Dongguan weather in September
September is a fair month to visit Dongguan: highs of 31°C (87°F) and about 164 mm (6.5 in) of rain on average. Nights average 24°C (75°F) and cloud cover 63% (NASA POWER, 2001–2025 averages). It is the 5th wettest month of the year and the 3rd warmest. Compared with August, it is cooler and drier; October brings highs of 29°C (84°F) and 50 mm (2.0 in) of rain.
Is September a good time to visit Dongguan?
fair month Weather score 60/100.
September is a fair month in Dongguan. The weather is usually best in Oct–Feb.
Does it rain a lot in Dongguan in September?
Yes, it is one of the rainy months: about 164 mm (6.5 in) falls in an average September. It is the 5th wettest month of the year.
How warm is Dongguan in September?
Days average 31°C (87°F) and nights 24°C (75°F).
Dongguan weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 20°C (69°F) | 9°C (47°F) | 45 mm | 63% | best |
| February | 23°C (73°F) | 12°C (53°F) | 38 mm | 75% | best |
| March | 25°C (78°F) | 15°C (59°F) | 91 mm | 82% | fair |
| April | 28°C (83°F) | 19°C (66°F) | 142 mm | 83% | fair |
| May | 30°C (86°F) | 23°C (73°F) | 278 mm | 83% | least pleasant |
| June | 31°C (87°F) | 25°C (77°F) | 325 mm | 84% | least pleasant |
| July | 31°C (88°F) | 26°C (78°F) | 205 mm | 76% | fair |
| August | 31°C (88°F) | 25°C (78°F) | 232 mm | 75% | least pleasant |
| September | 31°C (87°F) | 24°C (75°F) | 164 mm | 63% | fair |
| October | 29°C (84°F) | 19°C (67°F) | 50 mm | 49% | best |
| November | 26°C (79°F) | 15°C (59°F) | 37 mm | 53% | best |
| December | 21°C (71°F) | 9°C (49°F) | 28 mm | 52% | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months