Suzhou weather in September
September is one of the best months to visit Suzhou: highs of 28°C (82°F) and about 82 mm (3.2 in) of rain on average. Nights average 17°C (63°F) and cloud cover 62% (NASA POWER, 2001–2025 averages). It is the 4th wettest month of the year and the 5th warmest. Compared with August, it is cooler and drier; October brings highs of 22°C (72°F) and 42 mm (1.7 in) of rain.
Is September a good time to visit Suzhou?
best month Weather score 74/100.
Yes. September is one of the best months for weather in Suzhou.
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Does it rain a lot in Suzhou in September?
Some rain is normal: about 82 mm (3.2 in) falls in an average September. It is the 4th wettest month of the year.
How warm is Suzhou in September?
Days average 28°C (82°F) and nights 17°C (63°F).
Suzhou weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 6°C (42°F) | -4°C (24°F) | 25 mm | 59% | least pleasant |
| February | 10°C (49°F) | -2°C (28°F) | 31 mm | 64% | least pleasant |
| March | 16°C (61°F) | 3°C (37°F) | 38 mm | 62% | fair |
| April | 23°C (73°F) | 9°C (48°F) | 52 mm | 67% | best |
| May | 28°C (83°F) | 15°C (59°F) | 76 mm | 70% | best |
| June | 32°C (89°F) | 20°C (68°F) | 126 mm | 71% | fair |
| July | 33°C (91°F) | 24°C (74°F) | 220 mm | 73% | least pleasant |
| August | 31°C (89°F) | 23°C (73°F) | 159 mm | 66% | fair |
| September | 28°C (82°F) | 17°C (63°F) | 82 mm | 62% | best |
| October | 22°C (72°F) | 10°C (51°F) | 42 mm | 54% | best |
| November | 15°C (59°F) | 3°C (37°F) | 40 mm | 53% | fair |
| December | 8°C (46°F) | -3°C (26°F) | 23 mm | 53% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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