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El Niño and La Niña
Latest status (June 2017)

Sea surface temperature over the eastern equatorial Pacific cooled in the past month or so, and was maintained at a normal level in mid-June. According to forecasts by a number of climate models around the world, the sea surface temperatures of the central and eastern equatorial Pacific are likely to be within the normal range in the coming months.

Sea surface temperature anomalies
(Source: National Oceanic and Atmospheric Administration, USA)

Figure 1    Sea surface temperature anomalies of 21 May – 17 June 2017 in degree Celsius.


1. The next update will be available in the latter half of July 2017.

Related links:
What are El Niño, La Niña, ENSO?
The impact of El Niño and La Niña on the climate of Hong Kong
Seasonal and annual rainfall charts
Blogs relating to El Niño/La Niña
References on El Niño and La Niña
Seasonal forecastAnnual outlookClimate change

For further information on this webpage, please contact Mr. F C Sham (tel:2926 3102,