Here is the latest weather bulletin issued by the Hong Kong Observatory.

A southerly airstream affected the coast of Guangdong today. Locally, it was mainly cloudy with a few showers and it was foggy. The visibility at Waglan Island once fell below 500 metres. It was hot with sunny intervals in the afternoon. The maximum temperature recorded at the Observatory was 29.4 degrees, the highest so far this year. Besides, the trough of low pressure over the northern part of southern China developed into a cold front gradually this morning, and moved across the vicinity of the Pearl River Estuary around the evening. Under the influence of the associated northeast monsoon, the local weather became cool appreciably at night. The northeast monsoon is expected to affect the coast of Guangdong in the next couple of days. It will be cool with one or two rain patches over the region.

Weather forecast for Hong Kong (Saturday, 29 Mar 2025)

Cloudy with a few rain patches. Rain will be more frequent at first. Becoming cool appreciably. The minimum temperature will be around 16 degrees in the urban areas, and a few degrees lower in the New Territories. The maximum temperature will be about 20 degrees. Moderate to fresh north to northeasterly winds, occasionally strong offshore and on high ground, gusty at times at first.

Outlook : Persistently cool with one or two rain patches in the following couple of days. The minimum temperatures will be about 15 degrees in the urban areas, and a couple of degrees lower in the New Territories. The weather will improve with temperature rising progressively in the middle and latter parts of next week.

9-Day Weather Forecast

A fresh to strong northeast monsoon will affect the coast of Guangdong in the next couple of days. It will be cool with one or two rain patches over the region. With the monsoon moderating gradually and being replaced by a relatively dry easterly airstream, the weather will improve with temperature rising progressively over Guangdong in the middle and latter parts of next week. It will be warm during the day.

29/3 (Saturday)
North to northeast force 4 to 5, occasionally force 6 offshore and on high ground, gusty at times at first. Weather: Cloudy with a few rain patches. Rain will be more frequent at first. Becoming cool appreciably.
Temperature: 16-20C Relative Humidity: 70-95%

30/3(Sunday)
North to northeast force 4 to 5. Weather: Cloudy with one or two rain patches. It will be cool.
Temperature: 15-18C Relative Humidity: 70-95%

31/3(Monday)
Northeast force 4, force 5 at first. Weather: Mainly cloudy. One or two light rain patches in the morning and at night. It will be cool.
Temperature: 15-19C Relative Humidity: 65-90%

1/4(Tuesday)
Northeast force 3 to 4. Weather: Mainly cloudy. One or two light rain patches at first. Bright periods during the day.
Temperature: 16-21C Relative Humidity: 60-90%

2/4(Wednesday)
East to northeast force 3 to 4. Weather: Sunny periods.
Temperature: 18-23C Relative Humidity: 50-80%

3/4(Thursday)
East force 4. Weather: Mainly fine. Dry during the day.
Temperature: 19-25C Relative Humidity: 45-75%

4/4(Friday)
East force 4, force 5 offshore. Weather: Sunny periods. Warm during the day.
Temperature: 20-26C Relative Humidity: 50-80%

5/4(Saturday)
East force 3. Weather: Sunny intervals. Warm during the day.
Temperature: 21-26C Relative Humidity: 55-80%

6/4(Sunday)
East to northeast force 3. Weather: Sunny intervals. Warm during the day.
Temperature: 21-26C Relative Humidity: 55-80%