Cyclone Season Guide: Pacific & Indian Ocean Islands
Southern Hemisphere cyclone season: November – April, peak January – March
South of the equator, tropical cyclone season runs on the reverse schedule to Northern Hemisphere hurricanes and typhoons — roughly November through April, with the sharpest risk in the January–March stretch. This affects the South Pacific islands (Fiji and northern Australia) and, in a separate basin, the southwest Indian Ocean islands (Mauritius, and to a lesser extent Seychelles).
This reversed calendar is actually useful for trip planning: it means the Southern Hemisphere's cyclone-risk months line up with the Northern Hemisphere's winter, so travelers chasing sun in December–February should double-check cyclone outlooks rather than assuming "winter travel" is automatically calm.
Country-by-country risk
Sits mostly north of the main Indian Ocean cyclone belt, making it one of the safer bets in the region even Nov–Apr.
Month-by-month best time to visitTrue cyclones rarely reach New Zealand directly, though weakened ex-tropical systems occasionally bring heavy rain to the North Island.
Month-by-month best time to visitRisk is concentrated on the tropical north coast — southern Australia (Sydney, Melbourne, Adelaide) is essentially unaffected.
Month-by-month best time to visitThe island's main cyclone risk window — the May–October dry season is the safer, and more popular, time to visit.
Month-by-month best time to visitThe same Nov–Apr window that brings cyclone risk also brings the lush, green landscape Fiji is known for in photos.
Month-by-month best time to visitPlanning & safety tips
- 1Fiji and Mauritius both publish cyclone advisories well in advance — check the Fiji Meteorological Service or Mauritius Meteorological Services site before departure in peak months.
- 2Seychelles lies mostly north of the main Indian Ocean cyclone belt, making it a lower-risk alternative to Mauritius during the same calendar window.
- 3Northern Australia (Queensland, Northern Territory) carries real cyclone risk Nov–Apr; southern Australia and New Zealand are rarely affected beyond occasional heavy rain from weakening ex-tropical systems.
- 4Resort-heavy destinations like Fiji and Mauritius generally have well-rehearsed evacuation and shelter procedures — follow staff instructions rather than local news if a warning is issued.
- 5May–October is the reliable dry, cyclone-free season across this whole region — the trade-off is it's also peak price and crowd season.
Frequently asked questions
Why is cyclone season in the Southern Hemisphere different from hurricane season?
Tropical cyclones form when ocean temperatures peak in each hemisphere's respective summer. The Southern Hemisphere's summer runs November–April, so that's when Fiji, Mauritius and northern Australia see their cyclone risk — the reverse of the Northern Hemisphere's June–November hurricane and typhoon seasons.
Is Fiji safe to visit during cyclone season?
Most days during the November–April window pass without incident, and resorts are well-equipped to handle warnings when they occur. That said, the May–October dry season carries essentially no cyclone risk and is the more cautious choice if flexibility matters more than off-peak pricing.
Does Bali get cyclones?
Rarely — Bali sits close enough to the equator that tropical cyclones seldom form or strengthen nearby. Its main seasonal factor is the Nov–Mar wet season (heavy rain), covered in the Southeast Asia Monsoon Season guide, not cyclone risk.
Is Mauritius or Seychelles safer during cyclone season?
Seychelles carries meaningfully lower cyclone risk — it sits largely north of the main storm belt that affects Mauritius and Madagascar, so it's a reasonable alternative if visiting the southwest Indian Ocean between November and April.