The 1975 hurricane season

Every storm track on one map · Atlantic & Pacific · 38 systems

Atlantic storms
12
7 hurricanes · 4 major
Atlantic ACE
84
1991–2020 avg ≈ 123
Strongest
150 mph
Gladys
Landfalling
4
Atlantic storms
Pacific storms
17
9 hurricanes · 4 major
Pacific strongest
138 mph
Denise

TD TS Cat 1 2 3 4 5 · hover a track to highlight it, click to open the storm’s own page with an animated replay.

01 · Summary

How the 1975 season went

The 1975 Atlantic season produced 12 tropical storms, 7 hurricanes and 4 major hurricanes (Cat 3+), with an accumulated cyclone energy (ACE) of 84. The strongest was Hurricane Gladys at 150 mph / 939 mb. 4 storms made landfall.

The 1975 Eastern Pacific season (Eastern and Central Pacific) produced 17 tropical storms, 9 hurricanes and 4 major hurricanes (Cat 3+), with an accumulated cyclone energy (ACE) of 113. The strongest was Hurricane Denise at 138 mph. 0 storms made landfall.

02 · Timeline

Storm by storm, month by month

JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECUnnamed storm #24 — January 4–9, 1975Unnamed storm #24 TSHurricane Agatha — June 2–5, 1975Agatha Cat 1Hurricane Amy — June 27 – July 4, 1975Amy Cat 1Tropical Storm Bridget — June 28 – July 3, 1975Bridget TSHurricane Carlotta — July 2–11, 1975Carlotta Cat 3Unnamed storm #3 — July 4–5, 1975Unnamed storm #3 TDHurricane Denise — July 5–15, 1975Denise Cat 4Tropical Storm Eleanor — July 10–12, 1975Eleanor TSHurricane Blanche — July 24–29, 1975Blanche Cat 1Unnamed storm #5 — July 25–27, 1975Unnamed storm #5 TSTropical Storm Francene — July 27–30, 1975Francene TSUnnamed storm #6 — July 29 – August 1, 1975Unnamed storm #6 TDTropical Storm Georgette — August 11–14, 1975Georgette TSTropical Storm Hilary — August 13–17, 1975Hilary TSHurricane Ilsa — August 18–26, 1975Ilsa Cat 2Hurricane Jewel — August 24–31, 1975Jewel Cat 1Hurricane Caroline — August 24 – September 2, 1975Caroline Cat 3Hurricane Doris — August 28 – September 5, 1975Doris Cat 3Hurricane Katrina — August 29 – September 7, 1975Katrina Cat 41975 Pacific Northwest Hurricane — August 31 – September 5, 19751975 Pacific Northwest Hurricane Cat 1Unnamed storm #10 — September 3–6, 1975Unnamed storm #10 TDUnnamed storm #9 — September 4–8, 1975Unnamed storm #9 TDUnnamed storm #11 — September 6–8, 1975Unnamed storm #11 TDHurricane Eloise — September 13–24, 1975Eloise Cat 3Hurricane Lily — September 16–22, 1975Lily Cat 1Hurricane Faye — September 18–29, 1975Faye Cat 1Hurricane Gladys — September 22 – October 3, 1975Gladys Cat 4Unnamed storm #16 — September 25–29, 1975Unnamed storm #16 TDTropical Storm Monica — September 28 – October 2, 1975Monica TSTropical Storm Nanette — September 28 – October 4, 1975Nanette TS1975 Porbandar cyclone — October 15–17, 19751975 Porbandar cyclone TDHurricane Olivia — October 22–25, 1975Olivia Cat 3Tropical Storm Hallie — October 23–27, 1975Hallie TSUnnamed storm #20 — October 28–30, 1975Unnamed storm #20 TDTropical Storm Priscilla — November 2–7, 1975Priscilla TSUnnamed storm #21 — November 9–12, 1975Unnamed storm #21 TSUnnamed storm #22 — November 29–30, 1975Unnamed storm #22 TDUnnamed storm #23 — December 5–12, 1975Unnamed storm #23 TS

Each bar is one storm’s life, colored by its strength at that moment (faded = post-tropical). Click a bar to open the storm.

03 · Atlantic

Atlantic storms of 1975

StormDatesPeakPressureLandfallACE
Unnamed storm #24Jan 4 – Jan 9TS 63 mph1001 mb—2.8
Hurricane AmyJun 27 – Jul 4Cat 1 81 mph981 mb—8.2
Unnamed storm #3Jul 4 – Jul 5TD 35 mph1012 mb—0.0
Hurricane BlancheJul 24 – Jul 29Cat 1 81 mph981 mbNova Scotia, Canada4.5
Unnamed storm #5Jul 25 – Jul 27TS 46 mph1000 mbyes0.6
Unnamed storm #6Jul 29 – Aug 1TD 35 mph1009 mb—0.0
Hurricane CarolineAug 24 – Sep 2Cat 3 115 mph961 mbTamaulipas, Mexico5.5
Hurricane DorisAug 28 – Sep 5Cat 3 115 mph945 mb—14.3
Unnamed storm #10Sep 3 – Sep 6TD 35 mph——0.0
Unnamed storm #9Sep 4 – Sep 8TD 35 mph——0.0
Unnamed storm #11Sep 6 – Sep 8TD 29 mph1008 mb—0.0
Hurricane EloiseSep 13 – Sep 24Cat 3 127 mph950 mbFlorida, Dominican Republic, Quintana Roo, Mexico10.1
Hurricane FayeSep 18 – Sep 29Cat 1 92 mph977 mb—10.4
Hurricane GladysSep 22 – Oct 3Cat 4 150 mph939 mb—22.8
Unnamed storm #16Sep 25 – Sep 29TD 29 mph1010 mb—0.0
1975 Porbandar cycloneOct 15 – Oct 17TD 35 mph1002 mb—0.0
Tropical Storm HallieOct 23 – Oct 27TS 52 mph1002 mb—0.9
Unnamed storm #20Oct 28 – Oct 30TD 35 mph1004 mb—0.0
Unnamed storm #21Nov 9 – Nov 12TS 40 mph1004 mb—0.6
Unnamed storm #22Nov 29 – Nov 30TD 35 mph1003 mb—0.0
Unnamed storm #23Dec 5 – Dec 12TS 69 mph985 mb—3.3

04 · Pacific

Eastern & Central Pacific storms of 1975

StormDatesPeakPressureLandfallACE
Hurricane AgathaJun 2 – Jun 5Cat 1 81 mph1005 mb—2.4
Tropical Storm BridgetJun 28 – Jul 3TS 63 mph——3.1
Hurricane CarlottaJul 2 – Jul 11Cat 3 127 mph——17.1
Hurricane DeniseJul 5 – Jul 15Cat 4 138 mph——19.6
Tropical Storm EleanorJul 10 – Jul 12TS 40 mph——0.7
Tropical Storm FranceneJul 27 – Jul 30TS 52 mph——0.9
Tropical Storm GeorgetteAug 11 – Aug 14TS 46 mph——0.8
Tropical Storm HilaryAug 13 – Aug 17TS 58 mph——2.5
Hurricane IlsaAug 18 – Aug 26Cat 2 104 mph——16.7
Hurricane JewelAug 24 – Aug 31Cat 1 75 mph——5.2
Hurricane KatrinaAug 29 – Sep 7Cat 4 132 mph——20.1
1975 Pacific Northwest HurricaneAug 31 – Sep 5Cat 1 75 mph990 mb—3.3
Hurricane LilySep 16 – Sep 22Cat 1 86 mph——6.8
Tropical Storm MonicaSep 28 – Oct 2TS 52 mph——1.2
Tropical Storm NanetteSep 28 – Oct 4TS 52 mph——2.8
Hurricane OliviaOct 22 – Oct 25Cat 3 115 mph——6.8
Tropical Storm PriscillaNov 2 – Nov 7TS 63 mph——2.5
← Previous season1974Next season →1976

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