Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The advent of September denotes an average high-temperature of a still tropical 34.5°C (94.1°F), subtly different from August's 33.6°C (92.5°F). September witnesses an average nighttime temperature of 26.4°C (79.5°F).Heat index
The heat index value for September is computed to be a burning hot 47°C (116.6°F). Keep wary: Heat cramps along with heat exhaustion are expected. Heatstroke is a possible outcome of ongoing activity.For clarity, heat index numbers account for light winds and areas under shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', takes into account both air temperature and humidity to illustrate what people actually feel. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. 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 important for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.
Humidity
In September, the average relative humidity is 67%.Rainfall
In Bayakh, in September, it is raining for 13.5 days, with typically 61mm (2.4") of accumulated precipitation. Throughout the year, there are 47.2 rainfall days, and 182mm (7.17") of precipitation is accumulated.Daylight
In Bayakh, the average length of the day in September is 12h and 13min.On the first day of September in Bayakh, sunrise is at 06:56 and sunset at 19:20. On the last day of the month, sunrise is at 06:58 and sunset at 18:58 GMT.
Sunshine
In September, the average sunshine is 9.1h.UV index
September and October, with an average maximum UV index of 8, are months with the highest UV index. A UV Index of 8 to 10 symbolizes a very high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A daily maximum UV index of 8 in September translates into the following instructions:
Always remain cautious. Unprotected skin and eyes are prone to swift harm. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the average humidity in September?
How many days does it rain in September?
How many hours of daylight does Bayakh have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Bayakh have in September?
When is the highest UV index?
What is the UV index intensity in September?
Average temperature in September
Bayakh, Senegal
- Average high temperature in September: 34.5°C
The warmest month (with the highest average high temperature) is October (37.2°C).
The month with the lowest average high temperature is January (32.8°C).
- Average low temperature in September: 26.4°C
The months with the highest average low temperature are September and October (26.4°C).
The coldest month (with the lowest average low temperature) is January (18.2°C).
Average pressure in September
Bayakh, Senegal
- Average pressure in September: 1011.6mbar
The month with the highest atmospheric pressure is January (1013.8mbar).
The months with the lowest atmospheric pressure are April and May (1010.7mbar).
Average wind speed in September
Bayakh, Senegal
- Average wind speed in September: 12.2km/h
The windiest month (with the highest average wind speed) is April (18.1km/h).
The calmest month (with the lowest average wind speed) is September (12.2km/h).
Average humidity in September
Bayakh, Senegal
- Average humidity in September: 67%
The month with the highest relative humidity is August (68%).
The month with the lowest relative humidity is January (22%).
Average rainfall in September
Bayakh, Senegal
- Average rainfall in September: 61mm
The wettest month (with the highest rainfall) is August (68mm).
The driest months (with the least rainfall) are January, February, May and December (0mm).
Average rainfall days in September
Bayakh, Senegal
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is August (13.6 days).
The month with the least rainy days is January (0.2 days).
Average daylight in September /
Average sunshine in September
Bayakh, Senegal
- Average daylight in September: 12h and 1min
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: 9h and 1min
The month with the most sunshine is May (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 8h and 48min).
Average sunshine days in September
Bayakh, Senegal
- Average sunshine days in September: 15.4 days
The month with the most sunshine days is January (30.7 days).
The month with the least sunshine days is August (14.7 days).
Average UV index in September
Bayakh, Senegal
- Average UV index in September: 8
The months with the highest UV index are September and October (UV index 8).
The month with the lowest UV index is December (UV index 6).
Average cloud cover in September
Bayakh, Senegal
- Average cloud cover in September: 25
The month with the most cloud cover is August (Cloud cover 32).
The months with the least cloud cover are April and May (Cloud cover 6).
Average visibility in September
Bayakh, 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).
