September weather forecastAmatta, Nigeria
September
Weather in September
The first month of the autumn, September, is still a warm month in Amatta, Nigeria, with an average temperature ranging between min 22.5°C (72.5°F) and max 28.9°C (84°F).Temperature
With September's advent, Amatta sees an average high-temperature of a still warm 28.9°C (84°F), subtly shifted from August's 28.3°C (82.9°F). Nighttime temperatures in September average to a pleasant 22.5°C (72.5°F).Heat index
During September, the heat index is calculated to be a very hot 36°C (96.8°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.For clarity, heat index numbers account for light winds and areas under shade. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. 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 especially crucial 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.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.
Humidity
July and September, with an average relative humidity of 89%, are the most humid months in Amatta.Rainfall
September is the month with the most rainfall in Amatta. Rain falls for 29.7 days and accumulates 217mm (8.54") of precipitation.Daylight
In Amatta, the average length of the day in September is 12h and 9min.On the first day of the month, sunrise is at 06:24 and sunset at 18:38. On the last day of September, sunrise is at 06:19 and sunset at 18:23 WAT.
Sunshine
The average sunshine in September is 5h.UV index
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Amatta, Nigeria
- Average high temperature in September: 28.9°C
The warmest months (with the highest average high temperature) are January and February (36°C).
The month with the lowest average high temperature is 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 months (with the lowest average low temperature) are January, July and August (22.3°C).
Average pressure in September
Amatta, Nigeria
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is July (1013.5mbar).
The months with the lowest atmospheric pressure are February and March (1009.4mbar).
Average wind speed in September
Amatta, Nigeria
- Average wind speed in September: 6.4km/h
The windiest month (with the highest average wind speed) is March (8km/h).
The calmest month (with the lowest average wind speed) is November (5.5km/h).
Average humidity in September
Amatta, 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 (53%).
Average rainfall in September
Amatta, Nigeria
- Average rainfall in September: 217mm
The wettest month (with the highest rainfall) is September (217mm).
The driest month (with the least rainfall) is December (10mm).
Average rainfall days in September
Amatta, Nigeria
- Average rainfall days in September: 29.7 days
The month with the highest number of rainy days is October (30.4 days).
The month with the least rainy days is December (7.6 days).
Average daylight in September /
Average sunshine in September
Amatta, Nigeria
- Average daylight in September: 12h and 6min
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: 5h and 0min
The month with the most sunshine is December (Average sunshine: 9h and 36min).
The month with the least sunshine is August (Average sunshine: 4h and 12min).
Average sunshine days in September
Amatta, Nigeria
- Average sunshine days in September: 0.1 days
The month with the most sunshine days is December (19.8 days).
The months with the least sunshine days are September and October (0.1 days).
Average UV index in September
Amatta, 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 month with the lowest UV index is August (UV index 5).
Average cloud cover in September
Amatta, Nigeria
- Average cloud cover in September: 75
The month with the most cloud cover is August (Cloud cover 78).
The month with the least cloud cover is January (Cloud cover 19).
Average visibility in September
Amatta, Nigeria
- Average visibility in September: 6km
The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are June, July, August, September and October (6km).





