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
Weather in September
Temperature
In September, Yende's weather conditions record an average high-temperature of a still warm 27.5°C (81.5°F), demonstrating little divergence from the preceding month. Yende's temperature lowers to a mean of 20.5°C (68.9°F) during the nights in September.Heat index
During September, the heat index is evaluated at a hot 33°C (91.4°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.It is emphasized that the heat index's values are meant for shaded zones with mild winds. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Humidity
In September, the average relative humidity in Yende, Sierra Leone, is 93%.Rainfall
In Yende, in September, it is raining for 30 days, with typically 297mm (11.69") of accumulated precipitation. In Yende, during the entire year, the rain falls for 252.4 days and collects up to 1704mm (67.09") of precipitation.Daylight
The average length of the day in September is 12h and 10min.On the first day of the month, sunrise is at 06:33 and sunset at 18:50. On the last day of September, in Yende, sunrise is at 06:30 and sunset at 18:33 GMT.
Sunshine
In September, the average sunshine is 4.9h.UV index
The average daily maximum UV index in September in Yende is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.Note: In September, the maximum UV index of 6 translates into these guidelines:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
What are September temperatures in Yende?
What is the average humidity in September in Yende?
How many days does it rain in September in Yende?
How many hours of daylight does Yende have in September?
When is the sunrise / sunset in September in Yende?
How many hours of sunshine does Yende have in September?
What is the UV index intensity in September in Yende?
Average temperature in September
Yende, Sierra Leone
- Average high temperature in September: 27.5°C
The warmest month (with the highest average high temperature) is March (36.1°C).
The month with the lowest average high temperature is August (26.1°C).
- Average low temperature in September: 20.5°C
The month with the highest average low temperature is April (22.1°C).
The coldest month (with the lowest average low temperature) is December (17.5°C).
Average pressure in September
Yende, Sierra Leone
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is July (1014.3mbar).
The month with the lowest atmospheric pressure is March (1010.6mbar).
Average wind speed in September
Yende, Sierra Leone
- Average wind speed in September: 4.3km/h
The windiest month (with the highest average wind speed) is April (5.5km/h).
The calmest month (with the lowest average wind speed) is November (3.3km/h).
Average humidity in September
Yende, Sierra Leone
- Average humidity in September: 93%
The month with the highest relative humidity is August (94%).
The month with the lowest relative humidity is January (49%).
Average rainfall in September
Yende, Sierra Leone
- Average rainfall in September: 297mm
The wettest month (with the highest rainfall) is August (319mm).
The driest month (with the least rainfall) is December (7mm).
Average rainfall days in September
Yende, Sierra Leone
- Average rainfall days in September: 30 days
The month with the highest number of rainy days is August (30.8 days).
The months with the least rainy days are January and December (3.3 days).
Average daylight in September /
Average sunshine in September
Yende, Sierra Leone
- Average daylight in September: 12h and 1min
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: 4h and 5min
The month with the most sunshine is January (Average sunshine: 9h and 48min).
The month with the least sunshine is August (Average sunshine: 3h and 0min).
Average sunshine days in September
Yende, Sierra Leone
- Average sunshine days in September: 0 days
The month with the most sunshine days is January (26.1 days).
The month with the least sunshine days is September (0 days).
Average UV index in September
Yende, Sierra Leone
- Average UV index in September: 6
The months with the highest UV index are January, February and March (UV index 7).
The months with the lowest UV index are June, July, August and October (UV index 5).
Average cloud cover in September
Yende, Sierra Leone
- Average cloud cover in September: 78
The month with the most cloud cover is August (Cloud cover 87).
The month with the least cloud cover is January (Cloud cover 13).
Average visibility in September
Yende, Sierra Leone
- Average visibility in September: 5km
The months with the highest visibility are January, February, March and December (9km).
The months with the lowest visibility are August and September (5km).
Yende, Sierra Leone
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