05.08
wed
wed
Day

73°F
SW 9 mph
Precip.
14%
14%
Night

73°F
SW 10 mph
Precip.
15%
15%
06.08
thu
thu
Day

73°F
SW 12 mph
Precip.
16%
16%
Night

73°F
SW 10 mph
Precip.
21%
21%
07.08
fri
fri
Day

73°F
SW 10 mph
Precip.
12%
12%
Night

73°F
S 11 mph
Precip.
12%
12%
08.08
sat
sat
Day

73°F
S 10 mph
Precip.
13%
13%
Night

73°F
S 14 mph
Precip.
24%
24%
09.08
sun
sun
Day

73°F
S 11 mph
Precip.
13%
13%
Night

73°F
S 15 mph
Precip.
17%
17%
10.08
mon
mon
Day

73°F
NE 11 mph
Precip.
10%
10%
Night

73°F
NE 9 mph
Precip.
7%
7%
11.08
tue
tue
Day

73°F
NW 6 mph
Precip.
8%
8%
Night

75°F
S 3 mph
Precip.
9%
9%
sea water
temperature
temperature
| Porto Santo Island |
monthly
weather
weather
| Porto Santo Island |
current
weather
weather
| Porto Santo Island |
14 days
forecast
forecast
| Porto Santo Island |
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 73.7°F. The highest and lowest sea temperatures during the month were 74.8°F and 72.5°F.
Air temperature in Porto Santo Island, °F
Precipitation total in Porto Santo Island, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Porto Santo Island
Porto Santo Island on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Porto Santo Island
Local time: 18:50
August 05, wednesday
2100

75°F
SW
11 mph
11 mph
August 06, thursday
0000

73°F
SW
10 mph
10 mph
0300

73°F
SW
11 mph
11 mph
0600

73°F
SW
12 mph
12 mph
0900

73°F
SW
11 mph
11 mph
1200

73°F
SW
12 mph
12 mph
1500

75°F
SW
12 mph
12 mph
1800

75°F
SW
13 mph
13 mph


























