Climate and monthly weather forecastPasaia, Spain
Climate and monthly weather forecast
Weather in January
In Pasaia, Spain, the average seawater temperature in January is 12.7°C (54.9°F). Note: While a brief time in 12.7°C (54.9°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 January »Weather in February
With an average sea temperature of 12.4°C (54.3°F), February is the month with the coldest seawater in Pasaia, Spain. Note: Swimming at temperatures less than 10°C (50°F) in 12.4°C (54.3°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. Weather in February »Weather in March
In Pasaia, Spain, in March, the average water temperature is 12.5°C (54.5°F). Note: It is advised against swimming in 12.5°C (54.5°F) when it drops below 10°C (50°F). Weather in March »Weather in April
In Pasaia, Spain, the average seawater temperature in April is 14.1°C (57.4°F). Note: Caution: 14.1°C (57.4°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing. Weather in April »Weather in May
In May, the average sea temperature in Pasaia, Spain, is 16.4°C (61.5°F). Note: For most individuals, swimming in 16.4°C (61.5°F) is not a pleasurable activity. Weather in May »Weather in June
In Pasaia, Spain, in June, the average water temperature is 19.3°C (66.7°F). Note: Swimming in 19.3°C (66.7°F) is not pleasurable for most people. Breathing control grows increasingly challenging as the water temperature falls under 21°C (69.8°F). Weather in June »Weather in July
In July, the average sea temperature in Pasaia, Spain, is 20.7°C (69.3°F). Note: For the majority, swimming in water with a temperature of 20.7°C (69.3°F) is not enjoyable. Weather in July »Weather in August
August is the month with the warmest seawater in Pasaia, Spain, with an average sea temperature of 21.4°C (70.5°F). Note: For swimming, a surface water temperature of 21.4°C (70.5°F) is not enjoyable for the majority. Weather in August »Weather in September
In Pasaia, Spain, in September, the average water temperature is 20.8°C (69.4°F). Note: The enjoyment of swimming decreases for most when the surface water temperature is 20.8°C (69.4°F). Weather in September »Weather in October
In October, the average sea temperature in Pasaia, Spain, is 18.7°C (65.7°F). Note: For most individuals, swimming in 18.7°C (65.7°F) is not a pleasant experience. Weather in October »Weather in November
In Pasaia, Spain, in November, the average water temperature is 16.4°C (61.5°F). Note: Most people find swimming in 16.4°C (61.5°F) unenjoyable. As the water temperature falls from 21°C (69.8°F) to 15°C (59°F), controlling one's breathing becomes harder. Weather in November »Weather in December
In Pasaia, Spain, in December, the average water temperature is 14.3°C (57.7°F). Note: Beware of 14.3°C (57.7°F) waters at 13°C (55.4°F), they're uninviting, and a dip below 10°C (50°F) has risks of breath loss and cold shock, contingent on health. Weather in December »Updated: Jan 29, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
With an average sea temperature of 12.4°C (54.3°F), February is the month with the coldest seawater in Pasaia.
June has the longest days of the year in Pasaia, Spain, with an average of 15h and 18min of daylight.
August is the month with the warmest seawater, with an average sea temperature of 21.4°C (70.5°F).
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, 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.
December has the shortest days of the year in Pasaia, with an average of 9h and 0min of daylight.
Average sea temperature
Pasaia, Spain
The best month for swimming (with the highest average sea temperature) is August (21.4°C).
The coldest month (with the lowest average sea temperature) is February (12.4°C).
Average daylight
Pasaia, Spain
- Average daylight in January:
9h and 24min - Average daylight in February:
10h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 42min - Average daylight in June:
15h and 18min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 54min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 42min - Average daylight in December:
9h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).





