31.08
mon
mon
Day

79°F
SW 9 mph
Precip.
6%
6%
Night

75°F
SW 11 mph
Precip.
13%
13%
01.09
tue
tue
Day

79°F
SW 11 mph
Precip.
11%
11%
Night

75°F
S 12 mph
Precip.
12%
12%
02.09
wed
wed
Day

81°F
SW 12 mph
Precip.
5%
5%
Night

75°F
SW 9 mph
Precip.
13%
13%
03.09
thu
thu
Day

79°F
SW 12 mph
Precip.
5%
5%
Night

75°F
SW 4 mph
Precip.
13%
13%
04.09
fri
fri
Day

79°F
W 11 mph
Precip.
7%
7%
Night

75°F
S 9 mph
Precip.
17%
17%
05.09
sat
sat
Day

81°F
SW 11 mph
Precip.
5%
5%
Night

75°F
NW 11 mph
Precip.
11%
11%
06.09
sun
sun
Day

81°F
S 17 mph
Precip.
4%
4%
Night

75°F
S 14 mph
Precip.
11%
11%
07.09
mon
mon
Day

81°F
S 13 mph
Precip.
4%
4%
Night

75°F
S 11 mph
Precip.
22%
22%
08.09
tue
tue
Day

79°F
N 6 mph
Precip.
9%
9%
Night

77°F
NW 8 mph
Precip.
17%
17%
09.09
wed
wed
Day

77°F
NW 12 mph
Precip.
11%
11%
Night

75°F
W 3 mph
Precip.
17%
17%
10.09
thu
thu
Day

82°F
W 4 mph
Precip.
7%
7%
Night

75°F
S 16 mph
Precip.
12%
12%
11.09
fri
fri
Day

79°F
SW 18 mph
Precip.
6%
6%
Night

75°F
SW 11 mph
Precip.
21%
21%
12.09
sat
sat
Day

79°F
SW 9 mph
Precip.
13%
13%
Night

75°F
S 7 mph
Precip.
9%
9%
13.09
sun
sun
Day

77°F
SW 9 mph
Precip.
14%
14%
Night

75°F
SW 9 mph
Precip.
9%
9%
sea water
temperature
temperature
| Boa Vista |
monthly
weather
weather
| Boa Vista |
current
weather
weather
| Boa Vista |
7 days
forecast
forecast
| Boa Vista |
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 80.1°F. The highest and lowest sea temperatures during the month were 81.3°F and 77.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 80.5°F. The highest and lowest sea temperatures during the month were 81.7°F and 79.2°F.
Air temperature in Boa Vista, °F
Precipitation total in Boa Vista, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Boa Vista
Boa Vista on a weather map
Places in Cape Verde:
Name
°F
24 Hours Forecast
Boa Vista
Local time: 10:32
August 31, monday
1200

79°F
SW
9 mph
9 mph
1500

79°F
SW
9 mph
9 mph
1800

77°F
SW
11 mph
11 mph
2100

75°F
SW
11 mph
11 mph
September 01, tuesday
0000

75°F
SW
11 mph
11 mph
0300

73°F
S
8 mph
8 mph
0600

75°F
S
11 mph
11 mph
0900

77°F
SW
9 mph
9 mph



























