16.09
wed
wed
Day

72°F
SW 11 mph
Precip.
15%
15%
Night

70°F
W 9 mph
Precip.
15%
15%
17.09
thu
thu
Day

72°F
SW 6 mph
Precip.
20%
20%
Night

68°F
SW 2 mph
Precip.
6%
6%
18.09
fri
fri
Day

72°F
W 2 mph
Precip.
11%
11%
Night

70°F
W 4 mph
Precip.
13%
13%
19.09
sat
sat
Day

72°F
NW 12 mph
Precip.
12%
12%
Night

68°F
NW 11 mph
Precip.
21%
21%
20.09
sun
sun
Day

73°F
NW 11 mph
Precip.
15%
15%
Night

70°F
NW 9 mph
Precip.
8%
8%
21.09
mon
mon
Day

73°F
W 1 mph
Precip.
9%
9%
Night

70°F
SW 6 mph
Precip.
18%
18%
22.09
tue
tue
Day

73°F
SW 5 mph
Precip.
9%
9%
Night

70°F
SW 6 mph
Precip.
15%
15%
23.09
wed
wed
Day

73°F
NW 3 mph
Precip.
6%
6%
Night

73°F
NW 7 mph
Precip.
20%
20%
24.09
thu
thu
Day

73°F
N 12 mph
Precip.
18%
18%
Night

68°F
S 19 mph
Precip.
24%
24%
25.09
fri
fri
Day

70°F
S 14 mph
Precip.
13%
13%
Night

68°F
SW 12 mph
Precip.
17%
17%
26.09
sat
sat
Day

70°F
SW 16 mph
Precip.
15%
15%
Night

68°F
SW 14 mph
Precip.
20%
20%
27.09
sun
sun
Day

70°F
SW 14 mph
Precip.
7%
7%
Night

66°F
SW 7 mph
Precip.
13%
13%
28.09
mon
mon
Day

68°F
S 4 mph
Precip.
13%
13%
Night

66°F
NW 2 mph
Precip.
9%
9%
29.09
tue
tue
Day

70°F
E 7 mph
Precip.
10%
10%
Night

70°F
E 7 mph
Precip.
7%
7%
sea water
temperature
temperature
| Sao Miguel |
monthly
weather
weather
| Sao Miguel |
current
weather
weather
| Sao Miguel |
7 days
forecast
forecast
| Sao Miguel |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 75.3°F. The highest and lowest sea temperatures during the month were 76.8°F and 73.6°F.
Air temperature in Sao Miguel, °F
Precipitation total in Sao Miguel, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Sao Miguel
Sao Miguel on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Sao Miguel
Local time: 13:51
September 16, wednesday
1500

72°F
SW
12 mph
12 mph
1800

72°F
SW
11 mph
11 mph
2100

68°F
SW
9 mph
9 mph
September 17, thursday
0000

70°F
W
9 mph
9 mph
0300

70°F
W
6 mph
6 mph
0600

68°F
W
6 mph
6 mph
0900

68°F
W
7 mph
7 mph
1200

72°F
SW
6 mph
6 mph



























