Climate and monthly weather forecast
Weather in January
In Porto do Son, Spain, the average seawater temperature in January is 13.9°C (57°F). Note: Beware of 13.9°C (57°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 January »
Weather in February
In Porto do Son, Spain, the average seawater temperature in February is 13.4°C (56.1°F). Note: Swimming in 13.4°C (56.1°F) at temperatures under 10°C (50°F) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Weather in February »
Weather in March
March is the month with the coldest seawater in Porto do Son, Spain, with an average sea temperature of 13.3°C (55.9°F). Note: Unprotected swimming in 13.3°C (55.9°F) is dangerous due to potential cold shock. Weather in March »
Weather in April
In Porto do Son, Spain, in April, the average water temperature is 14.2°C (57.6°F). Note: Swimming at temperatures less than 10°C (50°F) in 14.2°C (57.6°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. Weather in April »
Weather in May
In May, the average sea temperature in Porto do Son, Spain, is 15.3°C (59.5°F). Note: A surface water temperature of 15.3°C (59.5°F) does not provide an enjoyable swimming experience for most. Weather in May »
Weather in June
In Porto do Son, Spain, the average seawater temperature in June is 16.5°C (61.7°F). Note: Most people do not find pleasure in swimming when the water temperature is 16.5°C (61.7°F). Weather in June »
Weather in July
In July, the average sea temperature in Porto do Son, Spain, is 17.3°C (63.1°F). Note: Most people find swimming in 17.3°C (63.1°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 July »
Weather in August
August and September, with an average sea temperature of 18.2°C (64.8°F), are months with the warmest seawater in Porto do Son, Spain. Note: Most people do not enjoy swimming in water of 18.2°C (64.8°F). Weather in August »
Weather in September
August and September, with an average sea temperature of 18.2°C (64.8°F), are months with the warmest seawater in Porto do Son, Spain. Note: In water of 18.2°C (64.8°F), the majority of people do not enjoy swimming. Weather in September »
Weather in October
In Porto do Son, Spain, in October, the average water temperature is 17.5°C (63.5°F). Note: Most people do not enjoy swimming in water of 17.5°C (63.5°F). Weather in October »
Weather in November
In November, the average sea temperature in Porto do Son, Spain, is 16.3°C (61.3°F). Note: Swimming in water with a temperature of 16.3°C (61.3°F) is not a pleasurable experience for the majority. Weather in November »
Weather in December
In December, the average sea temperature in Porto do Son, Spain, is 14.8°C (58.6°F). Note: Swimming in 14.8°C (58.6°F) is deemed hazardous. Exposure to temperatures below 10°C (50°F) leads to immediate severe cold shock and hyperventilation. Weather in December »
Updated: Jun 9, 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
What month is the sea coldest?
With an average sea temperature of 13.3°C (55.9°F), March is the month with the coldest seawater.
When are the longest days?
With an average of 15h and 18min of daylight, June has the longest days of the year.
What months are the sea warmest?
The months with the warmest seawater are August and September, with an average sea temperature of 18.2°C (64.8°F).
When is Daylight Saving Time (DST)?
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.
What is the month with the shortest days in Porto do Son?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
Average sea temperature
Porto do Son, Spain
The best months for swimming (with the highest average sea temperature) are August and September (18.2°C).
The coldest month (with the lowest average sea temperature) is March (13.3°C).
Average daylight
Porto do Son, 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 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - 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 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
