September weather forecastAsaba, Nigeria
September
Weather in September
September witnesses a shift towards drier climate conditions in Asaba. The month maintains a consistent temperature from August, while rainfall decreases to 167mm (6.57"). The decreased rainfall is accompanied by declining relative humidity, indicating the slowly ending wet season. Light maneuvering winds continue to maintain their speed, offering a comforting breeze. Although September still experiences significant cloud coverage, the sky clears compared to the last few months.Temperature
In the transition from August to September, Asaba reports an average high-temperature of a still warm 29.2°C (84.6°F), indicating a close resemblance to the prior month. Asaba encounters a steady low-temperature average of 22.5°C (72.5°F) throughout the month of September.Heat index
Throughout September, the heat index is estimated at a fiery hot 38°C (100.4°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.
Humidity
July and September, with an average relative humidity of 89%, are the most humid months.Rainfall
In September, the rain falls for 27.2 days. Throughout September, 167mm (6.57") of precipitation is accumulated. Throughout the year, there are 230.2 rainfall days, and 1030mm (40.55") of precipitation is accumulated.Daylight
In Asaba, the average length of the day in September is 12h and 9min.On the first day of the month, sunrise is at 06:26 and sunset at 18:40. On the last day of September, sunrise is at 06:20 and sunset at 18:25 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 health risk from unsafe exposure to UV radiation for the average person.Note: A daily high UV index of 6 in September leads to these guidelines:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Asaba, 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
Asaba, 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
Asaba, 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
Asaba, 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
Asaba, 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
Asaba, 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
Asaba, 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
Asaba, 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
Asaba, 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
Asaba, 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
Asaba, 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).





