Bulletin updated at 05:50 HKT 15/Dec/2025
9-Day Weather Forecast General Situation: A dry northeast monsoon will bring slightly cooler weather to the coast of southern China today and tomorrow. With the monsoon moderating slightly midweek this week, temperatures will rise over the region, but the temperature difference between day and night will be relatively large over the inland areas. A broad band of clouds is expected to bring a few rain patches to southern China towards the weekend. With the band of clouds thinning out, the weather will become brighter over the region during the weekend to early next week. Date/Month 15/12 (Monday) Wind: Northeast force 4, becoming east force 4 to 5. Weather: Dry with sunny periods. Cool in the morning. Mainly cloudy at night. Temp Range: 15 - 20 C R.H. Range: 40 - 75 Per Cent PSR: Low Date/Month 16/12(Tuesday) Wind: East to northeast force 4, occasionally force 5 at first. Weather: Sunny periods. Dry during the day. Temp Range: 18 - 22 C R.H. Range: 55 - 80 Per Cent PSR: Low Date/Month 17/12(Wednesday) Wind: Northeast force 3 to 4. Weather: Mainly fine. Dry and warm during the day. Temp Range: 19 - 25 C R.H. Range: 50 - 80 Per Cent PSR: Low Date/Month 18/12(Thursday) Wind: East to northeast force 4 to 5. Weather: Sunny periods. One or two rain patches later. Temp Range: 19 - 23 C R.H. Range: 60 - 90 Per Cent PSR: Low Date/Month 19/12(Friday) Wind: East to northeast force 4 to 5, up to force 6 on high ground at first. Weather: Mainly cloudy with a few rain patches. Bright periods during the day. Temp Range: 19 - 22 C R.H. Range: 75 - 95 Per Cent PSR: Medium Low Date/Month 20/12(Saturday) Wind: Northeast force 3 to 4. Weather: Mainly cloudy. Sunny intervals during the day. Temp Range: 20 - 24 C R.H. Range: 65 - 85 Per Cent PSR: Low Date/Month 21/12(Sunday) Wind: North to northeast force 4. Weather: Sunny periods. Warm during the day. Temp Range: 20 - 25 C R.H. Range: 60 - 80 Per Cent PSR: Low Date/Month 22/12(Monday) Wind: Northeast force 3 to 4. Weather: Sunny periods. Dry during the day. Temp Range: 18 - 22 C R.H. Range: 55 - 75 Per Cent PSR: Low Date/Month 23/12(Tuesday) Wind: North to northeast force 4 . Weather: Sunny periods. Dry during the day. Temp Range: 18 - 22 C R.H. Range: 55 - 75 Per Cent PSR: Low Sea surface temperature at 2 p.m.14/12/2025 at North Point was 21 degrees C. Soil temperatures at 7 a.m.14/12/2025 at the Hong Kong Observatory: 0.5 M below surface was 23.4 degrees C. 1.0 M below surface was 24.5 degrees C. Weather Cartoons for 9-day weather forecast Day 1 cartoon no. 51 - SUNNY PERIODS Day 2 cartoon no. 51 - SUNNY PERIODS Day 3 cartoon no. 50 - SUNNY Day 4 cartoon no. 51 - SUNNY PERIODS Day 5 cartoon no. 54 - Sunny Intervals with Showers Day 6 cartoon no. 52 - SUNNY INTERVALS Day 7 cartoon no. 51 - SUNNY PERIODS Day 8 cartoon no. 51 - SUNNY PERIODS Day 9 cartoon no. 51 - SUNNY PERIODS
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