September weather forecast and climate
Vila do Maio, Cape Verde

Weather in September

The first month of the autumn, September, is still a warm month in Vila do Maio, Cape Verde, with average temperature fluctuating between 25.8°C (78.4°F) and 28.1°C (82.6°F).

Temperature

In September, the average high-temperature is practically the same as in August - a still warm 28.1°C (82.6°F). The average low-temperature, in Vila do Maio, is 25.8°C (78.4°F).

Heat index

In September, the average heat index is evaluated at a hot 32.2°C (90°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. 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 'apparent temperature', 'felt air temperature', 'real feel', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like activity, differences in body mass, height, and shape, wind, and metabolic differences affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

Months with the highest humidity are June through September, with an average relative humidity of 79%.

Rainfall

The month with the most rainfall is September when the rain falls for 13.1 days and typically aggregates up to 50mm (1.97") of precipitation.

Sea temperature

In Vila do Maio, in September, the average water temperature is 27.2°C (81°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In Vila do Maio, the average length of the day is 12.2h.

Sunshine

In Vila do Maio, the average sunshine is 8h.

UV index

August through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in September in Vila do Maio?

In September, in Vila do Maio, the average high-temperature is 28.1°C (82.6°F), and the average low-temperature is 25.8°C (78.4°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is evaluated at 32.2°C (90°F).

What are the most humid months in Vila do Maio?

Months with the highest humidity are June through September, with an average relative humidity of 79%.

What is the average humidity in September in Vila do Maio?

In September, the average relative humidity in Vila do Maio is 79%.

What is the rainiest month in Vila do Maio?

The month with the most rainfall is September when the rain falls for 13.1 days and typically aggregates up to 50mm (1.97") of precipitation.

How much does it rain in Vila do Maio in September?

In Vila do Maio, in September, it is raining for 13.1 days, with typically 50mm (1.97") of accumulated precipitation.

How warm is the water in September in Vila do Maio?

In Vila do Maio, in September, the average water temperature is 27.2°C (81°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Vila do Maio have in September?

The average length of the day in September in Vila do Maio is 12.2h.

How many hours of sunshine does Vila do Maio have in September?

In September, the average sunshine in Vila do Maio, Cape Verde, is 8h.

When is the highest UV index in Vila do Maio?

Months with the highest UV index are August through November, with an average maximum UV index of 7.

What is the UV index intensity in September in Vila do Maio?

In Vila do Maio, Cape Verde, the average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in September
Vila do Maio, Cape Verde

Average temperature in September - Vila do Maio, Cape Verde
  • Average high temperature in September: 28.1°C

The warmest month (with the highest average high temperature) is October (28.4°C).
Months with the lowest average high temperature are February and March (23.7°C).

  • Average low temperature in September: 25.8°C

Months with the highest average low temperature are September and October (25.8°C).
The coldest month (with the lowest average low temperature) is February (20.9°C).

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Average pressure in September
Vila do Maio, Cape Verde

Average pressure in September - Vila do Maio, Cape Verde
  • Average pressure in September: 1012.5mbar

The month with the highest atmospheric pressure is January (1015.2mbar).
The month with the lowest atmospheric pressure is September (1012.5mbar).

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Average wind speed in September
Vila do Maio, Cape Verde

Average wind speed in September - Vila do Maio, Cape Verde
  • Average wind speed in September: 16.1km/h

The windiest month (with the highest average wind speed) is February (25.8km/h).
The calmest month (with the lowest average wind speed) is August (14km/h).

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Average humidity in September
Vila do Maio, Cape Verde

Average humidity in September - Vila do Maio, Cape Verde
  • Average humidity in September: 79%

Months with the highest relative humidity are June, July, August and September (79%).
The month with the lowest relative humidity is January (69%).

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Average rainfall in September
Vila do Maio, Cape Verde

Average rainfall in September - Vila do Maio, Cape Verde
  • Average rainfall in September: 50mm

The wettest month (with the highest rainfall) is September (50mm).
The driest months (with the least rainfall) are January, March and May (1mm).

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Average rainfall days in September
Vila do Maio, Cape Verde

Average rainfall days in September - Vila do Maio, Cape Verde
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is September (13.1 days).
The month with the least rainy days is January (0.7 days).

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Average sea temperature in September
Vila do Maio, Cape Verde

Average sea temperature in September - Vila do Maio, Cape Verde
  • Average sea temperature in September: 27.2°C

The best month for swimming (with the highest average sea temperature) is October (27.5°C).
The coldest months (with the lowest average sea temperature) are March and April (23.2°C).

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Average daylight in September /
Average sunshine in September
Vila do Maio, Cape Verde

Average daylight in September / Average sunshine in September - Vila do Maio, Cape Verde
  • Average daylight in September: 12.2h

The month with the longest days is June (Average daylight: 13h).
The month with the shortest days is December (Average daylight: 11.2h).

  • Average sunshine in September: 8h

The month with the most sunshine is May (Average sunshine: 9.9h).
The month with the least sunshine is August (Average sunshine: 7h).

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Average sunshine days in September
Vila do Maio, Cape Verde

Average sunshine days in September - Vila do Maio, Cape Verde
  • Average sunshine days in September: 13.1 days

Months with the most sunshine days are January and May (29.3 days).
The month with the least sunshine days is September (13.1 days).

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Average UV index in September
Vila do Maio, Cape Verde

Average UV index in September - Vila do Maio, Cape Verde
  • Average UV index in September: 7

Months with the highest UV index are August, September, October and November (UV index 7).
Months with the lowest UV index are January, February, March, April, May, June, July and December (UV index 6).

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Average cloud cover in September
Vila do Maio, Cape Verde

Average cloud cover in September - Vila do Maio, Cape Verde
  • Average cloud cover in September: 44

The month with the most cloud cover is August (Cloud cover 52).
The month with the least cloud cover is May (Cloud cover 13).

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Average visibility in September
Vila do Maio, Cape Verde

Average visibility in September - Vila do Maio, Cape Verde
  • Average visibility in September: 10km

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

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