September weather forecastFouala, Guinea
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Fouala, Guinea, with temperature in the range of an average high of 28.7°C (83.7°F) and an average low of 20.5°C (68.9°F).Temperature
The dawn of September sees an average high-temperature of a still warm 28.7°C (83.7°F), subtly contrasting with August's 28°C (82.4°F). In Fouala, September nights cool down to an average of 20.5°C (68.9°F).Heat index
September's mean heat index is calculated to be a torrid 35°C (95°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gives an indication of how one might feel in terms of heat after considering humidity. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.
Humidity
The average relative humidity in September is 87%.Rainfall
In September, the rain falls for 25.6 days. Throughout September, 156mm (6.14") of precipitation is accumulated. Throughout the year, there are 163.8 rainfall days, and 892mm (35.12") of precipitation is accumulated.Daylight
In Fouala, the average length of the day in September is 12h and 10min.On the first day of September, sunrise is at 06:24 and sunset at 18:41. On the last day of the month, sunrise is at 06:21 and sunset at 18:24 GMT.
Sunshine
The average sunshine in September is 7.4h.UV index
July through September, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 6 in September leads to these guidelines:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Fouala, Guinea
- Average high temperature in September: 28.7°C
The warmest month (with the highest average high temperature) is March (37.5°C).
The month with the lowest average high temperature is August (28°C).
- Average low temperature in September: 20.5°C
The month with the highest average low temperature is April (23.9°C).
The coldest month (with the lowest average low temperature) is December (18.4°C).
Average pressure in September
Fouala, Guinea
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is July (1013.3mbar).
The months with the lowest atmospheric pressure are March and April (1009.5mbar).
Average wind speed in September
Fouala, Guinea
- Average wind speed in September: 5.7km/h
The windiest month (with the highest average wind speed) is February (8.9km/h).
The calmest month (with the lowest average wind speed) is September (5.7km/h).
Average humidity in September
Fouala, Guinea
- Average humidity in September: 87%
The month with the highest relative humidity is August (88%).
The month with the lowest relative humidity is January (19%).
Average rainfall in September
Fouala, Guinea
- Average rainfall in September: 156mm
The wettest month (with the highest rainfall) is August (223mm).
The driest month (with the least rainfall) is December (0mm).
Average rainfall days in September
Fouala, Guinea
- Average rainfall days in September: 25.6 days
The month with the highest number of rainy days is August (27.3 days).
The month with the least rainy days is December (0.4 days).
Average daylight in September /
Average sunshine in September
Fouala, Guinea
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in September: 7h and 24min
The month with the most sunshine is December (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 12min).
Average sunshine days in September
Fouala, Guinea
- Average sunshine days in September: 3.4 days
The month with the most sunshine days is December (30.6 days).
The month with the least sunshine days is August (2.3 days).
Average UV index in September
Fouala, Guinea
- Average UV index in September: 6
The months with the highest UV index are March and April (UV index 8).
The months with the lowest UV index are July, August and September (UV index 6).
Average cloud cover in September
Fouala, Guinea
- Average cloud cover in September: 51
The month with the most cloud cover is August (Cloud cover 63).
The month with the least cloud cover is December (Cloud cover 6).
Average visibility in September
Fouala, Guinea
- Average visibility in September: 7km
The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are August and September (7km).





