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Pacifica Statistica180°The Pacific, one statistic at a time.

Reading no. 2025/305

WeatherDerived dataAnnual fixture: Opening of the South Pacific cyclone season

Named tropical systems over twelve months in the South Pacific

5named systems

South Pacific

FijiVanuatuNew CaledoniaTongaSamoa

Number of tropical systems given a name in the South Pacific basin over the twelve months ending on 31 October 2025, the eve of the season's opening.

The South Pacific basin counts 5 named tropical systems over the twelve months ending on 31 October 2025.

Observation

Method

NOAA IBTrACS archive, South Pacific basin: systems bearing a name and having at least one track point in the 365 days ending on 31 October 2025. Distinct names are counted.

Source

Nature

Derived data

Value derived from a source or from an exact calculation, using the method described.

Recurring annual series. This reading is published every year on this date.

Confidence

Medium

See also

2025/363 · 29 Dec3systemsTropical systems tracked over thirty days in the South Pacific2024/306 · 1 Nov8named systemsNamed tropical systems over twelve months in the South Pacific2026/278 · 5 Oct40.2pupils/teacherPupils per teacher in primary education, Pacific2026/271 · 28 Sep17.08t CO2eCO2 emissions per capita in the Pacific

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