Santa Maria, Sal weather in September
Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: June – December
What is the weather like in Santa Maria, Sal in September?
In September, Santa Maria, Sal is warm: daytime highs average 27 °C, and even at night it stays warm at around 26 °C. The sea averages 26.8 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. Rain falls on about 5 days, adding up to 35 mm. The air is often humid and muggy. All in all, September is an excellent month for a holiday in Santa Maria, Sal.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 96 | 94 | 96 |
| Day | 26° | 27° | 26° |
| Night | 25° | 26° | 26° |
| Sea | 26° | 27° | 27° |
| Sun | 8 h | 8 h | 8 h |
| Rain days | 3 | 5 | 2 |
More details for September
- Daylight
- 12 h 15 min06:19 – 18:34
- UV index
- 12 · extremeclear sky, noon (estimate)All months
- Muggy days
- 30 daysdew point 18 °C or more
- Wind
- 26 km/haverage daily peak
- Cloud cover
- 47 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC−1Atlantic/Cape_Verde
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %80 %
- Few rainy daysweight 20 %90 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in September
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
Santa Maria, Sal in September: quick answers
Is Santa Maria, Sal hot in September?
Warm rather than hot: in September, daytime highs in Santa Maria, Sal average 27 °C and nights cool to about 26 °C.
Can you swim in Santa Maria, Sal in September?
Yes. In September the sea averages 26.8 °C – lovely and warm for swimming.
Does it rain much in Santa Maria, Sal in September?
Rain falls on about 5 days, adding up to 35 mm.
Santa Maria, Sal month by month
The whole year in Santa Maria, SalAll destinations: Cape VerdeWhere to go in SeptemberSea temperature in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)