September weather forecastEdou, Congo
September
Weather in September
The tropical climate resumes its hold over Edou in September. The temperature reaches 31.4°C (88.5°F) at the highest point and drops to a low of 22.7°C (72.9°F). September is typically the peak of the rain season, so expect frequent showers throughout the month. These conditions contribute to the growth of lush green landscapes in the city. Although the wind speeds have a slight decrease, they contribute to the overall cooling process, mitigating to some extent the effects of the rain and humidity.Temperature
September's average high-temperature stands at a still hot 31.4°C (88.5°F), showing little deviation from August's 32.9°C (91.2°F). Edou encounters an average low-temperature of 22.7°C (72.9°F) during September nights.Heat index
The average heat index in September is estimated at an extremely hot 40°C (104°F). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.Evaluating the heat index requires understanding its values in the shade and with gentle winds. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', gives an indication of how one might feel in terms of heat after considering humidity. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.
Humidity
The average relative humidity in September is 73%.Rainfall
In Edou, in September, it is raining for 27.5 days, with typically 130mm (5.12") of accumulated precipitation. Throughout the year, there are 276.3 rainfall days, and 1248mm (49.13") of precipitation is accumulated.Daylight
In Edou, the average length of the day in September is 12h and 7min.On the first day of September, sunrise is at 05:53 and sunset at 17:58. On the last day of the month, sunrise is at 05:42 and sunset at 17:49 WAT.
Sunshine
The average sunshine in September is 8.4h.UV index
The month with the lowest UV index is September, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. 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. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Edou, Congo
- Average high temperature in September: 31.4°C
The warmest month (with the highest average high temperature) is July (33.3°C).
The month with the lowest average high temperature is November (30°C).
- Average low temperature in September: 22.7°C
The month with the highest average low temperature is August (23.5°C).
The coldest month (with the lowest average low temperature) is November (22.1°C).
Average pressure in September
Edou, Congo
- Average pressure in September: 1011.6mbar
The month with the highest atmospheric pressure is June (1012.1mbar).
The month with the lowest atmospheric pressure is February (1009.3mbar).
Average wind speed in September
Edou, Congo
- Average wind speed in September: 6.1km/h
The windiest month (with the highest average wind speed) is August (6.6km/h).
The calmest month (with the lowest average wind speed) is November (5.1km/h).
Average humidity in September
Edou, Congo
- Average humidity in September: 73%
The months with the highest relative humidity are October and November (81%).
The month with the lowest relative humidity is July (57%).
Average rainfall in September
Edou, Congo
- Average rainfall in September: 130mm
The wettest month (with the highest rainfall) is October (216mm).
The driest month (with the least rainfall) is July (21mm).
Average rainfall days in September
Edou, Congo
- Average rainfall days in September: 27.5 days
The month with the highest number of rainy days is October (30.3 days).
The month with the least rainy days is July (13.2 days).
Average daylight in September /
Average sunshine in September
Edou, Congo
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 6min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is January (Average sunshine: 10h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 36min).
Average sunshine days in September
Edou, Congo
- Average sunshine days in September: 1.4 days
The month with the most sunshine days is July (15.9 days).
The month with the least sunshine days is October (0.4 days).
Average UV index in September
Edou, Congo
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 7).
The month with the lowest UV index is September (UV index 6).
Average cloud cover in September
Edou, Congo
- Average cloud cover in September: 40
The month with the most cloud cover is October (Cloud cover 47).
The months with the least cloud cover are June and July (Cloud cover 27).
Average visibility in September
Edou, Congo
- Average visibility in September: 9km
The months with the highest visibility are February, June, July and August (10km).
The months with the lowest visibility are October and November (8km).








