Longyan is warmest in July, averaging 32° by day and 22° at night. The wettest month is June with 291 mm, and the year brings about 1627 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 19° | 5° | 34 mm | 10.6 h | Sightseeing |
| February | 20° | 6° | 98 mm | 11.1 h | Mild |
| March | 23° | 9° | 167 mm | 11.8 h | Mild |
| April | 26° | 14° | 207 mm | 12.6 h | Rainy season |
| May | 28° | 18° | 242 mm | 13.2 h | Rainy season |
| June | 29° | 21° | 291 mm | 13.6 h | Rainy season |
| July | 32° | 22° | 115 mm | 13.4 h | Mild |
| August | 32° | 22° | 174 mm | 12.9 h | Mild |
| September | 31° | 20° | 168 mm | 12.1 h | Mild |
| October | 27° | 15° | 37 mm | 11.4 h | Beach weather |
| November | 24° | 11° | 66 mm | 10.8 h | Sightseeing |
| December | 18° | 5° | 28 mm | 10.4 h | Sightseeing |
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: October — highs around 27°, nights no colder than 15°, and at most 37 mm of rain in a month.
Walking the city: January, November and December — highs of 18–24° and no more than 66 mm of rain a month.
Wet season: April, May and June — up to 291 mm in a single month.