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Weather Chit Chat Issue 101 - Climate Change (June 2026)

Weather Chit Chat
focus
New Milestones
climate change
partnership
hko updates
Annual rainfall in Hong Kong
Near normal
(between 2100 and 2700 mm)
Number of tropical cyclones
entering 500 km of Hong Kong
Near normal
(4 to 7)
Annual mean temperature in Hong Kong
Above normal

2026 Annual Weather Outlook

The Hong Kong Observatory has issued its annual outlook for 2026. It is expected that sea surface temperatures in the central and eastern equatorial Pacific Ocean will rise to normal to above-normal levels in spring, and the warming trend in the region will continue in the second half of the year, developing into an El Niño event. (More……)

Latest Developments in Global Climate Change

Latest Developments in Global Climate Change

According to the World Meteorological Organization’s “State of the Global Climate 2025” report, greenhouse gas concentrations have reached an all-time high. The atmospheric carbon dioxide concentration climbed to 423.9 ppm in 2024, surpassing the highest levels during the past 2 million years. (More……)