The climate in Tarrafal de São Nicolau during September can be summarized as hot, humid and reasonably dry.
September is in the fall / autumn in Tarrafal de São Nicolau and is typically the warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 22°C (72°F) is normal.
Daytime temperature | 27.7°C 81.9°F |
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Nightly temperature | 22.1°C 71.8°F |
Average temperature | 24.9°C 76.8°F |
Daily sunshine | 3.1 hrs |
Avg rainfall | 45 mm 1.8 ins |
Rainy days | 5 days |
Sea temperature | 26.8°C 80.3°F |
Humidity | 76% |
Windspeed | 16.9kph 11 mph |
On average September is the wettest month of the year in Tarrafal de São Nicolau with around 45mm 1.8 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.1 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Tarrafal de São Nicolau in September 2025.
Best places to visit in September
Hottest month: | September | 27.6°C 81.7°F |
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Driest month: | June | 0mm 0ins |
Sunniest month: | October | 4.6hrs |
Coldest month: | February | 22.4°C 72.3°F |
Wettest month: | September | 45mm 1.8ins |