September weather forecastMayeye, Congo
September
Weather in September
The first month of the spring, September, is still a tropical month in Mayeye, Congo, with an average temperature varying between 30.8°C (87.4°F) and 21.3°C (70.3°F).Temperature
Peak temperatures are observed in August and September, averaging a high-temperature of 30.8°C (87.4°F).Heat index
The heat index value for September is appraised at a torrid 37°C (98.6°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.Research indicates the heat index considers values in shaded locales and with light winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely 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.
The human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.
Humidity
In September, the average relative humidity is 70%.Rainfall
In Mayeye, during September, the rain falls for 16.5 days and regularly aggregates up to 35mm (1.38") of precipitation. In Mayeye, during the entire year, the rain falls for 266.8 days and collects up to 1778mm (70") of precipitation.Daylight
In September, the average length of the day in Mayeye, Congo, is 12h and 5min.On the first day of September, sunrise is at 06:03 and sunset at 18:06. On the last day of the month, sunrise is at 05:51 and sunset at 17:59 WAT.
Sunshine
The average sunshine in September is 7.5h.UV index
The months with the highest UV index are January through September and November, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 6 during September leads to these advisories:
Ward off overexposure. Defence against solar harm is crucial. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Mayeye, Congo
- Average high temperature in September: 30.8°C
The warmest months (with the highest average high temperature) are August and September (30.8°C).
The month with the lowest average high temperature is December (28.2°C).
- Average low temperature in September: 21.3°C
The month with the highest average low temperature is October (21.5°C).
The coldest month (with the lowest average low temperature) is July (18.6°C).
Average pressure in September
Mayeye, Congo
- Average pressure in September: 1012.9mbar
The month with the highest atmospheric pressure is July (1014.1mbar).
The month with the lowest atmospheric pressure is February (1010.6mbar).
Average wind speed in September
Mayeye, Congo
- Average wind speed in September: 7.6km/h
The windiest month (with the highest average wind speed) is August (7.8km/h).
The calmest months (with the lowest average wind speed) are April and May (4.1km/h).
Average humidity in September
Mayeye, Congo
- Average humidity in September: 70%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (67%).
Average rainfall in September
Mayeye, Congo
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is November (314mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in September
Mayeye, Congo
- Average rainfall days in September: 16.5 days
The month with the highest number of rainy days is January (30.8 days).
The month with the least rainy days is July (3.6 days).
Average daylight in September /
Average sunshine in September
Mayeye, Congo
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 11h and 54min).
- Average sunshine in September: 7h and 30min
The month with the most sunshine is July (Average sunshine: 8h and 18min).
The month with the least sunshine is October (Average sunshine: 4h and 42min).
Average sunshine days in September
Mayeye, Congo
- Average sunshine days in September: 10.4 days
The month with the most sunshine days is July (24.6 days).
The month with the least sunshine days is January (0.1 days).
Average UV index in September
Mayeye, Congo
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September and November (UV index 6).
The months with the lowest UV index are October and December (UV index 5).
Average cloud cover in September
Mayeye, Congo
- Average cloud cover in September: 55
The months with the most cloud cover are October and November (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in September
Mayeye, Congo
- Average visibility in September: 10km
The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, March, April, May, November and December (6km).





