All seasons · Atlantic
1963 Atlantic hurricane season
The 1963 Atlantic season has 10 storms in the best-track record; 10 reached tropical-storm strength and 7 became hurricanes, 3 of them major. Its accumulated cyclone energy of 112.1 is the 49th-highest of the 175 seasons in the Atlantic record since 1851. Flora was the strongest, peaking at 150 mph as a Category 4 hurricane. Landfall records exist for 7 of its storms, in Antigua and Barbuda, Bermuda, Cuba, the Dominican Republic, Haiti, North Carolina, Nova Scotia, Saint Lucia, Texas, Trinidad and Tobago and the Turks and Caicos Islands. The first record is dated June 1, the last October 30.
Storm by storm
More storms formed in September than in any other month of 1963: 5 of 10. Flora both lasted longest, 13.2 days as a tropical or subtropical system, and contributed the most energy, 36% of the season's ACE. Strongest landfall of each storm: Storm 10 of 1963 reached North Carolina as a tropical storm on June 3; Arlene reached Bermuda as a Category 2 hurricane on August 9; Cindy reached Texas as a tropical storm on September 17; Edith reached Saint Lucia as a Category 2 hurricane on September 25; Flora reached Haiti as a Category 4 hurricane on October 4; Ginny reached Nova Scotia as a Category 2 hurricane on October 29; Helena reached Antigua and Barbuda as a tropical storm on October 28.
| Storm | Dates | Peak | Strength | Lowest | Landfalls |
|---|---|---|---|---|---|
| Storm 10 of 1963 | Jun 1–4 | 60 mph | Tropical storm | 1000 mb | North Carolina |
| Arlene | Jul 31 – Aug 11 | 115 mph | Category 3 | 969 mb | Bermuda |
| Beulah | Aug 20–27 | 120 mph | Category 3 | 958 mb | – |
| Storm 3 of 1963 | Sep 9–14 | 80 mph | Category 1 | 990 mb | – |
| Cindy | Sep 16–20 | 65 mph | Tropical storm | 996 mb | Texas |
| Debra | Sep 19–24 | 75 mph | Category 1 | 999 mb | – |
| Edith | Sep 23–29 | 100 mph | Category 2 | 990 mb | Saint Lucia, Dominican Republic, Turks and Caicos Islands |
| Flora | Sep 28 – Oct 11 | 150 mph | Category 4 | 933 mb | Trinidad and Tobago, Haiti, Cuba |
| Ginny | Oct 17–29 | 110 mph | Category 2 | 948 mb | Nova Scotia |
| Helena | Oct 25–30 | 50 mph | Tropical storm | 1002 mb | Antigua and Barbuda |
Against other Atlantic seasons
Accumulated cyclone energy of every season; the red bar is 1963.