Le Portel
France
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Le Portel, France

In Le Portel, France, in January, the average water temperature is 8.2°C (46.8°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in January »
In Le Portel, France, the average seawater temperature in February is 8.2°C (46.8°F). Note: Swimming in 8.2°C (46.8°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in February »

March is the month with the coldest seawater in Le Portel, France, with an average sea temperature of 7.7°C (45.9°F). Note: Swimming in 7.7°C (45.9°F) is considered life-threatening. Weather in March »

In Le Portel, France, in April, the average water temperature is 9.5°C (49.1°F). Note: Swimming in 9.5°C (49.1°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in April »

In Le Portel, France, the average seawater temperature in May is 11.8°C (53.2°F). Note: Swimming in 11.8°C (53.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in May »

In June, the average sea temperature in Le Portel, France, is 14.3°C (57.7°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in June »

In Le Portel, France, the average seawater temperature in July is 16.3°C (61.3°F). Note: Swimming in 16.3°C (61.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F). Weather in July »

August and September, with an average sea temperature of 17.8°C (64°F), are months with the warmest seawater in Le Portel, France. Note: Swimming in 17.8°C (64°F) is not enjoyable for the majority. Weather in August »

Months with the warmest seawater in Le Portel, France, are August and September, with an average sea temperature of 17.8°C (64°F). Note: For most, swimming in 17.8°C (64°F) is not an enjoyable activity. Weather in September »

In Le Portel, France, in October, the average water temperature is 16.3°C (61.3°F). Note: For swimming, a surface water temperature of 16.3°C (61.3°F) is not enjoyable for the majority. Weather in October »

In Le Portel, France, in November, the average water temperature is 14.3°C (57.7°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in November »

In Le Portel, France, the average seawater temperature in December is 11.3°C (52.3°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in December »

When is the sea coldest in Le Portel?

The month with the coldest seawater is March, with an average sea temperature of 7.7°C (45.9°F).

When are the longest days in Le Portel?

With an average of 16.4h of daylight, June has the longest days of the year in Le Portel, France.

What are the months with the warmest sea water in Le Portel?

August and September, with an average sea temperature of 17.8°C (64°F), are months with the warmest seawater in Le Portel, France.

What is the month with the shortest days in Le Portel?

With an average of 8.1h of daylight, December has the shortest days of the year in Le Portel, France.
Average sea temperature - Le Portel, France

Best months for swimming (with the highest average sea temperature) are August and September (17.8°C).
The coldest month (with the lowest average sea temperature) is March (7.7°C).

Average daylight - Le Portel, France

The month with the longest days is June (Average daylight: 16.4h).
The month with shortest days is December (Average daylight: 8.1h).