August weather forecast
Ilhéu do Mancebo, Guinea-Bissau

August

Weather in August

The last month of the summer, August, is also a moderately hot month in Ilhéu do Mancebo, Guinea-Bissau, with an average temperature fluctuating between 25°C (77°F) and 29.6°C (85.3°F).

Temperature

Ilhéu do Mancebo's August weather, with an average high temperature of 29.6°C (85.3°F) and an average low temperature of 25°C (77°F), tends to be the coldest of the year.

Heat index

In August, the average heat index is evaluated at a very hot 37°C (98.6°F). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

With an average relative humidity of 82%, August is the most humid month in Ilhéu do Mancebo.

Rainfall

August is the month with the most rainfall in Ilhéu do Mancebo. Rain falls for 26.9 days and accumulates 270mm (10.63") of precipitation.

Daylight

The average length of the day in August is 12h and 30min.
On the first day of the month, sunrise is at 06:49 and sunset at 19:27. On the last day of August, in Ilhéu do Mancebo, sunrise is at 06:51 and sunset at 19:12 GMT.

Sunshine

With an average of 6.1h of sunshine, August has the least sunshine of the year in Ilhéu do Mancebo.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 7 in August leads to these recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

What are the coldest months in Ilhéu do Mancebo?
August is the month when Ilhéu do Mancebo, Guinea-Bissau, sees the average lowest temperatures, with a high of 29.6°C (85.3°F) and a low of 25°C (77°F).
How hot does it get in Ilhéu do Mancebo in August?
In Ilhéu do Mancebo, in August, the average high-temperature is 29.6°C (85.3°F), and the average low-temperature is 25°C (77°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in August is evaluated at 37°C (98.6°F).
What is the most humid month in Ilhéu do Mancebo?
With an average relative humidity of 82%, August is the most humid month in Ilhéu do Mancebo, Guinea-Bissau.
What is the average humidity in August in Ilhéu do Mancebo?
In Ilhéu do Mancebo, the average relative humidity in August is 82%.
What is the wettest month in Ilhéu do Mancebo?
August is the month with the most rainfall. Rain falls for 26.9 days and accumulates 270mm (10.63") of precipitation.
How many days does it rain in August in Ilhéu do Mancebo?
In August, in Ilhéu do Mancebo, the rain falls for 26.9 days. Throughout August, 270mm (10.63") of precipitation is accumulated.
How many hours of daylight does Ilhéu do Mancebo have in August?
In August, the average day length in Ilhéu do Mancebo, Guinea-Bissau, is 12h and 30min.
When is the sunrise / sunset in August in Ilhéu do Mancebo?
On the first day of August, sunrise is at 06:49 and sunset at 19:27. On the last day of the month, sunrise is at 06:51 and sunset at 19:12 GMT.
What is the month with the least sunshine in Ilhéu do Mancebo?
August has the least sunshine of the year in Ilhéu do Mancebo, with an average of 6.1h of sunshine.
How many hours of sunshine does Ilhéu do Mancebo have in August?
In Ilhéu do Mancebo, Guinea-Bissau, the average sunshine duration in August is 6.1h.
What are the months with the highest UV index in Ilhéu do Mancebo?
The months with the highest UV index in Ilhéu do Mancebo are January through December, with an average maximum UV index of 7.
When is the lowest UV index in Ilhéu do Mancebo?
January through December, with an average maximum UV index of 7, are months with the lowest UV index.
How high is the UV index in August in Ilhéu do Mancebo?
The average daily maximum UV index in August in Ilhéu do Mancebo is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health 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 August
Ilhéu do Mancebo, Guinea-Bissau
  • Average high temperature in August: 29.6°C

The warmest month (with the highest average high temperature) is March (35.5°C).
The month with the lowest average high temperature is August (29.6°C).

  • Average low temperature in August: 25°C

The month with the highest average low temperature is June (26°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).

Average pressure in August
Ilhéu do Mancebo, Guinea-Bissau
  • Average pressure in August: 1012.4mbar

The month with the highest atmospheric pressure is July (1012.9mbar).
The months with the lowest atmospheric pressure are March and April (1010.1mbar).

Average wind speed in August
Ilhéu do Mancebo, Guinea-Bissau
  • Average wind speed in August: 12.1km/h

The windiest month (with the highest average wind speed) is June (13.2km/h).
The calmest months (with the lowest average wind speed) are October and November (9km/h).

Average humidity in August
Ilhéu do Mancebo, Guinea-Bissau
  • Average humidity in August: 82%

The month with the highest relative humidity is August (82%).
The month with the lowest relative humidity is January (32%).

Average rainfall in August
Ilhéu do Mancebo, Guinea-Bissau
  • Average rainfall in August: 270mm

The wettest month (with the highest rainfall) is August (270mm).
The driest months (with the least rainfall) are January and February (0mm).

Average rainfall days in August
Ilhéu do Mancebo, Guinea-Bissau
  • Average rainfall days in August: 26.9 days

The month with the highest number of rainy days is August (26.9 days).
The month with the least rainy days is January (0.3 days).

Average daylight in August /
Average sunshine in August
Ilhéu do Mancebo, Guinea-Bissau
  • Average daylight in August: 12h and 3min

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 30min).

  • Average sunshine in August: 6h and 1min

The months with the most sunshine are March, April and May (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 6min).

Average sunshine days in August
Ilhéu do Mancebo, Guinea-Bissau
  • Average sunshine days in August: 2.9 days

The month with the most sunshine days is January (30.7 days).
The month with the least sunshine days is August (2.9 days).

Average UV index in August
Ilhéu do Mancebo, Guinea-Bissau
  • Average UV index in August: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in August
Ilhéu do Mancebo, Guinea-Bissau
  • Average cloud cover in August: 57

The month with the most cloud cover is August (Cloud cover 57).
The months with the least cloud cover are March and April (Cloud cover 7).

Average visibility in August
Ilhéu do Mancebo, Guinea-Bissau
  • Average visibility in August: 9km

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (10km).
The months with the lowest visibility are July and August (9km).

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