Current sea water temperature:
+77.9°F
| Minimum sea water temperature in September: | 81.0°F |
| Maximum sea water temperature in September: | 72.0°F |
| Average sea water temperature in September: | 76.5°F |
| more information | |
14 days
forecast
forecast
| Barcelona |
monthly
weather
weather
| Barcelona |
Sea water temperature for the last 10 days:
| September 1 | 77.9°F | August 27 | 82.2°F |
| August 31 | 79.0°F | August 26 | 82.4°F |
| August 30 | 80.1°F | August 25 | 81.5°F |
| August 29 | 80.8°F | August 24 | 81.5°F |
| August 28 | 82.2°F | August 23 | 81.3°F |
Monthly sea water temperature, °F
When is the warmest sea in Barcelona?
Based on the data about daily sea water temperature for the last three years the warmest sea in Barcelona was noticed in August, July and September.
Monthly Sea Temperatures in Barcelona, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 82.4°F. The highest and lowest sea temperatures during the month were 84.4°F and 79.0°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 79.7°F. The highest and lowest sea temperatures during the month were 82.2°F and 77.2°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 77.9°F. The highest and lowest sea temperatures during the month were 80.4°F and 75.6°F.
current
weather
weather
| Barcelona |
weather in
September
September
| Barcelona |
Best time for vacation in Barcelona
Barcelona on a weather map
Places in Spain:
Name
°F
24 Hours Forecast
Barcelona
Local time: 19:26
September 01, tuesday
2100
79°F
N
7 mph
7 mph
September 02, wednesday
0000
77°F
NE
2 mph
2 mph
0300
77°F
NE
2 mph
2 mph
0600
77°F
SE
2 mph
2 mph
0900
79°F
S
2 mph
2 mph
1200
82°F
NW
7 mph
7 mph
1500
84°F
NW
8 mph
8 mph
1800
82°F
N
7 mph
7 mph
