Port Harcourt is warmest in February, averaging 31° by day and 23° at night. The wettest month is September with 426 mm, and the year brings about 2517 mm in total.
Month by month
| Month | High | Low | Rain | Sea | Daylight | Good for |
|---|---|---|---|---|---|---|
| January | 31° | 21° | 59 mm | 28° | 11.8 h | Beach weather |
| February | 31° | 23° | 17 mm | 28° | 11.8 h | Beach weather |
| March | 31° | 24° | 133 mm | 29° | 12.0 h | Mild |
| April | 31° | 24° | 216 mm | 29° | 12.1 h | Rainy season |
| May | 30° | 24° | 245 mm | 29° | 12.2 h | Rainy season |
| June | 29° | 23° | 336 mm | 28° | 12.3 h | Rainy season |
| July | 29° | 23° | 338 mm | 27° | 12.3 h | Rainy season |
| August | 29° | 22° | 260 mm | 27° | 12.2 h | Rainy season |
| September | 29° | 23° | 426 mm | 27° | 12.0 h | Rainy season |
| October | 30° | 23° | 233 mm | 28° | 11.9 h | Rainy season |
| November | 30° | 24° | 201 mm | 28° | 11.8 h | Rainy season |
| December | 30° | 22° | 53 mm | 28° | 11.7 h | Beach weather |
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: January, February and December — highs around 31°, nights no colder than 21°, and at most 59 mm of rain in a month. The sea sits at 28–28° then.
Wet season: April, May, June, July, August, September, October and November — up to 426 mm in a single month.