Sea Temperature in Portbou in September

Complete information on the sea temperature range in the Balearic Sea in Portbou in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Portbou. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Portbou in September

17°C

MINIMUN

21°C

AVERAGE

25°C

MAXIMUM

Historical Data of Water Temperature in September in Portbou

Water Temperature Chart for Balearic Sea in Portbou in September

Sea Temperature Table in Portbou in September Over the Past Years

Day	2024	2023	2022	Average
Sep 1	23°C	23°C	22°C	22.8°C
Sep 2	23°C	23°C	22°C	22.8°C
Sep 3	22°C	23°C	22°C	22.5°C
Sep 4	23°C	22°C	21°C	22.3°C
Sep 5	23°C	22°C	21°C	22.5°C
Sep 6	22°C	23°C	21°C	22.3°C
Sep 7	23°C	22°C	21°C	22.3°C
Sep 8	22°C	22°C	21°C	22.0°C
Sep 9	22°C	22°C	21°C	22.0°C
Sep 10	23°C	22°C	20°C	22.0°C
Sep 11	23°C	22°C	20°C	21.8°C
Sep 12	22°C	22°C	20°C	21.3°C
Sep 13	23°C	23°C	20°C	21.8°C
Sep 14	23°C	23°C	20°C	21.8°C
Sep 15	22°C	23°C	20°C	21.3°C
Sep 16	23°C	23°C	19°C	21.3°C
Sep 17	23°C	23°C	19°C	21.3°C
Sep 18	23°C	22°C	19°C	21.0°C
Sep 19	23°C	24°C	19°C	21.5°C
Sep 20	22°C	23°C	19°C	21.0°C
Sep 21	21°C	24°C	19°C	21.0°C
Sep 22	21°C	24°C	18°C	20.8°C
Sep 23	21°C	24°C	18°C	20.5°C
Sep 24	21°C	23°C	18°C	20.5°C
Sep 25	21°C	23°C	18°C	20.5°C
Sep 26	22°C	23°C	18°C	20.8°C
Sep 27	22°C	22°C	18°C	20.8°C
Sep 28	21°C	22°C	17°C	20.3°C
Sep 29	22°C	21°C	17°C	20.0°C

Portbou Climate and Swimming Opportunities in September

25°C

Average Day Air Temperature

16°C

Average Night Air Temperature

56 mm

Precipitation Amount per Month

6 days

Number of Rainy Days

12 hrs

Daylight
per Day

7 hrs

Sunshine
per Day

18 km/h

Average Wind Speed

71%

Average
humidity

Portbou lies within the Catalonia in Spain. The average daytime temperature in Portbou in September is 25°C (77°F), while the nighttime average is 16°C (61°F). There are typically six rainy days during the month, with a total precipitation of 56 mm (2.2 inches). The daylight duration in September in Portbou is 12 hours, with an average of 7 hours of sunshine per day. The average wind speed in September is 18 km/h (11 mph), and the humidity level is around 71%.

The water temperature in Portbou in September ranges from 20°C to 22°C (68°F to 72°F). At the beginning of the month, the average temperature is around 22°C (72°F), shifting to 22°C (72°F) by mid-September and reaching 21°C (70°F) in the last ten days. Overall, the average sea temperature in Portbou for September is 22°C (72°F). Perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.

Sea Temperature in September in Nearby Cities

Frequently Asked Questions About Water Temperatures in September in Portbou

What is the sea temperature in Portbou in September?

The water temperature in the Balearic Sea in Portbou in September ranges from 20°C to 22°C (68°F to 72°F).

Is it possible to swim in the Balearic Sea in Portbou in September?

The average sea temperature in Portbou in September is 22°C (72°F), and the air temperature is 25°C (77°F), so perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.