World Resorts Cape Verde Sao Vincente Weather

Sao Vincente weather in September

Weather in Sao Vincente: September

Average day temperature: 82.8°F
Average night temperature: 78.2°F
Sea water temperature: 80.3°F
Number of sunny days: 12 days
Day length: 12.0 - 12.4 hours
Number of rainy days: 2 days
Precipitation totals: 1.7 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 82°F. At the same time the lowest night temperature was 75°F. Daily and nightly averages during September were 79.3°F and 76.0°F.

Sea water temperature in Sao Vincente in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 80.0°F. The highest and lowest sea temperatures during the month were 80.8°F and 79.2°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Sao Vincente in September is 2.0 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 13.9 mph It makes September one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 7.3.

Best time for vacation in Sao Vincente

Sunniest months:
January 24 days
June 24 days
May 23 days
Warmest months:
September 82.8 °F
October 82.5 °F
August 81.8 °F
Warmest sea temp:
September 80.3 °F
October 80.1 °F
August 78.8 °F
Coldest months:
February 72.9 °F
March 73.5 °F
January 74.3 °F
Rainiest months:
September 2 days
October 1 day
August 1 day
Windiest months:
February 18.5 mph
March 17.1 mph
January 16.9 mph

Sao Vincente on a weather map

Sao Vincente
+73°F
SW 14 mph
Feels like: +77°F
Precip.: 71%
Places in Cape Verde:
Name
°F
+75°F
+68°F
+73°F
+73°F
+73°F
+73°F
+75°F
+73°F
+73°F
+68°F
24 Hours Forecast
Sao Vincente
Local time: 06:57
December 05, friday
0900
73°F
SW
16 mph
1200
73°F
SW
17 mph
1500
73°F
SW
15 mph
1800
73°F
SW
15 mph
2100
73°F
SW
15 mph
December 06, saturday
0000
72°F
SW
14 mph
0300
72°F
SW
14 mph
0600
72°F
SW
16 mph
Units of measurement: °C / °F