Zhanjiang is warmest in July, averaging 31° by day and 28° at night. The wettest month is September with 393 mm, and the year brings about 2197 mm in total.
Month by month
| Month | High | Low | Rain | Sea | Daylight | Good for |
|---|---|---|---|---|---|---|
| January | 20° | 15° | 40 mm | 19° | 10.8 h | Sightseeing |
| February | 21° | 16° | 70 mm | 19° | 11.3 h | Sightseeing |
| March | 24° | 20° | 74 mm | 21° | 11.9 h | Sightseeing |
| April | 27° | 23° | 99 mm | 25° | 12.5 h | Beach weather |
| May | 29° | 26° | 220 mm | 28° | 13.0 h | Rainy season |
| June | 30° | 28° | 291 mm | 30° | 13.3 h | Rainy season |
| July | 31° | 28° | 270 mm | 30° | 13.2 h | Rainy season |
| August | 30° | 28° | 347 mm | 30° | 12.7 h | Rainy season |
| September | 30° | 27° | 393 mm | 30° | 12.1 h | Rainy season |
| October | 27° | 25° | 329 mm | 28° | 11.5 h | Rainy season |
| November | 25° | 22° | 48 mm | 24° | 11.0 h | Sightseeing |
| December | 21° | 16° | 16 mm | 21° | 10.7 h | Sightseeing |
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: April — highs around 27°, nights no colder than 23°, and at most 99 mm of rain in a month. The sea sits at 25–25° then.
Walking the city: January, February, March, November and December — highs of 20–25° and no more than 74 mm of rain a month.
Wet season: May, June, July, August, September and October — up to 393 mm in a single month.