Port Harcourt
Nigeria
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Port Harcourt, Nigeria

The first month of the autumn, September, is also a moderately hot month in Port Harcourt, Nigeria, with average temperature fluctuating between 22°C (71.6°F) and 29°C (84.2°F).

Temperature

August and September, with an average high-temperature of 29°C (84.2°F), are the coldest months.

Rainfall

September is the month with the most rainfall in Port Harcourt. Rain falls for 21 days and accumulates 367mm (14.4") of precipitation.

Sea temperature

In Port Harcourt, the average water temperature is 26.8°C (80.2°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

The average length of the day in September is 12.1h.

Sunshine

In Port Harcourt, the average sunshine in September is 2.6h.

What is the coldest month in Port Harcourt?

The coldest months are August and September, with an average high-temperature of 29°C (84.2°F).

What is the temperature in September in Port Harcourt?

In September, the average high-temperature is 29°C (84.2°F), and the average low-temperature is 22°C (71.6°F).

How much does it rain in Port Harcourt in September?

In Port Harcourt, Nigeria, in September, during 21 rainfall days, 367mm (14.4") of precipitation is typically accumulated.

What is the wettest month in Port Harcourt?

September is the month with the most rainfall. Rain falls for 21 days and accumulates 367mm (14.4") of precipitation.

What is the sea water temperature in September in Port Harcourt?

In September, the average sea temperature is 26.8°C (80.2°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the average length of the day in September in Port Harcourt?

In Port Harcourt, Nigeria, the average length of the day in September is 12.1h.

How many hours of sunshine does Port Harcourt have in September?

In Port Harcourt, Nigeria, the average sunshine in September is 2.6h.
Average temperature in September - Port Harcourt, Nigeria
  • Average high temperature in September: 29°C

Warmest months (with the highest average high temperature) are February and March (33°C).
Months with the lowest average high temperature are August and September (29°C).

  • Average low temperature in September: 22°C

Months with the highest average low temperature are February, March, April, May and June (23°C).
Coldest months (with the lowest average low temperature) are January and December (21°C).

Average rainfall in September - Port Harcourt, Nigeria
  • Average rainfall in September: 367mm

The wettest month (with the highest rainfall) is September (367mm).
The driest month (with the lowest rainfall) is December (20mm).

Average rainfall days in September - Port Harcourt, Nigeria
  • Average rainfall days in September: 21 days

The month with the highest number of rainy days is September (21 days).
Months with the lowest number of rainy days are January and December (2 days).

Average sea temperature in September - Port Harcourt, Nigeria
  • Average sea temperature in September: 26.8°C

The best month for swimming (with the highest average sea temperature) is April (28.9°C).
The coldest month (with the lowest average sea temperature) is August (26.1°C).

Average daylight in September / Average sunshine in September - Port Harcourt, Nigeria
  • Average daylight in September: 12.1h

Months with the longest days are June and July (Average daylight: 12.4h).
The month with shortest days is December (Average daylight: 11.8h).

  • Average sunshine in September: 2.6h

The month with most sunshine is December (Average sunshine: 4.8h).
The month with least sunshine is August (Average sunshine: 2.4h).