Weather in January
In January, the average sea temperature in Portbou, Spain, is 13.3°C (55.9°F). Note: Engaging in a swim in 13.3°C (55.9°F) can threaten life. Brief exposure to 13°C (55.4°F) waters is uneasy, and submersion below 10°C (50°F) can lead to cold shock and disrupted breathing patterns, varying by individual. Weather in January »
Weather in February
The month with the coldest seawater in Portbou, Spain, is February, with an average sea temperature of 12.8°C (55°F). Note: Beware when you're in 12.8°C (55°F) waters; 13°C (55.4°F) is chilling and anything below 10°C (50°F) could cause breathing hindrance and a sudden cold shock, given your physical condition. Weather in February »
Weather in March
In March, the average sea temperature in Portbou, Spain, is 13.2°C (55.8°F). Note: Danger awaits those who swim in 13.2°C (55.8°F) without protection. Weather in March »
Weather in April
In April, the average sea temperature in Portbou, Spain, is 14.3°C (57.7°F). Note: While a brief time in 14.3°C (57.7°F) at 13°C (55.4°F) is already bracing, plunging below 10°C (50°F) can severely affect breathing and introduce a cold shock, relying on your physical state. Weather in April »
Weather in May
In May, the average sea temperature in Portbou, Spain, is 16.8°C (62.2°F). Note: Swimming is not a pleasant activity for most when the water temperature is 16.8°C (62.2°F). Weather in May »
Weather in June
In Portbou, Spain, in June, the average water temperature is 19.9°C (67.8°F). Note: For most individuals, swimming in 19.9°C (67.8°F) is not a pleasurable activity. Weather in June »
Weather in July
In Portbou, Spain, in July, the average water temperature is 21.3°C (70.3°F). Note: The majority of people do not enjoy swimming in 21.3°C (70.3°F). The difficulty in controlling breathing escalates as the temperature descends from 21°C (69.8°F) to 15°C (59°F). Weather in July »
Weather in August
The month with the warmest seawater in Portbou, Spain, is August, with an average sea temperature of 21.9°C (71.4°F). Note: In 21.9°C (71.4°F), swimming is not an enjoyable activity for most. Weather in August »
Weather in September
In Portbou, Spain, in September, the average water temperature is 21.5°C (70.7°F). Note: Swimming becomes less enjoyable for most at a surface water temperature of 21.5°C (70.7°F). Weather in September »
Weather in October
In Portbou, Spain, the average seawater temperature in October is 19.3°C (66.7°F). Note: For the majority, swimming in water with a temperature of 19.3°C (66.7°F) is not enjoyable. Weather in October »
Weather in November
In Portbou, Spain, the average seawater temperature in November is 16.9°C (62.4°F). Note: Most people do not enjoy swimming in water that is 16.9°C (62.4°F). Weather in November »
Weather in December
In Portbou, Spain, the average seawater temperature in December is 14.6°C (58.3°F). Note: Swimming in 14.6°C (58.3°F) poses a severe threat. Even short exposure to 13°C (55.4°F) is chilling, and going below 10°C (50°F) can cause breathing irregularities and intense cold shock, based on one's stamina. Weather in December »
[Resources]Frequently asked questions
What month is the sea coldest in Portbou?
The month with the coldest seawater in Portbou, Spain, is February, with an average sea temperature of 12.8°C (55°F).
When are the longest days in Portbou?
With an average of 15h and 12min of daylight, June has the longest days of the year.
When is the sea warmest in Portbou?
With an average sea temperature of 21.9°C (71.4°F), August is the month with the warmest seawater in Portbou.
When is Daylight Saving Time (DST) in Portbou?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Portbou, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the month with the shortest days in Portbou?
December has the shortest days of the year in Portbou, with an average of 9h and 6min of daylight.
Average sea temperature
Portbou, Spain
The best month for swimming (with the highest average sea temperature) is August (21.9°C).
The coldest month (with the lowest average sea temperature) is February (12.8°C).
Average daylight
Portbou, Spain
- Average daylight in January:
9h and 3min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
Portbou, Spain
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