Yangzhou is warmest in August, averaging 33° by day and 24° at night. The wettest month is July with 338 mm, and the year brings about 1349 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 8° | -2° | 47 mm | 10.1 h | Cool |
| February | 11° | -0° | 64 mm | 10.8 h | Cool |
| March | 17° | 4° | 87 mm | 11.8 h | Sightseeing |
| April | 22° | 10° | 75 mm | 12.8 h | Sightseeing |
| May | 28° | 16° | 87 mm | 13.7 h | Beach weather |
| June | 32° | 20° | 207 mm | 14.1 h | Rainy season |
| July | 32° | 24° | 338 mm | 13.9 h | Rainy season |
| August | 33° | 24° | 155 mm | 13.2 h | Mild |
| September | 29° | 19° | 126 mm | 12.2 h | Mild |
| October | 23° | 13° | 90 mm | 11.2 h | Sightseeing |
| November | 17° | 6° | 51 mm | 10.3 h | Sightseeing |
| December | 9° | -0° | 22 mm | 9.9 h | Cool |
High and low are average daily maximum and minimum, rain is typical monthly total, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER — averages, not promises.
When to go
Beach weather: May — highs around 28°, nights no colder than 16°, and at most 87 mm of rain in a month.
Walking the city: March, April, October and November — highs of 17–23° and no more than 90 mm of rain a month.
Wet season: June and July — up to 338 mm in a single month.