1966 season
Atlantic (17)
- Hurricane AlmaHurricane Category 3 · 115 mph · 3 landfalls · Jun 5–Jun 14
- Unnamed Tropical Storm, AL12 1966Tropical Storm · 45 mph · 2 landfalls · Jun 28–Jul 2
- Hurricane BeckyHurricane Category 1 · 85 mph · Jun 30–Jul 3
- Hurricane CeliaHurricane Category 1 · 75 mph · Jul 13–Jul 22
- Hurricane DorothyHurricane Category 1 · 85 mph · Jul 21–Jul 31
- Tropical Storm EllaTropical Storm · 45 mph · Jul 22–Jul 28
- Unnamed Tropical Depression, AL13 1966Tropical Depression · 30 mph · Jul 25–Jul 27
- Hurricane FaithHurricane Category 3 · 120 mph · Aug 21–Sep 13
- Tropical Storm GretaTropical Storm · 50 mph · Sep 1–Sep 7
- Tropical Storm HallieTropical Storm · 60 mph · Sep 20–Sep 21
- Hurricane InezHurricane Category 5 · 160 mph · 9 landfalls · Sep 21–Oct 11
- Tropical Storm JudithTropical Storm · 45 mph · 1 landfall · Sep 27–Sep 30
- Unnamed Tropical Depression, AL14 1966Tropical Depression · 35 mph · Sep 27–Sep 30
- Tropical Storm KendraTropical Storm · 40 mph · Oct 3–Oct 11
- Hurricane LoisHurricane Category 1 · 85 mph · Nov 4–Nov 14
- Unnamed Tropical Storm, AL16 1966Tropical Storm · 65 mph · Nov 13–Nov 19
- Unnamed Tropical Storm, AL17 1966Tropical Storm · 65 mph · Nov 19–Nov 26
Eastern Pacific (13)
- Hurricane AdeleHurricane Category 1 · 85 mph · Jun 20–Jun 24
- Hurricane BlancaHurricane Category 1 · 85 mph · Aug 3–Aug 12
- Hurricane ConnieHurricane Category 1 · 85 mph · Aug 8–Aug 17
- Hurricane DoloresHurricane Category 1 · 85 mph · Aug 16–Aug 25
- Hurricane EileenHurricane Category 1 · 85 mph · Aug 23–Aug 29
- Hurricane FrancescaHurricane Category 1 · 85 mph · Sep 6–Sep 16
- Tropical Storm GretchenTropical Storm · 50 mph · Sep 8–Sep 11
- Hurricane HelgaHurricane Category 1 · 85 mph · Sep 9–Sep 17
- Tropical Storm IoneTropical Storm · 50 mph · Sep 11–Sep 13
- Tropical Storm JoyceTropical Storm · 50 mph · Sep 15–Sep 20
- Tropical Storm KirstenTropical Storm · 50 mph · Sep 26–Sep 29
- Tropical Storm LorraineTropical Storm · 50 mph · Oct 4–Oct 5
- Tropical Storm MaggieTropical Storm · 50 mph · Oct 16–Oct 19