September weather forecastOyingo, Gabon
September
Weather in September
September, the first month of the spring in Oyingo, is also a hot month, with temperature in the range of an average high of 30.7°C (87.3°F) and an average low of 22.2°C (72°F).Temperature
Upon the onset of September, Oyingo witnesses an average high-temperature of a still tropical 30.7°C (87.3°F), showing a close resemblance to the prior month. Oyingo anticipates an average minimum temperature of 22.2°C (72°F) in the month of September.Heat index
During September, the heat index is computed to be a blistering 40°C (104°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.Heat index details are generally centered around shaded locations and a mild breeze. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. 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 particularly meaningful for babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. 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 heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.
Humidity
In September, the average relative humidity is 80%.Rainfall
In September, in Oyingo, Gabon, the rain falls for 19.2 days. Throughout September, 62mm (2.44") of precipitation is accumulated. In Oyingo, during the entire year, the rain falls for 263 days and collects up to 1311mm (51.61") of precipitation.Daylight
In September, the average length of the day in Oyingo, Gabon, is 12h and 7min.On the first day of September, sunrise is at 06:18 and sunset at 18:24. On the last day of the month, sunrise is at 06:07 and sunset at 18:14 WAT.
Sunshine
With an average of 5.2h of sunshine, September has the least sunshine of the year.UV index
The months with the lowest UV index in Oyingo, Gabon, are March, May through November, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the UV index of 6 transforms into the following advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Oyingo, Gabon
- Average high temperature in September: 30.7°C
The warmest month (with the highest average high temperature) is March (32.6°C).
The months with the lowest average high temperature are June and October (30.1°C).
- Average low temperature in September: 22.2°C
The month with the highest average low temperature is February (23.4°C).
The coldest month (with the lowest average low temperature) is July (20.8°C).
Average pressure in September
Oyingo, Gabon
- Average pressure in September: 1013mbar
The month with the highest atmospheric pressure is July (1014.1mbar).
The months with the lowest atmospheric pressure are February and March (1010.1mbar).
Average wind speed in September
Oyingo, Gabon
- Average wind speed in September: 6km/h
The windiest month (with the highest average wind speed) is August (6.6km/h).
The calmest months (with the lowest average wind speed) are April and May (4.2km/h).
Average humidity in September
Oyingo, Gabon
- Average humidity in September: 80%
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Oyingo, Gabon
- Average rainfall in September: 62mm
The wettest months (with the highest rainfall) are October and November (197mm).
The driest month (with the least rainfall) is July (10mm).
Average rainfall days in September
Oyingo, Gabon
- Average rainfall days in September: 19.2 days
The month with the highest number of rainy days is October (28.3 days).
The month with the least rainy days is July (7.5 days).
Average daylight in September /
Average sunshine in September
Oyingo, Gabon
- 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: 5h and 12min
The month with the most sunshine is February (Average sunshine: 7h and 48min).
The month with the least sunshine is September (Average sunshine: 5h and 12min).
Average sunshine days in September
Oyingo, Gabon
- Average sunshine days in September: 7.8 days
The month with the most sunshine days is July (19.9 days).
The month with the least sunshine days is October (2 days).
Average UV index in September
Oyingo, Gabon
- Average UV index in September: 6
The months with the highest UV index are January, February, April and December (UV index 7).
The months with the lowest UV index are March, May, June, July, August, September, October and November (UV index 6).
Average cloud cover in September
Oyingo, Gabon
- Average cloud cover in September: 71
The month with the most cloud cover is October (Cloud cover 75).
The month with the least cloud cover is February (Cloud cover 53).
Average visibility in September
Oyingo, Gabon
- Average visibility in September: 8km
The month with the highest visibility is August (10km).
The month with the lowest visibility is November (5km).





