Climate

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Some of the most striking images of lockdown around the world have been the blue skies of cities ordinarily choking in smog. From New Delhi to Los Angeles, Beijing to Paris, the changes were so remarkable they were visible from space.
Coronavirus border restrictions mean six NIWA staff face four straight months at sea in a bid to keep an international ocean research project afloat.
Among the multitude of New Zealand climate statistics there is one record that continues to be broken month after month.
Scientists analysing end-of-summer snowline survey photos have estimated that 13 million cubic meters of ice have been lost from just one glacier from 2016 to 2019.

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NIWA is leading a New Zealand partnership to map the South and West Pacific Ocean's seabed as part of a worldwide initiative to map the entire globe’s seafloor.
Does climate change affect the position of the Subtropical Front around New Zealand? This has important consequences for New Zealand's climate and biological productivity.

Latest videos

Glacier melt: A Time Capsule

Since 2016 enough ice has melted from the South Island’s Brewster Glacier to meet the drinking water needs of all New Zealanders for three years.

2019 New Zealand Climate Summary
NIWA climate scientist Nava Fedaeff presents the NIWA annual climate summary for New Zealand 2019.
Annual Climate Summary for 2018

New Zealand’s equal-2nd warmest year on record. Annual temperatures were above average across the majority of New Zealand, including much of the North Island as well as the western and southern South Island. See complete 2018 Annual Climate Summary details.

Glacier melt: A Time Capsule

Since 2016 enough ice has melted from the South Island’s Brewster Glacier to meet the drinking water needs of all New Zealanders for three years.

Very wet in Northland, dry for many remaining areas
Weather tells you what to wear each day, while climate tells you what types of clothes to have in your closet.
During July, the NINO3.4 Index anomaly (in the central Pacific) was +0.04˚C. The NINO 1+2 Index (eastern Pacific) was 0.72 C, decreasing from 0.57 C in June.
During periods of northeasterly winds, the threat for sub-tropical low pressure systems capable of producing heavy rainfall, similar to those experienced in late June and mid-July, is elevated, particularly in the north and east of the North Island.
Some of the most striking images of lockdown around the world have been the blue skies of cities ordinarily choking in smog. From New Delhi to Los Angeles, Beijing to Paris, the changes were so remarkable they were visible from space.
New Zealand’s climate can be defined as ‘temperate’. However, every so often we experience extremes.
Coronavirus border restrictions mean six NIWA staff face four straight months at sea in a bid to keep an international ocean research project afloat.
This lesson will explore the use of Māori environmental indicators [tohu] to anticipate local weather and climate conditions.
Once in a while the weather becomes much more dangerous – what meteorologists call extreme weather.
When we talk about the future, we often talk about climate change.
The climate of New Zealand is incredibly varied for a country of its size.
Have you ever wondered what makes the climate during one season more extreme than another?
Forecasting future weather starts by knowing what the weather is doing right now – everywhere in the world!
Sometimes wind can feel like a bit of a mystery because we can feel it, but not see it.
During June, the NINO3.4 Index anomaly (in the central Pacific) was 0.12˚C. Upper oceanic heat content decreased notably across the east central equatorial Pacific.
Warm start to winter for much of the country
Among the multitude of New Zealand climate statistics there is one record that continues to be broken month after month.
Rainfall is about equally likely to be near normal or below normal in the west of the South Island, about equally likely to be near normal or above normal in the east of the North Island, and most likely to be near normal in all other regions.
Scientists analysing end-of-summer snowline survey photos have estimated that 13 million cubic meters of ice have been lost from just one glacier from 2016 to 2019.
Is today sunny, cloudy, windy, rainy, or stormy? All of those things are part of the weather...
Developed for teachers, these lessons offer intermediate age students an engaging and interactive way to learn about Aotearoa’s wild and mild weather and climate patterns.
Warm and dry for the middle to lower South Island
A dry autumn for most areas of the country.
During May the NINO3.4 Index anomaly (in the central Pacific) for May was +0.01˚C, with upper oceanic heat content continuing to decrease across the equatorial Pacific.

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