September weather forecastAtani, Nigeria

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Atani, Nigeria, with temperature in the range of an average high of 29.2°C (84.6°F) and an average low of 22.5°C (72.5°F).

Temperature

On the advent of September, Atani's average high-temperature exhibits a minor adjustment to a still warm 29.2°C (84.6°F) from August's 28.5°C (83.3°F). In September, Atani records an average nighttime temperature of 22.5°C (72.5°F).

Heat index

The heat index value during September is evaluated at a very hot 38°C (100.4°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Note that heat index values are valued for light wind and location in the shade. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

The months with the highest humidity are July and September, with an average relative humidity of 89%.

Rainfall

In Atani, in September, it is raining for 27.2 days, with typically 167mm (6.57") of accumulated precipitation. Throughout the year, in Atani, there are 230.2 rainfall days, and 1030mm (40.55") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 9min.
On the first day of September, sunrise is at 06:26 and sunset at 18:39. On the last day of the month, sunrise is at 06:20 and sunset at 18:24 WAT.

Sunshine

In September, the average sunshine is 5.5h.

UV index

The months with the lowest UV index are June through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In September, an average UV index of 6 transforms into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

Atani in September has an average high-temperature of 29.2°C (84.6°F) and an average low-temperature of 22.5°C (72.5°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in September is evaluated at 38°C (100.4°F).

The months with the highest humidity are July and September, with an average relative humidity of 89%.

The average relative humidity in September in Atani is 89%.

In Atani, in September, during 27.2 rainfall days, 167mm (6.57") of precipitation is typically accumulated.

The average day length in September is 12h and 9min.

On the first day of September, sunrise is at 06:26 and sunset at 18:39. On the last day of the month, sunrise is at 06:20 and sunset at 18:24 WAT.

In September, the average sunshine duration is 5.5h.

June through September, with an average maximum UV index of 6, are months with the lowest UV index.

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Atani, Nigeria

  • Average high temperature in September: 29.2°C

The warmest month (with the highest average high temperature) is February (36.2°C).
The month with the lowest average high temperature is August (28.5°C).

  • Average low temperature in September: 22.5°C

The month with the highest average low temperature is March (25.3°C).
The coldest months (with the lowest average low temperature) are July and August (22.3°C).

Average pressure in September
Atani, Nigeria

  • Average pressure in September: 1012.6mbar

The month with the highest atmospheric pressure is July (1013.4mbar).
The month with the lowest atmospheric pressure is February (1009.2mbar).

Average wind speed in September
Atani, Nigeria

  • Average wind speed in September: 6.9km/h

The windiest month (with the highest average wind speed) is March (9.4km/h).
The calmest month (with the lowest average wind speed) is November (6km/h).

Average humidity in September
Atani, Nigeria

  • Average humidity in September: 89%

The months with the highest relative humidity are July and September (89%).
The month with the lowest relative humidity is January (50%).

Average rainfall in September
Atani, Nigeria

  • Average rainfall in September: 167mm

The wettest month (with the highest rainfall) is July (186mm).
The driest month (with the least rainfall) is December (3mm).

Average rainfall days in September
Atani, Nigeria

  • Average rainfall days in September: 27.2 days

The month with the highest number of rainy days is July (28.7 days).
The month with the least rainy days is December (3.3 days).

Average daylight in September /
Average sunshine in September
Atani, Nigeria

  • Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 48min).

  • Average sunshine in September: 5h and 30min

The months with the most sunshine are January and December (Average sunshine: 9h and 42min).
The month with the least sunshine is August (Average sunshine: 4h and 30min).

Average sunshine days in September
Atani, Nigeria

  • Average sunshine days in September: 2 days

The month with the most sunshine days is December (27.3 days).
The month with the least sunshine days is July (1.7 days).

Average UV index in September
Atani, Nigeria

  • Average UV index in September: 6

The months with the highest UV index are January, February, March, April, May, October, November and December (UV index 7).
The months with the lowest UV index are June, July, August and September (UV index 6).

Average cloud cover in September
Atani, Nigeria

  • Average cloud cover in September: 72

The month with the most cloud cover is August (Cloud cover 76).
The months with the least cloud cover are January and December (Cloud cover 16).

Average visibility in September
Atani, Nigeria

  • Average visibility in September: 6km

The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are July, August and September (6km).