970 mb | – |
| Ten | Aug 13–14 | 35 mph | Depression | 1008 mb | – |
| Jose | Aug 22–23 | 60 mph | Tropical storm | 998 mb | Veracruz |
| Katrina | Aug 23–30 | 175 mph | Category 5 | 902 mb | Florida, Louisiana |
| Lee | Aug 28 – Sep 2 | 40 mph | Tropical storm | 1006 mb | – |
| Maria | Sep 1–10 | 115 mph | Category 3 | 962 mb | – |
| Nate | Sep 5–10 | 90 mph | Category 1 | 979 mb | – |
| Ophelia | Sep 6–17 | 85 mph | Category 1 | 976 mb | Bahamas |
| Philippe | Sep 17–23 | 80 mph | Category 1 | 985 mb | – |
| Rita | Sep 18–26 | 180 mph | Category 5 | 895 mb | Louisiana |
| Nineteen | Sep 30 – Oct 2 | 35 mph | Depression | 1006 mb | – |
| Stan | Oct 1–5 | 80 mph | Category 1 | 977 mb | Quintana Roo, Veracruz |
| Storm 21 of 2005 | Oct 4–5 | 50 mph | Tropical storm | 997 mb | – |
| Tammy | Oct 5–6 | 50 mph | Tropical storm | 1001 mb | Florida |
| Twenty-Two | Oct 8–10 | 35 mph | Depression | 1008 mb | – |
| Vince | Oct 8–11 | 75 mph | Category 1 | 988 mb | Huelva |
| Wilma | Oct 15–25 | 185 mph | Category 5 | 882 mb | Quintana Roo, Florida |
| Alpha | Oct 22–24 | 50 mph | Tropical storm | 998 mb | Dominican Republic |
| Beta | Oct 26–31 | 115 mph | Category 3 | 962 mb | Nicaragua |
| Gamma | Nov 14–21 | 50 mph | Tropical storm | 1002 mb | – |
| Delta | Nov 22–28 | 70 mph | Tropical storm | 980 mb | – |
| Epsilon | Nov 29 – Dec 8 | 85 mph | Category 1 | 981 mb | – |
| Zeta | Dec 30 – Jan 6 | 65 mph | Tropical storm | 994 mb | – |
Against other Atlantic seasons
Accumulated cyclone energy of every season; the red bar is 2005.