September weather forecastFajã de Baixo, Cape Verde
September
Weather in September
September's weather in Fajã de Baixo, Cape Verde, still bears the remnants of the summer season. Wind speeds increase to 21.2km/h (13.2mph), blowing away some of the heavy clouds, and reducing cloud coverage to 39%. The UV index of 7 continues from August, suggesting a persistence of potentially harmful solar radiations. The average temperature spans between 25.7°C (78.3°F) to 26.7°C (80.1°F), while rainfall slightly drops comparing to August. The percentage of sunshine days persists around the year average, making September still a pleasant month.Temperature
The transition into September marks the average high-temperature at a still moderately hot 26.5°C (79.7°F), differing minimally from August's 26°C (78.8°F). Fajã de Baixo's nighttime temperatures in September settle close to daytime highs at an average of 25.7°C (78.3°F).Humidity
July through September, with an average relative humidity of 82%, are the most humid months.Rainfall
The month with the most rainfall is September, when the rain falls for 9.1 days and typically aggregates up to 31mm (1.22") of precipitation.Daylight
In Fajã de Baixo, the average length of the day in September is 12h and 14min.On the first day of September in Fajã de Baixo, sunrise is at 06:23 and sunset at 18:50. On the last day of the month, sunrise is at 06:27 and sunset at 18:26 -01.
Sunshine
The average sunshine in September is 8h.UV index
September and October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: An average UV index of 7 in September transforms into this advice:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Fajã de Baixo, Cape Verde
- Average high temperature in September: 26.5°C
The warmest month (with the highest average high temperature) is October (26.7°C).
The month with the lowest average high temperature is February (21.8°C).
- Average low temperature in September: 25.7°C
The months with the highest average low temperature are September and October (25.7°C).
The coldest month (with the lowest average low temperature) is February (20.7°C).
Average pressure in September
Fajã de Baixo, Cape Verde
- Average pressure in September: 1013.3mbar
The month with the highest atmospheric pressure is January (1016.6mbar).
The months with the lowest atmospheric pressure are August and September (1013.3mbar).
Average wind speed in September
Fajã de Baixo, Cape Verde
- Average wind speed in September: 21.2km/h
The windiest month (with the highest average wind speed) is February (28.6km/h).
The calmest month (with the lowest average wind speed) is August (18.2km/h).
Average humidity in September
Fajã de Baixo, Cape Verde
- Average humidity in September: 82%
The months with the highest relative humidity are July, August and September (82%).
The months with the lowest relative humidity are January and December (73%).
Average rainfall in September
Fajã de Baixo, Cape Verde
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is September (31mm).
The driest months (with the least rainfall) are January, March, April and May (1mm).
Average rainfall days in September
Fajã de Baixo, Cape Verde
- Average rainfall days in September: 9.1 days
The month with the highest number of rainy days is September (9.1 days).
The month with the least rainy days is February (1 days).
Average daylight in September /
Average sunshine in September
Fajã de Baixo, Cape Verde
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is May (Average sunshine: 9h and 24min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in September
Fajã de Baixo, Cape Verde
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is September (17.8 days).
Average UV index in September
Fajã de Baixo, Cape Verde
- Average UV index in September: 7
The months with the highest UV index are September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, November and December (UV index 6).
Average cloud cover in September
Fajã de Baixo, Cape Verde
- Average cloud cover in September: 39
The month with the most cloud cover is August (Cloud cover 44).
The month with the least cloud cover is May (Cloud cover 19).
Average visibility in September
Fajã de Baixo, 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).





