All seasons · Atlantic
2015 Atlantic hurricane season
The 2015 Atlantic season has 12 storms in the best-track record; 11 reached tropical-storm strength and 4 became hurricanes, 2 of them major. Its accumulated cyclone energy of 61.7 is the 63rd-lowest of the 175 seasons in the Atlantic record since 1851. Joaquin was the strongest, peaking at 155 mph as a Category 4 hurricane. Landfall records exist for 3 of its storms, in South Carolina, Texas and the Bahamas. The first record is dated May 8, the last November 11.
Storm by storm
More storms formed in September than in any other month of 2015: 5 of 12. Joaquin both lasted longest, 9.8 days as a tropical or subtropical system, and contributed the most energy, 47% of the season's ACE. Strongest landfall of each storm: Ana reached South Carolina as a tropical storm on May 10; Bill reached Texas as a tropical storm on June 16; Joaquin reached the Bahamas as a Category 4 hurricane on October 1.
| Storm | Dates | Peak | Strength | Lowest | Landfalls |
|---|---|---|---|---|---|
| Ana | May 8–11 | 60 mph | Tropical storm | 998 mb | South Carolina |
| Bill | Jun 16–18 | 60 mph | Tropical storm | 997 mb | Texas |
| Claudette | Jul 13–14 | 50 mph | Tropical storm | 1003 mb | – |
| Danny | Aug 18–24 | 125 mph | Category 3 | 960 mb | – |
| Erika | Aug 24–28 | 50 mph | Tropical storm | 1001 mb | – |
| Fred | Aug 30 – Sep 6 | 85 mph | Category 1 | 986 mb | – |
| Grace | Sep 5–9 | 60 mph | Tropical storm | 1000 mb | – |
| Henri | Sep 8–11 | 50 mph | Tropical storm | 1003 mb | – |
| Nine | Sep 16–19 | 35 mph | Depression | 1006 mb | – |
| Ida | Sep 18–27 | 50 mph | Tropical storm | 1001 mb | – |
| Joaquin | Sep 28 – Oct 7 | 155 mph | Category 4 | 931 mb | Bahamas |
| Kate | Nov 8–11 | 85 mph | Category 1 | 980 mb | – |
Against other Atlantic seasons
Accumulated cyclone energy of every season; the red bar is 2015.