22.09
tue
tue
Day
79°F
W 7 mph
Precip.
3%
3%
Night
73°F
SW 1 mph
Precip.
5%
5%
23.09
wed
wed
Day
79°F
NW 5 mph
Precip.
1%
1%
Night
73°F
E 1 mph
Precip.
3%
3%
24.09
thu
thu
Day
81°F
NE 6 mph
Precip.
2%
2%
Night
77°F
NE 4 mph
Precip.
4%
4%
25.09
fri
fri
Day
75°F
NW 8 mph
Precip.
7%
7%
Night
70°F
W 2 mph
Precip.
3%
3%
26.09
sat
sat
Day
75°F
W 6 mph
Precip.
4%
4%
Night
73°F
NE 2 mph
Precip.
6%
6%
27.09
sun
sun
Day
75°F
NW 5 mph
Precip.
14%
14%
Night
73°F
N 4 mph
Precip.
18%
18%
28.09
mon
mon
Day
75°F
NW 6 mph
Precip.
7%
7%
Night
73°F
N 3 mph
Precip.
8%
8%
sea water
temperature
temperature
| Barcelona |
monthly
weather
weather
| Barcelona |
current
weather
weather
| Barcelona |
14 days
forecast
forecast
| Barcelona |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 79.8°F. The highest and lowest sea temperatures during the month were 81.9°F and 77.2°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 72.4°F. The highest and lowest sea temperatures during the month were 75.6°F and 68.5°F.
Air temperature in Barcelona, °F
Precipitation total in Barcelona, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Barcelona
Barcelona on a weather map
Places in Spain:
Name
°F
24 Hours Forecast
Barcelona
Local time: 18:29
September 22, tuesday
2100
73°F
N
3 mph
3 mph
September 23, wednesday
0000
73°F
SW
1 mph
1 mph
0300
73°F
SE
3 mph
3 mph
0600
72°F
SW
2 mph
2 mph
0900
73°F
NW
1 mph
1 mph
1200
79°F
NW
5 mph
5 mph
1500
79°F
NW
9 mph
9 mph
1800
77°F
NW
8 mph
8 mph
