September weather forecast
Isa, Nigeria

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Weather in September

September, the first month of the autumn in Isa, is still a hot month, with an average temperature varying between 24.2°C (75.6°F) and 33.7°C (92.7°F).

Temperature

In the transition from August to September, Isa reports an average high-temperature of a still tropical 33.7°C (92.7°F), indicating a close resemblance to the prior month. In Isa, September is marked by an average low-temperature of 24.2°C (75.6°F).

Heat index

The average heat index in September is evaluated at a blistering 42°C (107.6°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
When referencing the heat index, its values are suitable for shady environments and light breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In Isa, the average relative humidity in September is 62%.

Rainfall

In Isa, in September, during 11.6 rainfall days, 40mm (1.57") of precipitation is typically accumulated. In Isa, during the entire year, the rain falls for 65.8 days and collects up to 290mm (11.42") of precipitation.

Daylight

The average length of the day in September is 12h and 12min.
On the first day of September, sunrise is at 06:23 and sunset at 18:45. On the last day of the month, sunrise is at 06:23 and sunset at 18:24 WAT.

Sunshine

The average sunshine in September is 9.5h.

UV index

In September, the average daily maximum UV index in Isa is 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 7 during September translates into the following recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Updated: Jan 25, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot is it in Isa in September?

The high-temperature in Isa during September is 33.7°C (92.7°F) and the low-temperature is 24.2°C (75.6°F). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is evaluated at 42°C (107.6°F).

What is the average humidity in September in Isa?

The average relative humidity in September is 62%.

How much does it rain in Isa in September?

In Isa, Nigeria, during September, the rain falls for 11.6 days and regularly aggregates up to 40mm (1.57") of precipitation.

What is the average length of the day in September in Isa?

In Isa, the average day length in September is 12h and 12min.

When is the sunrise / sunset in September in Isa?

In September, on the first day of the month, sunrise is at 06:23 and sunset at 18:45. On the last day of the month, in Isa, Nigeria, sunrise is at 06:23 and sunset at 18:24 WAT.

How many hours of sunshine does Isa have in September?

In September, the average sunshine duration is 9.5h.

What is the UV index intensity in September in Isa?

In September, the average daily maximum UV index in Isa, Nigeria, is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.

Average temperature in September
Isa, Nigeria

Average temperature in September - Isa, Nigeria
  • Average high temperature in September: 33.7°C

The warmest month (with the highest average high temperature) is April (41.1°C).
The month with the lowest average high temperature is August (31.2°C).

  • Average low temperature in September: 24.2°C

The month with the highest average low temperature is May (28.4°C).
The coldest month (with the lowest average low temperature) is January (16.6°C).

Average pressure in September
Isa, Nigeria

Average pressure in September - Isa, Nigeria
  • Average pressure in September: 1011.2mbar

The months with the highest atmospheric pressure are January and December (1013mbar).
The month with the lowest atmospheric pressure is April (1007.7mbar).

Average wind speed in September
Isa, Nigeria

Average wind speed in September - Isa, Nigeria
  • Average wind speed in September: 8.8km/h

The windiest month (with the highest average wind speed) is December (14.4km/h).
The calmest month (with the lowest average wind speed) is October (8.5km/h).

Average humidity in September
Isa, Nigeria

Average humidity in September - Isa, Nigeria
  • Average humidity in September: 62%

The month with the highest relative humidity is August (71%).
The month with the lowest relative humidity is March (12%).

Average rainfall in September
Isa, Nigeria

Average rainfall in September - Isa, Nigeria
  • Average rainfall in September: 40mm

The wettest month (with the highest rainfall) is August (108mm).
The driest months (with the least rainfall) are January, February, March, November and December (0mm).

Average rainfall days in September
Isa, Nigeria

Average rainfall days in September - Isa, Nigeria
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is August (17.9 days).
The months with the least rainy days are November and December (0 days).

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

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

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in September: 9h and 3min

The month with the most sunshine is January (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 8h and 18min).

Average sunshine days in September
Isa, Nigeria

Average sunshine days in September - Isa, Nigeria
  • Average sunshine days in September: 16.8 days

The month with the most sunshine days is December (31 days).
The month with the least sunshine days is August (11.2 days).

Average UV index in September
Isa, Nigeria

Average UV index in September - Isa, Nigeria
  • Average UV index in September: 7

The months with the highest UV index are March, April, May and June (UV index 8).
The month with the lowest UV index is December (UV index 6).

Average cloud cover in September
Isa, Nigeria

Average cloud cover in September - Isa, Nigeria
  • Average cloud cover in September: 23

The month with the most cloud cover is August (Cloud cover 37).
The months with the least cloud cover are January, November and December (Cloud cover 3).

Average visibility in September
Isa, Nigeria

Average visibility in September - Isa, Nigeria
  • Average visibility in September: 10km

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

Isa, Nigeria

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