Weather in Dongguan in September
September in Dongguan is warm with average temperatures around 27.5°C (81.5°F). Expect significant rainfall with 164mm across approximately 15 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
31.0°C
87.8°F
Low
23.9°C
75.0°F
Precipitation
164 mm
6.4 inches
~15 rainy days
Conditions
Humidity
83%
Comparison to Adjacent Months
September is 68mm drier than August.
September is 3.0°C warmer than October, 114mm wetter than October.