September weather forecastGouchi, Niger
September
Weather in September
September in Gouchi witnesses a withdrawal of the rainy season, evidenced by a decrease in rainfall and cloud cover. With falling rain levels and humidity, the city gradually returns to clear skies. A notable feature is the modest decrease in atmospheric pressure. In September, Gouchi experiences 19mm (0.75") rainfall, which, although significantly lesser than August, contributes to soil nourishment. These changing weather patterns make September a transition month receding from the rainy season to drier periods.Temperature
The arrival of September records an average high-temperature of a very hot 36.7°C (98.1°F), closely related to the 34°C (93.2°F) observed in August. In Gouchi, the nighttime temperature averages to a moderately hot 27.5°C (81.5°F) during September.Humidity
The average relative humidity in September is 39%.Rainfall
In Gouchi, in September, during 5.7 rainfall days, 19mm (0.75") of precipitation is typically accumulated. In Gouchi, Niger, during the entire year, the rain falls for 44.6 days and collects up to 169mm (6.65") of precipitation.Daylight
The average length of the day in September is 12h and 12min.On the first day of September, sunrise is at 06:10 and sunset at 18:32. On the last day of the month, sunrise is at 06:11 and sunset at 18:12 WAT.
Sunshine
In Gouchi, the average sunshine in September is 9.8h.UV index
March through July, September and October, with an average maximum UV index of 8, are months with the highest UV index. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 8 in September translates into this advice:
Always safeguard yourself; without protection, skin and eyes can get damaged instantly. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gouchi, Niger
- Average high temperature in September: 36.7°C
The warmest month (with the highest average high temperature) is April (41°C).
The month with the lowest average high temperature is December (31.2°C).
- Average low temperature in September: 27.5°C
The month with the highest average low temperature is June (29.8°C).
The coldest month (with the lowest average low temperature) is January (14.5°C).
Average pressure in September
Gouchi, Niger
- Average pressure in September: 1009.9mbar
The month with the highest atmospheric pressure is January (1014.1mbar).
The months with the lowest atmospheric pressure are April and May (1007.4mbar).
Average wind speed in September
Gouchi, Niger
- Average wind speed in September: 11.4km/h
The windiest month (with the highest average wind speed) is December (17.6km/h).
The calmest month (with the lowest average wind speed) is September (11.4km/h).
Average humidity in September
Gouchi, Niger
- Average humidity in September: 39%
The month with the highest relative humidity is August (52%).
The month with the lowest relative humidity is March (11%).
Average rainfall in September
Gouchi, Niger
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is August (86mm).
The driest months (with the least rainfall) are January, February, March, November and December (0mm).
Average rainfall days in September
Gouchi, Niger
- Average rainfall days in September: 5.7 days
The month with the highest number of rainy days is August (15.1 days).
The months with the least rainy days are February, November and December (0 days).
Average daylight in September /
Average sunshine in September
Gouchi, Niger
- Average daylight in September: 12h and 12min
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 18min).
- Average sunshine in September: 9h and 48min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is November (Average sunshine: 7h and 42min).
Average sunshine days in September
Gouchi, Niger
- Average sunshine days in September: 23.4 days
The month with the most sunshine days is December (31 days).
The month with the least sunshine days is August (14.4 days).
Average UV index in September
Gouchi, Niger
- Average UV index in September: 8
The months with the highest UV index are March, April, May, June, July, September and October (UV index 8).
The months with the lowest UV index are January and December (UV index 6).
Average cloud cover in September
Gouchi, Niger
- Average cloud cover in September: 15
The month with the most cloud cover is August (Cloud cover 30).
The months with the least cloud cover are January, February, November and December (Cloud cover 3).
Average visibility in September
Gouchi, Niger
- 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).





