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
Sambailo, Guinea, observes a minor difference in average high-temperatures between August's 31.2°C (88.2°F) and September's 31.9°C (89.4°F). Throughout September, the average low-temperature in Sambailo, Guinea, records at a pleasant 22.5°C (72.5°F).Heat index
September's mean heat index is appraised at a burning hot 45°C (113°F). Note: Heat exhaustion and heat cramps are probable. Heatstroke can follow with prolonged activity.For clarity, heat index numbers account for light winds and areas under shade. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. 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.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.
Humidity
In Sambailo, the average relative humidity in September is 82%.Rainfall
In Sambailo, in September, it is raining for 24.5 days, with typically 139mm (5.47") of accumulated precipitation. Throughout the year, there are 115.7 rainfall days, and 635mm (25") of precipitation is accumulated.Daylight
In Sambailo, the average length of the day in September is 12h and 12min.On the first day of September, sunrise is at 06:42 and sunset at 19:03. On the last day of the month, sunrise is at 06:42 and sunset at 18:43 GMT.
Sunshine
In September, the average sunshine in Sambailo is 8.6h.UV index
In September, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In September, the UV index of 7 transforms into the following advice:
Shun overexposure. Protection from sun ravages is indispensable. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
How hot is it in Sambailo in September?
What is the average humidity in September in Sambailo?
How many days does it rain in September in Sambailo?
What is the average length of the day in September in Sambailo?
What time are sunrise and sunset in September in Sambailo?
How long on average sun shines in September in Sambailo?
What is the UV index reading in September in Sambailo?
Average temperature in September
Sambailo, Guinea
- Average high temperature in September: 31.9°C
The warmest month (with the highest average high temperature) is April (41.6°C).
The month with the lowest average high temperature is August (31.2°C).
- Average low temperature in September: 22.5°C
The month with the highest average low temperature is May (26.9°C).
The coldest month (with the lowest average low temperature) is January (19.1°C).
Average pressure in September
Sambailo, Guinea
- Average pressure in September: 1012.5mbar
The months with the highest atmospheric pressure are July and August (1012.7mbar).
The month with the lowest atmospheric pressure is April (1009mbar).
Average wind speed in September
Sambailo, Guinea
- Average wind speed in September: 5.2km/h
The windiest month (with the highest average wind speed) is May (9.3km/h).
The calmest month (with the lowest average wind speed) is November (5km/h).
Average humidity in September
Sambailo, Guinea
- Average humidity in September: 82%
The month with the highest relative humidity is August (83%).
The months with the lowest relative humidity are January and February (16%).
Average rainfall in September
Sambailo, Guinea
- Average rainfall in September: 139mm
The wettest month (with the highest rainfall) is August (197mm).
The driest months (with the least rainfall) are January and December (0mm).
Average rainfall days in September
Sambailo, Guinea
- Average rainfall days in September: 24.5 days
The month with the highest number of rainy days is August (26.5 days).
The month with the least rainy days is January (0.2 days).
Average daylight in September /
Average sunshine in September
Sambailo, Guinea
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is March (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in September
Sambailo, Guinea
- Average sunshine days in September: 4.2 days
The months with the most sunshine days are January and December (30.8 days).
The month with the least sunshine days is August (3.3 days).
Average UV index in September
Sambailo, Guinea
- Average UV index in September: 7
The months with the highest UV index are February, March, April and May (UV index 8).
The month with the lowest UV index is August (UV index 6).
Average cloud cover in September
Sambailo, Guinea
- Average cloud cover in September: 36
The month with the most cloud cover is August (Cloud cover 48).
The month with the least cloud cover is March (Cloud cover 6).
Average visibility in September
Sambailo, Guinea
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are August and September (8km).
Sambailo, Guinea
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