05.08
wed
wed
Day
73°F
SE 11 mph
Precip.
4%
4%
Night
66°F
S 4 mph
Precip.
10%
10%
06.08
thu
thu
Day
73°F
SE 9 mph
Precip.
4%
4%
Night
68°F
W 1 mph
Precip.
10%
10%
07.08
fri
fri
Day
75°F
E 6 mph
Precip.
4%
4%
Night
64°F
SE 3 mph
Precip.
14%
14%
08.08
sat
sat
Day
73°F
E 6 mph
Precip.
4%
4%
Night
66°F
S 3 mph
Precip.
12%
12%
09.08
sun
sun
Day
73°F
SE 8 mph
Precip.
4%
4%
Night
64°F
S 6 mph
Precip.
13%
13%
10.08
mon
mon
Day
72°F
SE 6 mph
Precip.
4%
4%
Night
66°F
E 2 mph
Precip.
11%
11%
11.08
tue
tue
Day
75°F
E 6 mph
Precip.
3%
3%
Night
66°F
SE 4 mph
Precip.
14%
14%
12.08
wed
wed
Day
73°F
E 7 mph
Precip.
5%
5%
Night
66°F
SE 6 mph
Precip.
10%
10%
13.08
thu
thu
Day
73°F
SE 10 mph
Precip.
4%
4%
Night
64°F
SE 8 mph
Precip.
17%
17%
14.08
fri
fri
Day
72°F
E 7 mph
Precip.
6%
6%
Night
64°F
S 4 mph
Precip.
13%
13%
15.08
sat
sat
Day
73°F
SE 10 mph
Precip.
5%
5%
Night
70°F
NW 6 mph
Precip.
6%
6%
16.08
sun
sun
Day
82°F
NE 8 mph
Precip.
2%
2%
Night
73°F
S 5 mph
Precip.
3%
3%
17.08
mon
mon
Day
79°F
E 6 mph
Precip.
3%
3%
Night
68°F
W 4 mph
Precip.
9%
9%
18.08
tue
tue
Day
75°F
SE 7 mph
Precip.
3%
3%
Night
70°F
SE 11 mph
Precip.
9%
9%
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 63.3°F. The highest and lowest sea temperatures during the month were 67.5°F and 59.0°F.
Air temperature in Porto, °F
Precipitation total in Porto, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Porto
Porto on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Porto
Local time: 16:27
August 05, wednesday
1800
72°F
SE
14 mph
14 mph
2100
66°F
SE
9 mph
9 mph
August 06, thursday
0000
66°F
S
4 mph
4 mph
0300
64°F
SW
2 mph
2 mph
0600
63°F
S
2 mph
2 mph
0900
68°F
S
3 mph
3 mph
1200
73°F
SE
9 mph
9 mph
1500
75°F
SE
12 mph
12 mph
