September weather forecastSessene, Senegal
September
Weather in September
The first month of the autumn, September, is also a hot month in Sessene, Senegal, with an average temperature ranging between max 31.4°C (88.5°F) and min 26.1°C (79°F).Temperature
As August transitions into September, Sessene records an average high-temperature of a still tropical 31.4°C (88.5°F), showing a gentle shift from the preceding month. Sessene records a mean low-temperature of 26.1°C (79°F) in September.Heat index
In September, the heat index is calculated to be an extremely hot 41°C (105.8°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.Keep in mind the heat index values are meant for areas in shade and with light wind. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a single figure representing how weather conditions feel when combining temperature and humidity. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.
Humidity
The most humid month is September, with an average relative humidity of 76%.Rainfall
In Sessene, Senegal, during September, the rain falls for 16.2 days and regularly aggregates up to 82mm (3.23") of precipitation. Throughout the year, in Sessene, there are 58.9 rainfall days, and 244mm (9.61") of precipitation is accumulated.Daylight
In Sessene, the average length of the day in September is 12h and 13min.On the first day of the month, sunrise is at 06:55 and sunset at 19:18. On the last day of September, in Sessene, sunrise is at 06:56 and sunset at 18:57 GMT.
Sunshine
The average sunshine in September is 8.5h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Sessene. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The average daily UV index of 7 in September transforms into the following instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sessene, Senegal
- Average high temperature in September: 31.4°C
The warmest month (with the highest average high temperature) is November (34.6°C).
The month with the lowest average high temperature is August (30.8°C).
- Average low temperature in September: 26.1°C
The month with the highest average low temperature is October (26.6°C).
The coldest months (with the lowest average low temperature) are January and February (19.9°C).
Average pressure in September
Sessene, Senegal
- Average pressure in September: 1012mbar
The month with the highest atmospheric pressure is January (1013.1mbar).
The month with the lowest atmospheric pressure is April (1010.8mbar).
Average wind speed in September
Sessene, Senegal
- Average wind speed in September: 12.4km/h
The windiest month (with the highest average wind speed) is April (19.3km/h).
The calmest month (with the lowest average wind speed) is September (12.4km/h).
Average humidity in September
Sessene, Senegal
- Average humidity in September: 76%
The month with the highest relative humidity is September (76%).
The month with the lowest relative humidity is January (31%).
Average rainfall in September
Sessene, Senegal
- Average rainfall in September: 82mm
The wettest month (with the highest rainfall) is August (92mm).
The driest months (with the least rainfall) are January, February and December (0mm).
Average rainfall days in September
Sessene, Senegal
- Average rainfall days in September: 16.2 days
The month with the highest number of rainy days is August (16.8 days).
The month with the least rainy days is January (0 days).
Average daylight in September /
Average sunshine in September
Sessene, Senegal
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in September: 8h and 30min
The month with the most sunshine is May (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 7h and 48min).
Average sunshine days in September
Sessene, Senegal
- Average sunshine days in September: 11.2 days
The month with the most sunshine days is January (31 days).
The months with the least sunshine days are August and September (11.2 days).
Average UV index in September
Sessene, Senegal
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in September
Sessene, Senegal
- Average cloud cover in September: 33
The month with the most cloud cover is August (Cloud cover 43).
The month with the least cloud cover is April (Cloud cover 6).
Average visibility in September
Sessene, Senegal
- 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).





