September weather forecast
Santa Cruz, Cape Verde

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Weather in September

September retains August's weather patterns, further intensifying with rainfall reaching up to 50mm (1.97"). The onset of substantial rainfall marks a pronounced shift in the city's climate. This period sees Santa Cruz drenched in frequent showers that invigorate the landscape. On the days when the rain holds off, the city basks in the warmth of the late summer sun. Consequently, September in Santa Cruz is characterized by an engaging mix of warm sun and refreshing rain.

Temperature

September's onset in Santa Cruz records a minor alteration in the average high-temperature to a still moderately hot 28.1°C (82.6°F) from August's 27.6°C (81.7°F). Santa Cruz, during the September nights, maintains an average temperature of 25.8°C (78.4°F), closely aligned with its daytime readings.

Heat index

The heat index value during September is computed to be a tropical 32°C (89.6°F). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

The months with the highest humidity in Santa Cruz are June through September, with an average relative humidity of 79%.

Rainfall

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

Daylight

In Santa Cruz, the average length of the day in September is 12h and 13min.
On the first day of September in Santa Cruz, sunrise is at 06:21 and sunset at 18:46. On the last day of the month, sunrise is at 06:23 and sunset at 18:24 -01.

Sunshine

The average sunshine in September is 8h.

UV index

The months with the highest UV index in Santa Cruz are August through November, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high daily UV index of 7 during September translates into the following directions:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Jan 26, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot is it in Santa Cruz in September?

The high-temperature in Santa Cruz, Cape Verde, during September is 28.1°C (82.6°F) and the low-temperature is 25.8°C (78.4°F). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is computed to be 32°C (89.6°F).

What is the most humid month in Santa Cruz?

The months with the highest humidity in Santa Cruz are June through September, with an average relative humidity of 79%.

What is the average humidity in September in Santa Cruz?

In September, the average relative humidity in Santa Cruz, Cape Verde, is 79%.

What is the wettest month in Santa Cruz?

The month with the most rainfall in Santa Cruz, Cape Verde, 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 Santa Cruz in September?

In Santa Cruz, Cape Verde, in September, it is raining for 13.1 days, with typically 50mm (1.97") of accumulated precipitation.

What is the average length of the day in September in Santa Cruz?

In September, the average day length in Santa Cruz is 12h and 13min.

What time are sunrise and sunset in September in Santa Cruz?

In September, on the first day of the month, sunrise is at 06:21 and sunset at 18:46. On the last day of the month, in Santa Cruz, sunrise is at 06:23 and sunset at 18:24 -01.

How many hours of sunshine does Santa Cruz have in September?

The average sunshine duration in September in Santa Cruz, Cape Verde, is 8h.

What are the months with the highest UV index in Santa Cruz?

The months with the highest UV index in Santa Cruz are August through November, with an average maximum UV index of 7.

What is the UV index reading in September in Santa Cruz?

The average daily maximum UV index in September in Santa Cruz is 7. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.

Average temperature in September
Santa Cruz, Cape Verde

Average temperature in September - Santa Cruz, Cape Verde
  • Average high temperature in September: 28.1°C

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

  • Average low temperature in September: 25.8°C

The 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).

Average pressure in September
Santa Cruz, Cape Verde

Average pressure in September - Santa Cruz, 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).

Average wind speed in September
Santa Cruz, Cape Verde

Average wind speed in September - Santa Cruz, 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).

Average humidity in September
Santa Cruz, Cape Verde

Average humidity in September - Santa Cruz, Cape Verde
  • Average humidity in September: 79%

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

Average rainfall in September
Santa Cruz, Cape Verde

Average rainfall in September - Santa Cruz, 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).

Average rainfall days in September
Santa Cruz, Cape Verde

Average rainfall days in September - Santa Cruz, 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).

Average daylight in September /
Average sunshine in September
Santa Cruz, Cape Verde

Average daylight in September / Average sunshine in September - Santa Cruz, Cape Verde
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in September: 8h and 0min

The month with the most sunshine is May (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 0min).

Average sunshine days in September
Santa Cruz, Cape Verde

Average sunshine days in September - Santa Cruz, Cape Verde
  • Average sunshine days in September: 13.1 days

The 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).

Average UV index in September
Santa Cruz, Cape Verde

Average UV index in September - Santa Cruz, Cape Verde
  • Average UV index in September: 7

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

Average cloud cover in September
Santa Cruz, Cape Verde

Average cloud cover in September - Santa Cruz, 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).

Average visibility in September
Santa Cruz, Cape Verde

Average visibility in September - Santa Cruz, Cape Verde
  • Average visibility in September: 10km

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

Santa Cruz, Cape Verde

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