Jump to Navigation
Skip to main content
NIWA
Menu
Main navigation
Science
Aquaculture
Atmosphere
Climate
Coasts and Estuaries
Environmental Information
Fisheries
Freshwater
Natural Hazards
Oceans
Vessels
Pacific Rim
Te Kūwaha
Antarctica
Services
Online services
Weather and climate forecasting
Climate change adaptation
Instruments
Primary sector
High Performance Computing Facility
Software tools
Stable Isotope Analytical Facility
Vessels
Air quality monitoring with low-cost sensors
News & publications
Media centre
News
Publications
Photo gallery
Library
Videos
Blogs
Value of Crown Research Institutes
Education & training
Educational Resources
Internships
Science and Technology Fairs
Te Kūwaha Graduate Programme
Te Piko o te Māhuri
Tertiary institutions we work with
Post-Doctoral Fellowships
Scholarships
Training courses
Other training courses NIWA can offer
About us
Our company
Our mission
Our people
Statement of Core Purpose
Statement of Corporate Intent
Our partners & funders
Annual reports
Careers at NIWA
Organisational sustainability charter
NIWA and Kia Toipoto – Closing Gender and Ethnic Pay Gaps
Working with Animals at NIWA
Contact us
Auckland - Head Office
Bream Bay
Christchurch
Dunedin
Greymouth
Hamilton
Lauder
Napier
Nelson
Rotorua
Twizel
Wellington
Whanganui
Careers
Enter your keywords
cyclones_575_0.jpg
Average annual number of Tropical Cyclones, neutral-ENSO periods, from 1969–70 to 2007–08
