September weather forecast
Oku, Nigeria

September

Weather in September

September, the first month of the autumn in Oku, is still a warm month, with an average temperature ranging between min 22.5°C (72.5°F) and max 28.7°C (83.7°F).

Temperature

Oku in September witnesses an average high-temperature of a still moderately hot 28.7°C (83.7°F), indicating a slight variation from August's 28.3°C (82.9°F). In September, Oku encounters an average low-temperature of 22.5°C (72.5°F) during the night.

Heat index

For most parts of September, the heat index is computed to be a torrid 36°C (96.8°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

July through September, with an average relative humidity of 88%, are the most humid months in Oku.

Rainfall

In Oku, in September, it is raining for 28.6 days, with typically 293mm (11.54") of accumulated precipitation. In Oku, during the entire year, the rain falls for 299.7 days and collects up to 2126mm (83.7") of precipitation.

Daylight

The average length of the day in September in Oku is 12h and 9min.
On the first day of September, sunrise is at 06:21 and sunset at 18:34. On the last day of the month, sunrise is at 06:15 and sunset at 18:20 WAT.

Sunshine

The average sunshine in September is 4.2h.

UV index

In Oku, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 6 during September, leads to the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

How hot is it in September?
An average high-temperature, in September, in Oku, is 28.7°C (83.7°F) and the average low-temperature is 22.5°C (72.5°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is computed to be 36°C (96.8°F).
What are the most humid months?
July through September, with an average relative humidity of 88%, are most humid months.
What is the average humidity in September in Oku?
In September, the average relative humidity is 88%.
How many days does it rain in September?
In September, the rain falls for 28.6 days. Throughout September, 293mm (11.54") of precipitation is accumulated.
What is the average length of the day in September?
In September, the average day length is 12h and 9min.
When is the sunrise / sunset in September?
In September, on the first day of the month, sunrise is at 06:21 and sunset at 18:34. On the last day of the month, sunrise is at 06:15 and sunset at 18:20 WAT.
How long on average sun shines in September?
In Oku, the average sunshine duration in September is 4.2h.
What is the UV index reading in September?
In Oku, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Oku, Nigeria
  • Average high temperature in September: 28.7°C

The warmest month (with the highest average high temperature) is January (35.8°C).
The months with the lowest average high temperature are July and August (28.3°C).

  • Average low temperature in September: 22.5°C

The month with the highest average low temperature is March (25°C).
The coldest month (with the lowest average low temperature) is August (22°C).

Average pressure in September
Oku, Nigeria
  • Average pressure in September: 1012.8mbar

The month with the highest atmospheric pressure is July (1013.6mbar).
The month with the lowest atmospheric pressure is February (1009.6mbar).

Average wind speed in September
Oku, Nigeria
  • Average wind speed in September: 5km/h

The windiest month (with the highest average wind speed) is March (6.3km/h).
The calmest month (with the lowest average wind speed) is October (4.6km/h).

Average humidity in September
Oku, Nigeria
  • Average humidity in September: 88%

The months with the highest relative humidity are July, August and September (88%).
The month with the lowest relative humidity is January (67%).

Average rainfall in September
Oku, Nigeria
  • Average rainfall in September: 293mm

The wettest month (with the highest rainfall) is August (308mm).
The driest month (with the least rainfall) is December (37mm).

Average rainfall days in September
Oku, Nigeria
  • Average rainfall days in September: 28.6 days

The month with the highest number of rainy days is August (29.7 days).
The month with the least rainy days is January (14.3 days).

Average daylight in September /
Average sunshine in September
Oku, Nigeria
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 48min).

  • Average sunshine in September: 4h and 1min

The month with the most sunshine is December (Average sunshine: 9h and 18min).
The month with the least sunshine is August (Average sunshine: 3h and 24min).

Average sunshine days in September
Oku, Nigeria
  • Average sunshine days in September: 1 days

The month with the most sunshine days is January (14.7 days).
The month with the least sunshine days is September (1 days).

Average UV index in September
Oku, Nigeria
  • Average UV index in September: 6

The months with the highest UV index are January, February, March, April, October, November and December (UV index 7).
The months with the lowest UV index are July and August (UV index 5).

Average cloud cover in September
Oku, Nigeria
  • Average cloud cover in September: 75

The month with the most cloud cover is August (Cloud cover 81).
The months with the least cloud cover are January and December (Cloud cover 27).

Average visibility in September
Oku, Nigeria
  • Average visibility in September: 6km

The months with the highest visibility are January, February, March, April and December (9km).
The month with the lowest visibility is September (6km).

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