Current sea water temperature:
+68.4°F
| Minimum sea water temperature in September: | 69.3°F |
| Maximum sea water temperature in September: | 57.4°F |
| Average sea water temperature in September: | 64.0°F |
| more information | |
14 days
forecast
forecast
| Portonovo |
monthly
weather
weather
| Portonovo |
Sea water temperature for the last 10 days:
| September 4 | 68.4°F | August 30 | 62.4°F |
| September 3 | 68.0°F | August 29 | 63.9°F |
| September 2 | 66.4°F | August 28 | 64.2°F |
| September 1 | 65.5°F | August 27 | 64.9°F |
| August 31 | 64.0°F | August 26 | 65.3°F |
Monthly sea water temperature, °F
When is the warmest sea in Portonovo?
Based on the data about daily sea water temperature for the last three years the warmest sea in Portonovo was noticed in August, July and September.
Monthly Sea Temperatures in Portonovo, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 67.9°F. The highest and lowest sea temperatures during the month were 73.0°F and 62.4°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 67.4°F. The highest and lowest sea temperatures during the month were 71.6°F and 63.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 64.1°F. The highest and lowest sea temperatures during the month were 66.0°F and 60.1°F.
current
weather
weather
| Portonovo |
weather in
September
September
| Portonovo |
Best time for vacation in Portonovo
Portonovo on a weather map
Places in Spain:
Name
°F
24 Hours Forecast
Portonovo
Local time: 15:53
September 04, friday
1800
82°F
NE
2 mph
2 mph
2100
70°F
W
3 mph
3 mph
September 05, saturday
0000
72°F
SW
5 mph
5 mph
0300
72°F
SW
6 mph
6 mph
0600
73°F
SW
5 mph
5 mph
0900
68°F
NW
3 mph
3 mph
1200
75°F
SW
2 mph
2 mph
1500
86°F
NE
7 mph
7 mph
