September weather forecastGaya, Niger
September
Weather in September
September marks a steady decrease in rainfall, with numbers falling to 37mm (1.46"). Gaya's tropical climate re-established its dominance with warm temperatures and lesser humidity. Days become slightly longer, and the city experiences more sunshine hours. The winds have a calm disposition, maintaining a steady flow and refreshing the city atmosphere. Despite the shifting conditions, city activities continue unhindered, with residents and travelers adjusting effectively to the gradually changing weather.Temperature
The onset of September notes an average high-temperature of a still tropical 33.9°C (93°F), subtly shifted from August's 32.3°C (90.1°F). Gaya's nighttime temperature in September drops to an average of 24.1°C (75.4°F).Heat index
Throughout September, the heat index is estimated at a blazing hot 45°C (113°F). Stay watchful: Heat exhaustion along with heat cramps are likely. Ongoing effort may cause heatstroke.Note that heat index values are valued for light wind and location in the shade. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.
Humidity
In September, the average relative humidity is 67%.Rainfall
In Gaya, in September, it is raining for 12.4 days, with typically 37mm (1.46") of accumulated precipitation. Throughout the year, there are 74.4 rainfall days, and 291mm (11.46") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 11min.On the first day of September, sunrise is at 06:35 and sunset at 18:56. On the last day of the month, sunrise is at 06:35 and sunset at 18:36 WAT.
Sunshine
The average sunshine in September is 9.2h.UV index
In September, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 7 during September translates into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gaya, Niger
- Average high temperature in September: 33.9°C
The warmest month (with the highest average high temperature) is April (42.5°C).
The month with the lowest average high temperature is August (32.3°C).
- Average low temperature in September: 24.1°C
The month with the highest average low temperature is May (29.2°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).
Average pressure in September
Gaya, Niger
- Average pressure in September: 1011mbar
The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is April (1006.9mbar).
Average wind speed in September
Gaya, Niger
- Average wind speed in September: 8km/h
The windiest month (with the highest average wind speed) is January (11.2km/h).
The calmest month (with the lowest average wind speed) is October (7.7km/h).
Average humidity in September
Gaya, Niger
- Average humidity in September: 67%
The month with the highest relative humidity is August (72%).
The month with the lowest relative humidity is February (14%).
Average rainfall in September
Gaya, Niger
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is August (113mm).
The driest months (with the least rainfall) are January, November and December (0mm).
Average rainfall days in September
Gaya, Niger
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is August (19.2 days).
The months with the least rainy days are January, November and December (0 days).
Average daylight in September /
Average sunshine in September
Gaya, Niger
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in September: 9h and 12min
The months with the most sunshine are January, November and December (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 8h and 0min).
Average sunshine days in September
Gaya, Niger
- Average sunshine days in September: 14.6 days
The months with the most sunshine days are January and December (31 days).
The month with the least sunshine days is August (9.3 days).
Average UV index in September
Gaya, Niger
- Average UV index in September: 7
The month with the highest UV index is April (UV index 9).
The month with the lowest UV index is December (UV index 6).
Average cloud cover in September
Gaya, Niger
- Average cloud cover in September: 26
The month with the most cloud cover is August (Cloud cover 40).
The month with the least cloud cover is December (Cloud cover 3).
Average visibility in September
Gaya, Niger
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (10km).
The month with the lowest visibility is August (9km).





