25.08
tue
tue
Day
70°F
N 6 mph
Precip.
8%
8%
Night
68°F
E 11 mph
Precip.
23%
23%
26.08
wed
wed
Day
72°F
NE 13 mph
Precip.
18%
18%
Night
68°F
E 11 mph
Precip.
11%
11%
27.08
thu
thu
Day
70°F
NE 14 mph
Precip.
22%
22%
Night
66°F
SE 8 mph
Precip.
6%
6%
28.08
fri
fri
Day
72°F
NE 5 mph
Precip.
4%
4%
Night
72°F
S 16 mph
Precip.
3%
3%
29.08
sat
sat
Day
73°F
N 9 mph
Precip.
3%
3%
Night
73°F
S 9 mph
Precip.
3%
3%
30.08
sun
sun
Day
75°F
N 9 mph
Precip.
2%
2%
Night
75°F
S 19 mph
Precip.
4%
4%
31.08
mon
mon
Day
75°F
N 6 mph
Precip.
3%
3%
Night
75°F
S 10 mph
Precip.
3%
3%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 68.7°F. The highest and lowest sea temperatures during the month were 70.3°F and 66.4°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 67.0°F. The highest and lowest sea temperatures during the month were 69.1°F and 64.8°F.
Air temperature in Algarve, °F
Precipitation total in Algarve, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Algarve
Algarve on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Algarve
Local time: 23:06
August 26, wednesday
0000
68°F
E
11 mph
11 mph
0300
66°F
SE
8 mph
8 mph
0600
66°F
SE
7 mph
7 mph
0900
68°F
E
6 mph
6 mph
1200
72°F
NE
13 mph
13 mph
1500
72°F
NE
14 mph
14 mph
1800
70°F
E
14 mph
14 mph
2100
70°F
E
11 mph
11 mph
