World Resorts Spain Barcelona Weather

Barcelona Sea Temperature in September

Average sea water temperature in September:
+76.5°F
Minimum sea water temperature in September: 81.0°F
Maximum sea water temperature in September: 72.0°F

Daily 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.

Monthly sea water temperature in Barcelona, °F

Which Spain resorts have warmest sea in September?

Place name September 2025 September 2024
Palma de Majorka 80.1°F 78.5°F
Palma 80.1°F 78.5°F
Palmanova 80.1°F 78.3°F
Magaluf 80.1°F 78.3°F
Santa Ponsa 80.0°F 78.1°F
Paguera 80.0°F 78.1°F
Cala Mayor 79.9°F 78.4°F
La Manga 79.8°F 79.1°F
Palma de Mallorca 79.8°F 78.5°F
Murcia 79.8°F 79.1°F
Ibiza 79.6°F 77.7°F
Cala Dor 79.6°F 78.3°F
Alcudia 79.5°F 78.3°F
Playa de Muro 79.5°F 78.3°F
S'illot 79.4°F 78.5°F
Sa Coma 79.4°F 78.5°F
Alicante 79.4°F 78.7°F
San Pedro del Pinatar 79.4°F 78.6°F
Can Picafort 79.3°F 78.4°F
L'Albir 79.2°F 78.0°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 55.1 °F
February 56.2 °F
December 57.4 °F
Rainiest months:
September 4 days
June 3 days
October 3 days
Windiest months:
March 8.5 mph
April 7.8 mph
November 7.7 mph

Barcelona on a weather map

Barcelona
+48°F
SE 8 mph
Feels like: +45°F
Precip.: 0%
Places in Spain:
Name
°F
+55°F
+48°F
+57°F
+61°F
+59°F
+45°F
+45°F
+45°F
+52°F
+52°F
+64°F
+55°F
+64°F
24 Hours Forecast
Barcelona
Local time: 07:18
December 05, friday
0900
48°F
S
5 mph
1200
52°F
SE
4 mph
1500
57°F
E
6 mph
1800
55°F
E
2 mph
2100
54°F
SE
4 mph
December 06, saturday
0000
52°F
SE
5 mph
0300
52°F
SE
6 mph
0600
50°F
SE
7 mph
Units of measurement: °C / °F