Tropical cyclone frequency
Why does Earth have as many tropical cyclones as it does?
Summary
Around 80 to 90 named tropical cyclones form worldwide each year; what sets that number is not understood.
Source
Open, as listed by Wikipedia · Unsolved problems in geoscience. Checked 29 Sep 2026.
The status is the source’s. Papex does not decide whether a problem is solved.
Records on this problem
No public record addresses this problem yet.