Timeline of the 2023 Pacific hurricane season

These dates, adopted by convention, historically describe the period in each year when most tropical cyclogenesis occurs in these regions of the Pacific.

This timeline documents tropical cyclone formations, strengthening, weakening, landfalls, extratropical transitions, and dissipations during the season.

Time zones utilized (east to west) are: Central, Mountain, Pacific and Hawaii.

In this timeline, all information is listed by UTC first, with the respective regional time zone included in parentheses.

Additionally, figures for maximum sustained winds and position estimates are rounded to the nearest 5 units (knots, miles, or kilometers), following National Hurricane Center practice.

A photograph of Hurricane Adrian and Tropical Storm Beatriz off the Pacific coast of Mexico on June 29, 2023.
Satellite image of Hurricane Adrian (left) and Tropical Storm Beatriz (right) off the southwestern coast of Mexico on June 29
A photograph of Hurricane Calvin at peak intensity as a Category 3 hurricane on July 14, 2023.
Satellite image of Hurricane Calvin at peak intensity on July 14
A photograph of Hurricane Dora at peak intensity as a strong Category 4 hurricane over the eastern Pacific Ocean on August 6, 2023.
Satellite image of Hurricane Dora at peak intensity early on August 6
A photograph of Hurricane Hilary off the western shores of Mexico as a Category 4 hurricane on August 18, 2023.
Satellite image of Hurricane Hilary at Category 4 strength while paralleling the coast of Mexico on August 18
A photograph of Hurricane Jova as a Category 5 hurricane over the eastern Pacific Ocean on September 7, 2023.
Satellite image of Hurricane Jova at peak intensity early on September 7
A photograph of Hurricane Lidia approaching the Pacific coast of central Mexico as a major hurricane on October 10, 2024.
Satellite image of Hurricane Lidia shortly before landfall in Jalisco on October 10
An animation of Hurricane Otis making landfall near Acapulco on October 25, 2024.
Enhanced infrared imagery of Hurricane Otis making landfall near Acapulco on October 25