Cixi is warmest in August, averaging 33° by day and 25° at night. The wettest month is June with 282 mm, and the year brings about 1651 mm in total.
Month by month
| Month | High | Low | Rain | Sea | Daylight | Good for |
|---|---|---|---|---|---|---|
| January | 11° | 2° | 62 mm | 8° | 10.3 h | Cool |
| February | 12° | 2° | 106 mm | 8° | 10.9 h | Mild |
| March | 17° | 6° | 146 mm | 11° | 11.8 h | Mild |
| April | 22° | 11° | 120 mm | 15° | 12.7 h | Mild |
| May | 26° | 16° | 161 mm | 20° | 13.5 h | Mild |
| June | 29° | 21° | 282 mm | 24° | 13.9 h | Rainy season |
| July | 32° | 25° | 211 mm | 28° | 13.8 h | Rainy season |
| August | 33° | 25° | 127 mm | 30° | 13.1 h | Mild |
| September | 29° | 21° | 210 mm | 27° | 12.2 h | Rainy season |
| October | 24° | 16° | 84 mm | 23° | 11.2 h | Sightseeing |
| November | 20° | 10° | 111 mm | 17° | 10.4 h | Mild |
| December | 12° | 3° | 31 mm | 12° | 10.1 h | Cool |
High and low are average daily maximum and minimum, rain is typical monthly total, sea is the average surface temperature, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER and NOAA MUR — averages, not promises.
When to go
Beach weather: No month in Cixi combines swimming warmth with dry skies.
Walking the city: October — highs of 24–24° and no more than 84 mm of rain a month.
Wet season: June, July and September — up to 282 mm in a single month.