World Resorts Spain Barcelona Weather

Barcelona sea water temperature

Current sea water temperature:
+80.4°F
Minimum sea water temperature in July: 80.6°F
Maximum sea water temperature in July: 70.9°F
Average sea water temperature in July: 76.7°F

Sea water temperature for the last 10 days:

July 18 80.4°F July 13 79.0°F
July 17 80.1°F July 12 78.6°F
July 16 80.6°F July 11 78.1°F
July 15 79.3°F July 10 77.4°F
July 14 79.0°F July 9 77.2°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:
2025
2024
2023

The average sea water temperature in August of 2025 was 80.4°F. The highest and lowest sea temperatures during the month were 81.5°F and 78.8°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 78.5°F. The highest and lowest sea temperatures during the month were 80.6°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.

Best time for vacation in Barcelona

Sunniest months:
July 26 days
August 24 days
June 24 days
Warmest months:
August 82.8 °F
July 82.1 °F
September 77.3 °F
Warmest sea temp:
August 78.9 °F
July 76.6 °F
September 76.5 °F
Coldest months:
January 55.0 °F
February 56.3 °F
December 57.3 °F
Rainiest months:
September 4 days
October 3 days
November 3 days
Windiest months:
March 8.5 mph
November 7.7 mph
April 7.7 mph

Barcelona on a weather map

Barcelona
+81°F
NE 1 mph
Feels like: +84°F
Precip.: 7%
Places in Spain:
Name
°F
+79°F
+81°F
+81°F
+77°F
+70°F
+77°F
+75°F
+73°F
+73°F
+77°F
+77°F
+66°F
+77°F
24 Hours Forecast
Barcelona
Local time: 05:19
July 19, sunday
0600
81°F
NE
1 mph
0900
82°F
SW
5 mph
1200
86°F
NW
8 mph
1500
86°F
NW
8 mph
1800
84°F
N
5 mph
2100
82°F
N
5 mph
July 20, monday
0000
82°F
SW
4 mph
0300
81°F
W
3 mph
Units of measurement: °C / °F