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    The impact of El Niño and La Niña on Hong Kong rainfall

    El Niño and La Niña

    Seasonal and annual rainfall charts

    Spring - El Niño brings generally more rainfall to Hong Kong compared to the ENSO-neutral state.


    Spring (March-May) rainfall of Hong Kong, 1950-2015


    Summer - On average, rainfall recorded in Hong Kong during El Niño is slightly less than that under the ENSO-neutral state. However, the difference is not statistically significant.


    Summer (June-August) rainfall of Hong Kong, 1950-2015

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    Autumn - On average, rainfall recorded in Hong Kong during El Niño is comparable to that under the ENSO-neutral state. The difference is not statistically significant.


    Autumn (September-November) rainfall of Hong Kong, 1950-2015

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    Winter - El Niño brings generally more rainfall to Hong Kong compared to the ENSO-neutral state.


    Winter (December-February) rainfall of Hong Kong, 1950-2015

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    Annual


    Annual rainfall of Hong Kong

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    Note:
    1. The ENSO-neutral state refers to the situation with neither an El Niño nor a La Niña in place.
    2. The annual rainfall chart is synthesized from the seasonal charts.


    Related links:
    What are El Niño, La Niña, ENSO?
    Latest status of El Niño and La Niña
    The impact of El Niño and La Niña on the climate of Hong Kong
    Blogs relating to El Niño/La Niña
    References on El Niño and La Niña
    | Seasonal forecast | Annual outlook | Climate change | 


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