Current sea water temperature:
+67.8°F
| Minimum sea water temperature in August: | 77.0°F |
| Maximum sea water temperature in August: | 61.9°F |
| Average sea water temperature in August: | 69.4°F |
| more information | |
14 days
forecast
forecast
| Quarteira |
monthly
weather
weather
| Quarteira |
Sea water temperature for the last 10 days:
| August 5 | 67.8°F | July 31 | 67.3°F |
| August 4 | 67.1°F | July 30 | 67.5°F |
| August 3 | 68.7°F | July 29 | 67.6°F |
| August 2 | 68.9°F | July 28 | 65.7°F |
| August 1 | 68.4°F | July 27 | 64.0°F |
Monthly sea water temperature, °F
When is the warmest sea in Quarteira?
Based on the data about daily sea water temperature for the last three years the warmest sea in Quarteira was noticed in August, September and July.
Monthly Sea Temperatures in Quarteira, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 72.5°F. The highest and lowest sea temperatures during the month were 77.0°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 66.0°F. The highest and lowest sea temperatures during the month were 68.5°F and 63.5°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 69.3°F. The highest and lowest sea temperatures during the month were 75.0°F and 63.9°F.
current
weather
weather
| Quarteira |
weather in
August
August
| Quarteira |
Best time for vacation in Quarteira
Quarteira on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Quarteira
Local time: 18:50
August 05, wednesday
2100
75°F
SE
16 mph
16 mph
August 06, thursday
0000
72°F
SE
14 mph
14 mph
0300
70°F
S
12 mph
12 mph
0600
68°F
SE
11 mph
11 mph
0900
73°F
S
11 mph
11 mph
1200
81°F
SE
4 mph
4 mph
1500
84°F
E
8 mph
8 mph
1800
84°F
E
14 mph
14 mph
