Measurements:
°C
°F
Barcelona
86°F
SE 6 mph
Feels like: 92°F
Precip: 7%
World Resorts Venezuela Barcelona Weather

Barcelona Sea Water Temperature

Current Sea Water Temperature:
+83.2°F
Maximum Sea Water Temperature in September: 88.8°F
Minimum Sea Water Temperature in September: 83.2°F
Average water temperature in September: 86.7°F

Sea Water Temperature for the Last 10 Days:

September 02 83.2°F August 28 85.0°F
September 01 83.6°F August 27 85.4°F
August 31 84.2°F August 26 85.6°F
August 30 84.8°F August 25 86.6°F
August 29 84.4°F August 24 85.2°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: 2025 2024 2023

The average sea surface temperature in September 2025 for Barcelona was 86.5°F. The maximum and minimum values were 85.8°F and 88.0°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 86.7 °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: 17:35
02 sep, wednesday
1800 86°F
SE
6 mph
2100 82°F
SE
3 mph
03 sep, thursday
0000 78°F
N
2 mph
0300 76°F
NW
1 mph
0600 74°F
N
2 mph
0900 90°F
S
2 mph
1200 96°F
SE
9 mph
1500 90°F
SE
7 mph