Measurements:
°C
°F
Barcelona
96°F
S 6 mph
Feels like: 104°F
Precip: 12%
World Resorts Venezuela Barcelona Weather

Barcelona Sea Water Temperature

Current Sea Water Temperature:
+84.6°F
Maximum Sea Water Temperature in September: 88.8°F
Minimum Sea Water Temperature in September: 83.2°F
Average water temperature in September: 86.5°F

Sea Water Temperature for the Last 10 Days:

September 24 84.6°F September 19 84.0°F
September 23 85.0°F September 18 83.6°F
September 22 84.8°F September 17 83.2°F
September 21 83.8°F September 16 84.2°F
September 20 83.4°F September 15 85.4°F

When is the Warmest Sea for Barcelona?

According to our data for the last three years for Barcelona the highest average sea water temperature was in October, September and November.

Average Water Temperature by Month, °F

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Barcelona was 87.3°F. The maximum and minimum values were 86.2°F and 88.0°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Barcelona was 84.9°F. The maximum and minimum values were 83.2°F and 87.0°F respectively.

Sea Water Temperature in November

Select Year: 2025 2024 2023

The average sea surface temperature in November 2025 for Barcelona was 84.9°F. The maximum and minimum values were 83.0°F and 86.8°F respectively.

Best Time to Visit Barcelona
The most sunny months:
March 20 days
February 18 days
January 16 days
The most warm months:
September 89.0 °F
October 88.7 °F
May 88.1 °F
Warmest sea temperature:
October 87.4 °F
September 86.5 °F
November 86.3 °F
The most cold months:
January 85.0 °F
December 85.3 °F
February 85.7 °F
The most rainy months:
August 3 days
July 2 days
October 2 days
The most windy months:
March 9 mph
February 9 mph
January 8 mph

Barcelona on the Weather Map

24 Hours Weather Forecast
Barcelona
Local time: 12:38
24 sep, thursday
1500 88°F
S
4 mph
1800 82°F
N
2 mph
2100 78°F
NW
2 mph
25 sep, friday
0000 78°F
N
2 mph
0300 76°F
N
3 mph
0600 74°F
NW
2 mph
0900 88°F
SW
2 mph
1200 94°F
S
7 mph