On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

Climate & Weather

Understanding our variable and changing climate is critical for managing resources and reducing risks.

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    Using trigonometric functions to model climate

    Education Resource
    Your task is to create a model of the data to predict the times during the year that a location would be pleasant to visit
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    Bay of Plenty

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    Resources

    Understanding climate and climate change.
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    Map Scott

    Education Resource
    Scott Base, Antarctica Antarctica is the coldest, windiest and driest continent.
  • NZ temperature record

    Research Project
    There are many lines of evidence showing that NZ has warmed during the past century.
  • Southwest Pacific climate

    Our southwest Pacific research focuses on recent and historic climate and weather activity, including our involvement in ACRE Pacific data rescue.
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    Mean daily global radiation (Mj/sq m)

    These datasets are available in a range of formats.
  • Services

    How can we help you?
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    Map South

    Education Resource
    Most of this climate zone is characterised by cool coastal breezes, and absence of shelter from the unsettled weather that moves over the sea from the south and southwest.
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    How deep is the snow at your place?

    Measurements of snowfall at low elevations around New Zealand are few and far between, and yet the data would be really helpful in understanding how snowfall occurs and quantifying snow-related risks.
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    NIWA staff profile: Nava Fedaeff

    Feature story
    At the age of seven, NIWA’s youngest climate scientist, Nava Fedaeff, swapped sub-arctic Siberia for balmy Auckland – and her first job was to learn to swim.