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9-day Weather Forecast

Bulletin updated at 11:30 HKT 10/Sep/2026

9-Day Weather Forecast

General Situation:
The northeast monsoon will persist over southern China for
the rest of this week to midweek next week. The weather will
be fine and the temperature difference between day and night
will be relatively large over Guangdong tomorrow. A broad
area of low pressure will develop gradually over the central
part of the South China Sea during the weekend, and move in
the general direction of the vicinity of the seas south of
Hainan Island. Under the combined effect of the northeast
monsoon and the low-pressure system, it will be windier with
occasional showers and squally thunderstorms over the coast
of Guangdong. There will be swells.

Date/Month 11/9 (Friday)
Wind: North to northeast force 4 to 5.
Weather: Mainly fine. Dry during the day. Cloudy periods in
the morning and at night.
Temp Range: 26 - 31 C
R.H. Range: 50 - 85 Per Cent
PSR: Low

Date/Month 12/9(Saturday)
Wind: East to northeast force 4 to 5, occasionally force 6
offshore, up to force 7 on high ground later.
Weather: Mainly cloudy with a few showers. More showers in
some areas with thunderstorms later. There will be swells.
Temp Range: 25 - 30 C
R.H. Range: 60 - 95 Per Cent
PSR: Medium High

Date/Month 13/9(Sunday)
Wind: East force 4 to 5, occasionally force 6 offshore and
up to force 7 on high ground at first.
Weather: Cloudy with a few showers. More showers in some
areas with squally thunderstorms. There will be swells.
Temp Range: 25 - 28 C
R.H. Range: 80 - 95 Per Cent
PSR: High

Date/Month 14/9(Monday)
Wind: East to northeast force 3 to 4.
Weather: Mainly cloudy. A few showers in the morning and at
night. Sunny intervals during the day.
Temp Range: 26 - 30 C
R.H. Range: 70 - 95 Per Cent
PSR: Medium Low

Date/Month 15/9(Tuesday)
Wind: East to northeast force 3.
Weather: Sunny intervals. One or two showers in the morning
and at night.
Temp Range: 26 - 31 C
R.H. Range: 70 - 90 Per Cent
PSR: Low

Date/Month 16/9(Wednesday)
Wind: East to northeast force 3.
Weather: Sunny periods. One or two showers in the morning.
Temp Range: 27 - 31 C
R.H. Range: 70 - 90 Per Cent
PSR: Low

Date/Month 17/9(Thursday)
Wind: East to northeast force 3 to 4.
Weather: Sunny intervals and one or two showers.
Temp Range: 27 - 30 C
R.H. Range: 70 - 90 Per Cent
PSR: Low

Date/Month 18/9(Friday)
Wind: East to northeast force 3 to 4.
Weather: Sunny periods.
Temp Range: 27 - 31 C
R.H. Range: 70 - 90 Per Cent
PSR: Low

Date/Month 19/9(Saturday)
Wind: East to northeast force 3.
Weather: Sunny periods.
Temp Range: 27 - 31 C
R.H. Range: 70 - 90 Per Cent
PSR: Low

Sea surface temperature at 7 a.m.10/9/2026 at North Point
was 27 degrees C.

Soil temperatures at 7 a.m.10/9/2026 at the Hong Kong
Observatory:
0.5 M below surface was 29.8 degrees C.
1.0 M below surface was 29.8 degrees C.

Weather Cartoons for 9-day weather forecast
Day 1 cartoon no. 51 - SUNNY PERIODS
Day 2 cartoon no. 62 - Light Rain
Day 3 cartoon no. 63 - Rain
Day 4 cartoon no. 54 - Sunny Intervals with Showers
Day 5 cartoon no. 54 - Sunny Intervals with Showers
Day 6 cartoon no. 51 - SUNNY PERIODS
Day 7 cartoon no. 54 - Sunny Intervals with Showers
Day 8 cartoon no. 51 - SUNNY PERIODS
Day 9 cartoon no. 51 - SUNNY PERIODS

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