Current sea water temperature:
+70.0°F
| Minimum sea water temperature in September: | 76.5°F |
| Maximum sea water temperature in September: | 61.5°F |
| Average sea water temperature in September: | 69.3°F |
| more information | |
14 days
forecast
forecast
| Quarteira |
monthly
weather
weather
| Quarteira |
Sea water temperature for the last 10 days:
| September 14 | 70.0°F | September 9 | 69.6°F |
| September 13 | 69.8°F | September 8 | 70.2°F |
| September 12 | 69.1°F | September 7 | 70.2°F |
| September 11 | 68.9°F | September 6 | 69.4°F |
| September 10 | 68.7°F | September 5 | 68.7°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 September, August and July.
Monthly Sea Temperatures in Quarteira, °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 August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 67.3°F. The highest and lowest sea temperatures during the month were 70.3°F and 64.9°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
September
September
| Quarteira |
Best time for vacation in Quarteira
Quarteira on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Quarteira
Local time: 23:57
September 15, tuesday
0000
73°F
SE
3 mph
3 mph
0300
75°F
S
4 mph
4 mph
0600
73°F
W
5 mph
5 mph
0900
75°F
SW
2 mph
2 mph
1200
77°F
N
8 mph
8 mph
1500
75°F
NE
11 mph
11 mph
1800
82°F
E
12 mph
12 mph
2100
77°F
SE
14 mph
14 mph
