Temperatures in September
It's hot in September in São Nicolau with an average temperature of 31°C. Temperatures this month range from a low of 30°C to a high of 32°C. At night, you can expect temperatures between 25°C and 27°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for São Nicolau in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in São Nicolau with hot temperatures, averaging around 32°C during the day and nights close to 26°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-September
By mid-September, the average daytime temperature stays the same at 32°C, with nights close to 27°C. There might be a few showers during this period, but plenty of dry days with sunshine too. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of September
By the end of September, the average daytime temperature in São Nicolau will be around 32°C, with nights close to 26°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Precipitation in September
In September, there is an average of 46 mm of precipitation, spread over 8 days. The wind speed is around 5 Bft, mostly coming from the East.
The average precipitation chance is 26% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for São Nicolau. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
São Nicolau in September |
UK | ||
|---|---|---|---|
 Average Temperature |
31°C | 20°C | |
 High Temp |
32°C | 22°C | |
| Low Temp |
30°C | 17°C | |
 Total Precipitation |
46 mm | 44 mm | |
| Rainy Days |
8 days | 8 days | |
August
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit São Nicolau?
September is a great month to be in São Nicolau for sunny weather. You’ll get high temperatures and not too much rain this month.
Temperature records for São Nicolau in September
With 33°C, São Nicolau hit the highest temperature in the last 10 years in September 2017. The lowest daytime temperature in this month was 27°C in 2020. The extreme night temperatures ranged from a low of 13°C to a high of 28°C.
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Daily Temperature in September in São Nicolau
This chart shows the average daily temperatures, both day and night, for each day in September in São Nicolau, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in São Nicolau
The chart below shows the average daily precipitation in September for São Nicolau, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 8 days of rain in São Nicolau.
Daily UV Index in September in São Nicolau
This chart shows the average daily UV index in September in São Nicolau, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in São Nicolau Over the Years
This chart shows the average temperature in September in São Nicolau, measured in degrees Celsius, over the past years.
Total Precipitation in September in São Nicolau Over the Years
This chart shows the average precipitation in September in São Nicolau, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for São Nicolau
Click on a specific day in September for detailed info on the typical weather on that day in São Nicolau. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in São Nicolau
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Average Weather in São Nicolau by Month
Click on a month below to see detailed weather info for São Nicolau. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of São Nicolau for all months at once
