Measurements:
°C
°F
Sao Nicolau
78°F
SW 17 mph
Feels like: 82°F
Precip: 100%
World Resorts Cape Verde Sao Nicolau Weather

Sao Nicolau Sea Water Temperature

Current Sea Water Temperature:
+79.6°F
Maximum Sea Water Temperature in December: 82.2°F
Minimum Sea Water Temperature in December: 75.6°F
Average water temperature in December: 78.7°F

Sea Water Temperature for the Last 10 Days:

December 04 79.6°F November 29 80.6°F
December 03 80.0°F November 28 81.0°F
December 02 80.4°F November 27 81.0°F
December 01 81.0°F November 26 80.8°F
November 30 80.6°F November 25 81.4°F

When is the Warmest Sea for Sao Nicolau?

According to our data for the last three years for Sao Nicolau the highest average sea water temperature was in September, October and August.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Sao Nicolau was 83.9°F. The maximum and minimum values were 82.6°F and 85.0°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Sao Nicolau was 83.7°F. The maximum and minimum values were 82.8°F and 84.8°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Sao Nicolau was 82.3°F. The maximum and minimum values were 79.8°F and 84.2°F respectively.

Best Time to Visit Sao Nicolau
The most sunny months:
January 22 days
December 21 days
June 18 days
The most warm months:
September 84.9 °F
October 84.4 °F
August 83.6 °F
Warmest sea temperature:
September 83.8 °F
October 83.6 °F
August 82.0 °F
The most cold months:
February 74.1 °F
March 74.4 °F
January 75.9 °F
The most rainy months:
September 3 days
October 1 day
August 1 day
The most windy months:
February 17 mph
March 16 mph
January 16 mph

Sao Nicolau on the Weather Map

Cape Verde Resorts:
NAME
Boa Vista +78
Brava +70
Fogo +70
Ilha de Santiago +76
Maio +76
Praia +76
Sal +76
Santa Luzia +76
Santo Antao +76
Sao Nicolau +78
Sao Vincente +76
24 Hours Weather Forecast
Sao Nicolau
Local time: 06:09
05 dec, friday
0900 78°F
SW
17 mph
1200 74°F
SW
17 mph
1500 74°F
SW
16 mph
1800 76°F
SW
16 mph
2100 80°F
SW
17 mph
06 dec, saturday
0000 80°F
SW
16 mph
0300 80°F
SW
16 mph
0600 78°F
SW
17 mph