World Resorts Portugal Algarve Weather

Algarve Sea Temperature in August

Average sea water temperature in August:
+70.4°F
Minimum sea water temperature in August: 78.1°F
Maximum sea water temperature in August: 64.6°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 73.4°F. The highest and lowest sea temperatures during the month were 78.1°F and 67.8°F.

Monthly sea water temperature in Algarve, °F

Which Portugal resorts have warmest sea in August?

Place name August 2025 August 2024
Graciosa 75.3°F 77.5°F
Madeira 75.2°F 75.5°F
Funchal 75.2°F 75.5°F
Sao Jorge 75.1°F 77.9°F
Corvo Island 75.0°F 77.9°F
Canico 75.0°F 75.1°F
Flores Island 75.0°F 78.2°F
Santa Maria Island 74.8°F 78.1°F
Pico Island 74.6°F 77.2°F
Faial Island 74.5°F 77.2°F
Terceira Island 74.3°F 76.8°F
Ponta Delgada 74.2°F 77.1°F
Sao Miguel 74.1°F 76.9°F
Tavira 73.9°F 72.4°F
Porto Santo Island 73.7°F 74.8°F
Algarve 73.4°F 72.3°F
Faro 73.4°F 72.3°F
Quarteira 72.5°F 71.3°F
Albufeira 72.3°F 70.6°F
Portimao 71.6°F 69.9°F

Best time for vacation in Algarve

Sunniest months:
August 30 days
July 30 days
June 26 days
Warmest months:
August 81.6 °F
July 80.8 °F
September 77.4 °F
Warmest sea temp:
August 70.4 °F
September 70.0 °F
July 69.6 °F
Coldest months:
January 59.3 °F
February 59.6 °F
December 61.3 °F
Rainiest months:
November 3 days
March 3 days
December 2 days
Windiest months:
March 11.6 mph
February 11.2 mph
January 10.9 mph

Algarve on a weather map

Algarve
+55°F
W 20 mph
Feels like: +50°F
Precip.: 0%
Places in Portugal:
Name
°F
+55°F
+55°F
+54°F
+55°F
+52°F
+55°F
+54°F
+54°F
+52°F
+54°F
+50°F
+54°F
+55°F
+55°F
24 Hours Forecast
Algarve
Local time: 07:00
March 17, tuesday
0900
57°F
W
24 mph
1200
61°F
NW
19 mph
1500
61°F
NW
15 mph
1800
59°F
N
11 mph
2100
59°F
SE
4 mph
March 18, wednesday
0000
57°F
NW
8 mph
0300
57°F
NW
16 mph
0600
57°F
NW
18 mph

Best place for vacation:

Units of measurement: °C / °F