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Hong Kong Observatory

(天文台)

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Hong Kong Observatory
天文台
The latest news, analysis and opinion on Hong Kong Observatory. In-depth analysis, industry insights and expert opinion.
The warning means heavy rain exceeding 30mm has fallen or is expected to fall in an hour and is likely to continue. Photo: Eugene Lee
Hong Kong weather

Hong Kong issues amber rainstorm warning amid Ching Ming Festival

Observatory warns of flooding in low-lying and poorly drained areas, and that heavy rain may lead to flash floods.

Hong Kong weather

Hong Kong set for thunderstorms and showers on Saturday, Observatory says

Hong Kong weather

Thundery showers in Hong Kong expected in several hours

Climate change

Editorial | Community preparation is key as Hong Kong braces for extreme weather

As the city explores green infrastructure and AI forecasting as mitigation solutions, residents must also take up the mantle of safety.

People brave the rain at Wan Chai promenade while a black rainstorm warning is issued by the Hong Kong Observatory on August 14, 2025. Photo: Nora Tam
Hong Kong weather

Hong Kong expected to face 4 to 7 typhoons in 2026

Observatory director Chan Pak-wai says city will also be hotter than average in 2026 due to El Nino weather phenomenon.

Hong Kong weather

Damp days ahead in Hong Kong, with 95% humidity expected in midweek

Observatory says temperatures will reach 26 degrees Celsius in the middle of the week, with moisture from a seasonal coastal mist.

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Hong Kong weather

Rainy Tuesday expected in Hong Kong, with temperatures dipping to 16 degrees

Cold front forecast to move over inland Guangdong towards coast, but weather in the city will be sunnier later in the week, Observatory says.

People in Mong Kok navigating the rainy weather in March 2025. Photo: Dickson Lee
Hong Kong weather

Gloomy weekend forecast for Hong Kong, with showers from Saturday

Rain expected on Saturday, accompanied by stronger winds from the east due to a broad low-pressure trough, Observatory says.

Hong Kong society

‘Blood moon’ lunar eclipse expected on March 3 in Hong Kong

Lunar eclipse will begin before moonrise, at 6.22pm that day, when part of the moon starts to enter Earth’s shadow, and end at 10.25pm.

Hong Kong weather

Hong Kong Observatory detects tremors felt by residents

Forecaster announced at 2.34pm that its seismic network picked up tremors after receiving over 100 reports from residents.

The forecaster announced at 2.34pm that tremors had been detected by its seismic network. Photo: Getty Images
Hong Kong weather

Temperatures on Lantau, in rural areas to go as low as 8 degrees on Sunday morning

Observatory also says residents can expect one or two patches of light rain on Sunday at first, before things become drier with sunny spells.

People wrap up warm earlier in the year. Photo: Sam Tsang
Hong Kong weather

12 degrees Celsius in Hong Kong on Sunday but warmer days expected in week ahead

With northeast monsoon replaced by easterly wind in middle of the week, mercury expected to rise to 24 degrees on Friday, Observatory says.

Hong Kong weather

Hongkongers should brace for chilly Sunday as temperatures dip to 13 degrees

Forecaster says Guangdong coast to become ‘appreciably cooler’ in next couple of days under influence of northeast monsoon.

From our archives

In pictures: Hong Kong’s coldest days from the 1970s to 2010s

It doesn’t happen often, but Hong Kong occasionally experiences frost and ice during cold snaps, as these images from our archives capture.

Visitors bundled up against the cold to see the frost on Tai Mo Shan, where the temperature fell to minus three degrees Celsius in December 1975. Photo: SCMP Archives
Hong Kong weather

Hong Kong cold spell to hit 11-degree low, feel chillier due to higher humidity

Observatory also says mercury will drop to about 16 degrees in urban areas on Tuesday evening as part of second cold spell to hit this year.

The weather in Hong Kong is expected to feel colder than recorded temperatures this week due to higher humidity. Photo: Sam Tsang
Hong Kong weather

Temperatures in Hong Kong expected to drop to 11 degrees Celsius on Thursday

Winter monsoon expected to start affecting southern China on Tuesday, with stronger winds and cooler nights in Hong Kong.

Hong Kong weather

Hong Kong temperatures to fall to 12 degrees next week as winter monsoon arrives

Forecaster says intense winter monsoon expected to reach southern China next Tuesday, adding temperatures will drop appreciably over region.

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Hong Kong environmental issues

Hong Kong’s humidity reaches lowest level recorded for single day in January

Under the influence of a winter monsoon, the relative humidity plunged to 17 per cent at 4pm on Thursday.

Hongkongers look for warm clothing to counter the cold weather. Photo: Eugene Lee
Hong Kong weather

Hong Kong issues cold weather warning as temperatures set to dip to 11 degrees

Observatory also says cold weather will last for a few days as it issued its second warning of 2026.

Hong Kong weather

Temperatures in Hong Kong to dip to 12 degrees as northeasterly monsoon arrives

Hong Kong Observatory forecasts very dry weather and sharp temperature drop midweek.

Hong Kong weather

Hong Kong wakes up to coldest morning so far this winter at 12.9 degrees

‘Temperatures over many areas fell to 12 degrees or below this morning, four to five degrees lower than those of Thursday,’ Observatory says.

Hong Kong on Friday experienced its coldest morning so far this winter. Photo: Jonathan Wong
Hong Kong society

650 Hongkongers on Taiwan group tours confirmed safe after ‘terrifying’ quake

Earthquake occurred at 11.05pm in Taiwan, with epicentre located about 70km southeast of Taipei and at focal depth of 60km, Observatory says.

The earthquake occurred at 11.05pm in Taiwan. Photo: Handout
Hong Kong weather

Chill to deepen on Boxing Day as Hongkongers wake up to cold Christmas

Temperatures on Friday morning will be around 13 degrees in urban areas and generally cold across the New Territories, forecaster says.

Hong Kong weather

Cool Christmas break for Hong Kong as temperatures to reach as low as 14 degrees

‘The weather will be cloudier over the region with temperatures falling progressively during the Christmas holiday,’ Observatory says.

Hong Kong weather

Chilly weekend ahead for Hong Kong as temperatures set to hit 15 degrees

Cold front expected to move across Guangdong’s coast from Saturday, bringing strong winds, few rain patches and significant drop in temperatures.

A cold front is expected to begin affecting Hong Kong on Saturday. Photo: Karma Lo
Hong Kong society

Letters | A kinder, gentler Hong Kong forged in shared pain

Readers praise Hongkongers’ empathetic response to the Tai Po fire tragedy, clarify the workings of the Observatory’s chatbot, and call on Hong Kong to consider a social media ban for adolescents.

Volunteers organise aid distribution for residents affected by the Tai Po apartment fire in Hong Kong on November 28. Photo: EPA
United States

Letters | US lawmakers are finally putting a check on the executive branch

Readers discuss the signs of recovery in the US system of checks and balances, how to better leverage Hong Kong Observatory’s resources, and appreciation for the city’s emergency response.

Hong Kong weather

Hong Kong registers low of 13.2 degrees Celsius, coldest so far this autumn

The Observatory attributes cooler weather to ‘intense’ northeast monsoon, and temperatures could be one to two degrees lower in New Territories.

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