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National and regional climate maps
Research ProjectMaps of average annual rainfall, temperature and other climate variables have been produced for all of New Zealand, based on the period 1981–2010. -
The impact of El Niño and La Niña on New Zealand's climate
El Niño accounts for less than 25 percent of the year-to year variance in seasonal rainfall and temperature at most locations in New Zealand. -
Environmental monitoring
NIWA collects a vast range of environmental information about New Zealand’s environment from the sky to the seafloor. -
Map Sw North
Education ResourceBecause of its exposure to disturbed weather systems from the Tasman Sea, this climate zone is often quite windy, but has few climate extremes. -
Regional climatologies
A regional climatology is a summary of the typical weather and climate of a region, based on historical data observations made at climate stations located within the region. -
Climate and weather
Information about climate and weather and links to climate-related websites. -
Climate Change Vulnerability Assessment (CCVA)
ServiceTo prepare for changes in climate, our freshwater and oceans decision-makers need information on species vulnerability to climate change. -
Climate summaries
Education ResourceIn this climate education resource, you can download this climate summary in a range of formats. -
El Niño maps and charts
View a collection of maps showing the impact of past El Niño and La Niña events. -
Obtaining climate data from NIWA
NIWA maintains the national climate database for New Zealand, and can supply data in a variety of ways.