All seasons · Eastern and Central Pacific
2017 Pacific hurricane season
The 2017 Pacific season has 20 storms in the best-track record; 18 reached tropical-storm strength and 9 became hurricanes, 4 of them major. Its accumulated cyclone energy of 100.7 is the 36th-highest of the 77 seasons in the eastern and central Pacific record since 1949. Fernanda was the strongest, peaking at 145 mph as a Category 4 hurricane. Landfall records exist for 4 of its storms, in El Salvador, Guerrero and Oaxaca. The first record is dated May 9, the last October 28.
Storm by storm
More storms formed in July than in any other month of 2017: 6 of 20. Fernanda both lasted longest, 10.8 days as a tropical or subtropical system, and contributed the most energy, 28% of the season's ACE. Strongest landfall of each storm: Beatriz reached Oaxaca as a tropical storm on June 2; Calvin reached Oaxaca as a tropical storm on June 13; Max reached Guerrero as a Category 1 hurricane on September 14; Selma reached El Salvador as a tropical storm on October 28.
| Storm | Dates | Peak | Strength | Lowest | Landfalls |
|---|---|---|---|---|---|
| Adrian | May 9–10 | 45 mph | Tropical storm | 1004 mb | – |
| Beatriz | May 31 – Jun 2 | 45 mph | Tropical storm | 1001 mb | Oaxaca |
| Calvin | Jun 11–13 | 45 mph | Tropical storm | 1004 mb | Oaxaca |
| Dora | Jun 24–28 | 105 mph | Category 2 | 974 mb | – |
| Eugene | Jul 7–12 | 115 mph | Category 3 | 966 mb | – |
| Fernanda | Jul 11–22 | 145 mph | Category 4 | 948 mb | – |
| Eight | Jul 17–20 | 35 mph | Depression | 1007 mb | – |
| Greg | Jul 17–26 | 60 mph | Tropical storm | 1000 mb | – |
| Hilary | Jul 21–30 | 110 mph | Category 2 | 969 mb | – |
| Irwin | Jul 22 – Aug 1 | 90 mph | Category 1 | 979 mb | – |
| Eleven | Aug 4–5 | 35 mph | Depression | 1006 mb | – |
| Jova | Aug 11–13 | 40 mph | Tropical storm | 1003 mb | – |
| Kenneth | Aug 18–23 | 130 mph | Category 4 | 951 mb | – |
| Lidia | Aug 30 – Sep 3 | 65 mph | Tropical storm | 986 mb | – |
| Otis | Sep 11–19 | 115 mph | Category 3 | 965 mb | – |
| Max | Sep 13–15 | 90 mph | Category 1 | 980 mb | Guerrero |
| Norma | Sep 14–19 | 75 mph | Category 1 | 985 mb | – |
| Pilar | Sep 23–25 | 50 mph | Tropical storm | 1000 mb | – |
| Ramon | Oct 3–4 | 45 mph | Tropical storm | 1002 mb | – |
| Selma | Oct 27–28 | 40 mph | Tropical storm | 1004 mb | El Salvador |
Against other Pacific seasons
Accumulated cyclone energy of every season; the red bar is 2017.