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
September is marked by an average high-temperature of a still warm 27.4°C (81.3°F), almost identical to the preceding month. Boola cools down to an average low-temperature of 20°C (68°F) throughout the month of September.Heat index
The heat index value during September is estimated at a tropical 32°C (89.6°F). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.The standards for the heat index are set for locations in shade and under light breezes. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Humidity
The months with the highest humidity are August and September, with an average relative humidity of 92%.Rainfall
The month with the most rainfall in Boola, Guinea, is September, when the rain falls for 29.8 days and typically aggregates up to 250mm (9.84") of precipitation.Daylight
In September, the average length of the day is 12h and 10min.On the first day of September, sunrise is at 06:26 and sunset at 18:42. On the last day of the month, sunrise is at 06:23 and sunset at 18:26 GMT.
Sunshine
The average sunshine in September is 5.4h.UV index
May through September, with an average maximum UV index of 5, are months with the lowest UV index in Boola. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the UV index of 5 transforms into the following advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. To guard against the harmful effects of the Sun, minimize exposure during midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the temperature in September in Boola?
What are the most humid months in Boola?
What is the average humidity in September in Boola?
What is the rainiest month in Boola?
How much does it rain in Boola in September?
How many hours of daylight does Boola have in September?
When are sunrise and sunset in September in Boola?
How many hours of sunshine does Boola have in September?
What are the months with the lowest UV index in Boola?
What is the UV index intensity in September in Boola?
Average temperature in September
Boola, Guinea
- Average high temperature in September: 27.4°C
The warmest month (with the highest average high temperature) is February (34.7°C).
The month with the lowest average high temperature is August (26.1°C).
- Average low temperature in September: 20°C
The months with the highest average low temperature are April and May (21.3°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).
Average pressure in September
Boola, Guinea
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is July (1014.5mbar).
The months with the lowest atmospheric pressure are February and March (1010.8mbar).
Average wind speed in September
Boola, Guinea
- Average wind speed in September: 4.5km/h
The windiest month (with the highest average wind speed) is August (5.7km/h).
The calmest months (with the lowest average wind speed) are October and November (3.8km/h).
Average humidity in September
Boola, Guinea
- Average humidity in September: 92%
The months with the highest relative humidity are August and September (92%).
The month with the lowest relative humidity is January (47%).
Average rainfall in September
Boola, Guinea
- Average rainfall in September: 250mm
The wettest month (with the highest rainfall) is September (250mm).
The driest month (with the least rainfall) is December (3mm).
Average rainfall days in September
Boola, Guinea
- Average rainfall days in September: 29.8 days
The month with the highest number of rainy days is August (30.5 days).
The month with the least rainy days is December (3 days).
Average daylight in September /
Average sunshine in September
Boola, Guinea
- 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: 5h and 2min
The months with the most sunshine are January and December (Average sunshine: 9h and 48min).
The month with the least sunshine is August (Average sunshine: 3h and 48min).
Average sunshine days in September
Boola, Guinea
- Average sunshine days in September: 0.1 days
The month with the most sunshine days is December (26.7 days).
The month with the least sunshine days is September (0.1 days).
Average UV index in September
Boola, Guinea
- Average UV index in September: 5
The months with the highest UV index are January, February and March (UV index 7).
The months with the lowest UV index are May, June, July, August and September (UV index 5).
Average cloud cover in September
Boola, Guinea
- Average cloud cover in September: 76
The month with the most cloud cover is August (Cloud cover 84).
The month with the least cloud cover is December (Cloud cover 14).
Average visibility in September
Boola, Guinea
- Average visibility in September: 6km
The months with the highest visibility are January, February and December (9km).
The months with the lowest visibility are May, June, July, August, September and October (6km).
Boola, Guinea
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