September weather forecast
Sarube, Guinea-Bissau

September

Weather in September

September, the first month of the autumn in Sarube, is still a hot month, with an average temperature fluctuating between 23.6°C (74.5°F) and 31.4°C (88.5°F).

Temperature

Sarube records an average high-temperature of a still tropical 31.4°C (88.5°F) as September arrives, nearly mirroring the previous month's climate. Throughout the month of September, Sarube expects an average low of 23.6°C (74.5°F).

Heat index

During September, the heat index is computed to be a blistering 44°C (111.2°F). Take caution: Heat exhaustion and heat cramps are probable. Heatstroke may be imminent with ongoing effort.
Heat index determinations are made taking into account the shade and light air movements. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

The months with the highest humidity are August and September, with an average relative humidity of 84%.

Rainfall

In Sarube, in September, during 24.5 rainfall days, 153mm (6.02") of precipitation is typically accumulated. In Sarube, during the entire year, the rain falls for 111.2 days and collects up to 710mm (27.95") of precipitation.

Daylight

In September, the average length of the day is 12h and 11min.
On the first day of September, sunrise is at 06:51 and sunset at 19:12. On the last day of the month, sunrise is at 06:51 and sunset at 18:52 GMT.

Sunshine

The average sunshine in September is 7.2h.

UV index

In Sarube, Guinea-Bissau, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 7 during September leads to these instructions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

How hot is September?
An average high-temperature, in September, in Sarube, is 31.4°C (88.5°F) and the average low-temperature is 23.6°C (74.5°F). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is computed to be 44°C (111.2°F).
What are the most humid months?
The months with the highest humidity are August and September, with an average relative humidity of 84%.
What is the average humidity in September?
In Sarube, the average relative humidity in September is 84%.
How much does it rain in September?
In September, the rain falls for 24.5 days. Throughout September, 153mm (6.02") of precipitation is accumulated.
How many hours of daylight does Sarube have in September?
In Sarube, the average day length in September is 12h and 11min.
What time are sunrise and sunset in September?
In September, on the first day of the month, sunrise is at 06:51 and sunset at 19:12. On the last day of the month, sunrise is at 06:51 and sunset at 18:52 GMT.
How many hours of sunshine does Sarube have in September?
The average sunshine duration in September is 7.2h.
What is the UV index reading in September?
The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Sarube, Guinea-Bissau
Average temperature in September
Sarube, Guinea-Bissau
  • Average high temperature in September: 31.4°C

The warmest month (with the highest average high temperature) is April (40.3°C).
The month with the lowest average high temperature is August (30.5°C).

  • Average low temperature in September: 23.6°C

The month with the highest average low temperature is June (25.3°C).
The coldest month (with the lowest average low temperature) is January (20.1°C).

Average pressure in September - Sarube, Guinea-Bissau
Average pressure in September
Sarube, Guinea-Bissau
  • Average pressure in September: 1012.2mbar

The month with the highest atmospheric pressure is July (1012.7mbar).
The month with the lowest atmospheric pressure is April (1009.8mbar).

Average wind speed in September - Sarube, Guinea-Bissau
Average wind speed in September
Sarube, Guinea-Bissau
  • Average wind speed in September: 6.9km/h

The windiest month (with the highest average wind speed) is June (10.1km/h).
The calmest month (with the lowest average wind speed) is October (6.5km/h).

Average humidity in September - Sarube, Guinea-Bissau
Average humidity in September
Sarube, Guinea-Bissau
  • Average humidity in September: 84%

The months with the highest relative humidity are August and September (84%).
The month with the lowest relative humidity is January (22%).

Average rainfall in September - Sarube, Guinea-Bissau
Average rainfall in September
Sarube, Guinea-Bissau
  • Average rainfall in September: 153mm

The wettest month (with the highest rainfall) is August (245mm).
The driest months (with the least rainfall) are January, February, March and December (0mm).

Average rainfall days in September - Sarube, Guinea-Bissau
Average rainfall days in September
Sarube, Guinea-Bissau
  • Average rainfall days in September: 24.5 days

The month with the highest number of rainy days is August (27 days).
The month with the least rainy days is January (0.1 days).

Average daylight in September / Average sunshine in September - Sarube, Guinea-Bissau
Average daylight in September /
Average sunshine in September
Sarube, Guinea-Bissau
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in September: 7h and 1min

The month with the most sunshine is April (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 5h and 48min).

Average sunshine days in September - Sarube, Guinea-Bissau
Average sunshine days in September
Sarube, Guinea-Bissau
  • Average sunshine days in September: 3.3 days

The month with the most sunshine days is January (30.8 days).
The month with the least sunshine days is August (2.8 days).

Average UV index in September - Sarube, Guinea-Bissau
Average UV index in September
Sarube, Guinea-Bissau
  • Average UV index in September: 7

The months with the highest UV index are March and April (UV index 8).
The month with the lowest UV index is August (UV index 6).

Average cloud cover in September - Sarube, Guinea-Bissau
Average cloud cover in September
Sarube, Guinea-Bissau
  • Average cloud cover in September: 48

The month with the most cloud cover is August (Cloud cover 59).
The month with the least cloud cover is March (Cloud cover 6).

Average visibility in September - Sarube, Guinea-Bissau
Average visibility in September
Sarube, Guinea-Bissau
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The months with the lowest visibility are August and September (8km).

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