Guigang is warmest in July, averaging 32° by day and 25° at night. The wettest month is June with 312 mm, and the year brings about 1658 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 21° | 8° | 59 mm | 10.7 h | Sightseeing |
| February | 22° | 10° | 106 mm | 11.2 h | Mild |
| March | 27° | 14° | 96 mm | 11.8 h | Beach weather |
| April | 29° | 18° | 159 mm | 12.5 h | Mild |
| May | 31° | 22° | 233 mm | 13.1 h | Rainy season |
| June | 31° | 25° | 312 mm | 13.4 h | Rainy season |
| July | 32° | 25° | 164 mm | 13.3 h | Mild |
| August | 32° | 25° | 229 mm | 12.8 h | Rainy season |
| September | 31° | 23° | 159 mm | 12.1 h | Mild |
| October | 28° | 18° | 87 mm | 11.4 h | Beach weather |
| November | 26° | 14° | 42 mm | 10.9 h | Beach weather |
| December | 20° | 8° | 12 mm | 10.6 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: March, October and November — highs around 27°, nights no colder than 14°, and at most 96 mm of rain in a month.
Walking the city: January and December — highs of 20–21° and no more than 59 mm of rain a month.
Wet season: May, June and August — up to 312 mm in a single month.