September weather forecast and climate
Lagos, Nigeria

A lit city building in Lagos, Nigeria, with other city structures, seen from River Niger
A lit city building in Lagos, Nigeria, with other city structures, seen from River Niger

What is the temperature in September in Lagos?

The average high-temperature, in September, is 28.9°C (84°F), while the average low-temperature is 21.9°C (71.4°F).

How much does it rain in Lagos in September?

In Lagos, during September, the rain falls for 12.7 days and regularly aggregates up to 167.1mm (6.6") of precipitation.

What is the sea water temperature in September in Lagos?

In Lagos, Nigeria, in September, the average water temperature is 25.8°C (78.4°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.

What is the month with the highest UV index in Lagos?

February through May, August through October, with an average UV index of 12, are months with the highest UV index in Lagos, Nigeria.

What is the average UV index in September in Lagos?

In September, the average UV index is 12.
Average temperature in September - Lagos, Nigeria
  • Average high temperature in September: 28.9°C

The warmest month (with the highest average high temperature) is February (33.1°C).
Months with the lowest average high temperature are July and August (28.1°C).

  • Average low temperature in September: 21.9°C

The month with the highest average low temperature is March (23.8°C).
The coldest month (with the lowest average low temperature) is August (21.7°C).

Average rainfall in September - Lagos, Nigeria
  • Average rainfall in September: 167.1mm

The wettest month (with the highest rainfall) is June (312.2mm).
The driest month (with the lowest rainfall) is January (14.3mm).

Average rainfall days in September - Lagos, Nigeria
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is June (16.2 days).
The month with the lowest number of rainy days is December (1.4 days).

Average sea temperature in September - Lagos, Nigeria
  • Average sea temperature in September: 25.8°C

The best month for swimming (with the highest average sea temperature) is May (29.2°C).
The coldest month (with the lowest average sea temperature) is August (25.3°C).

Average daylight in September / Average sunshine in September - Lagos, Nigeria
  • Average daylight in September: 12.2h

Months with the longest days are June and July (Average daylight: 12.5h).
Months with shortest days are January, November and December (Average daylight: 11.8h).

  • Average sunshine in September: 3.8h

Months with most sunshine are November and December (Average sunshine: 6.2h).
The month with least sunshine is July (Average sunshine: 3.2h).

Average UV index in September - Lagos, Nigeria
  • Average UV index in September: 12

Months with the highest UV index are February, March, April, May, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).

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