Yichun is warmest in August, averaging 32° by day and 24° at night. The wettest month is June with 321 mm, and the year brings about 1808 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 12° | 1° | 96 mm | 10.4 h | Mild |
| February | 14° | 3° | 146 mm | 11.0 h | Mild |
| March | 20° | 8° | 195 mm | 11.8 h | Rainy season |
| April | 23° | 13° | 252 mm | 12.7 h | Rainy season |
| May | 27° | 18° | 264 mm | 13.4 h | Rainy season |
| June | 30° | 22° | 321 mm | 13.8 h | Rainy season |
| July | 32° | 24° | 189 mm | 13.6 h | Rainy season |
| August | 32° | 24° | 102 mm | 13.0 h | Beach weather |
| September | 30° | 20° | 69 mm | 12.2 h | Beach weather |
| October | 24° | 14° | 53 mm | 11.3 h | Sightseeing |
| November | 20° | 9° | 93 mm | 10.6 h | Sightseeing |
| December | 13° | 2° | 28 mm | 10.2 h | Mild |
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: August and September — highs around 31°, nights no colder than 20°, and at most 102 mm of rain in a month.
Walking the city: October and November — highs of 20–24° and no more than 93 mm of rain a month.
Wet season: March, April, May, June and July — up to 321 mm in a single month.