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

Monthly

Monthly climate summaries from December 2001 to the present.

Monthly climate summaries from December 2001 to the present.

Issues

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    Climate Summary for June 2025

    A mild start to winter, wet for many parts of the country.
  • Climate Summary for May 2025

    Warm for most of the country, varied rainfall patterns.
  • Climate Summary for April 2025

    A very warm month, wet for northern parts of both islands
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    Climate Summary for March 2025

    Dry for most, warm for the South Island
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    Climate Summary for February 2025

    A warm and dry month for most regions
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    Climate Summary for January 2025

    Cold and dry for many parts of the country
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    Climate Summary for December 2024

    New Zealand’s 5th-warmest December on record
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    Climate Summary for November 2024

    Dry and warm for most of the country
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    Climate Summary for October 2024

    A mild month overall, very wet for much of the South Island
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    Climate Summary for September 2024

    Warm and dry for northern and eastern parts of both Islands
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    Climate Summary for August 2024

    A warm month, wet for western and central parts
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    Climate Summary for July 2024

    Mild and dry for much of the country
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    Climate Summary for June 2024

    Warm and dry for many, wet for some northern and eastern parts of both islands
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    Climate Summary for May 2024

    Cold and dry for much of the country
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    Climate Summary for April 2024

    Dry in eastern New Zealand, wetter in the west of both islands
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    Climate Summary for March 2024

    New Zealand’s coldest March in 12 years
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    Climate Summary for February 2024

    A dry month for many regions
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    Climate Summary for January 2024

    Warm and dry for many parts of the country
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    Climate Summary for December 2023

    A warm month with variable rainfall patterns
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    Climate Summary for November 2023

    Dry and mild for most, wet for Gisborne and Hawke’s Bay
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    Climate Summary for October 2023

    A month of large temperature swings; very wet in Northland.
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    Climate Summary for September 2023

    New Zealand’s warmest September on record
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    Climate Summary for August 2023

    New Zealand’s coldest August in seven years
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    Climate Summary for July 2023

    New Zealand’s 4th-warmest July on record.