Monthly weather forecast and climate
Hook of Holland, Netherlands

In January, the average sea temperature in Hook of Holland, Netherlands, is 6.7°C (44.1°F). Note: Swimming in 6.7°C (44.1°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in January »

Months with the coldest seawater in Hook of Holland, Netherlands, are February and March, with an average sea temperature of 6.6°C (43.9°F). Note: Swimming in 6.6°C (43.9°F) is considered dangerous. Weather in February »

Months with the coldest seawater in Hook of Holland, Netherlands, are February and March, with an average sea temperature of 6.6°C (43.9°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 March »

In Hook of Holland, Netherlands, the average seawater temperature in April is 9.2°C (48.6°F). Note: Swimming in 9.2°C (48.6°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in April »

In May, the average sea temperature in Hook of Holland, Netherlands, is 11.9°C (53.4°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 May »

In Hook of Holland, Netherlands, the average seawater temperature in June is 14.9°C (58.8°F). Note: Swimming in 14.9°C (58.8°F) is considered life-threatening. Weather in June »

In July, the average sea temperature in Hook of Holland, Netherlands, is 16.9°C (62.4°F). Note: For most, swimming in 16.9°C (62.4°F) is not an enjoyable activity. Weather in July »

The month with the warmest seawater in Hook of Holland, Netherlands, is August, with an average sea temperature of 18.3°C (64.9°F). Note: Swimming in 18.3°C (64.9°F) is not enjoyable for the majority. Weather in August »

In September, the average sea temperature in Hook of Holland, Netherlands, is 18.2°C (64.8°F). Note: For swimming, a surface water temperature of 18.2°C (64.8°F) is not enjoyable for the majority. Weather in September »

In Hook of Holland, Netherlands, the average seawater temperature in October is 15.8°C (60.4°F). Note: Swimming in 15.8°C (60.4°F) is not enjoyable for the majority. Weather in October »

In November, the average sea temperature in Hook of Holland, Netherlands, is 13.2°C (55.8°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 November »

In December, the average sea temperature in Hook of Holland, Netherlands, is 9.5°C (49.1°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 »

What months are the sea coldest in Hook of Holland?

February and March, with an average sea temperature of 6.6°C (43.9°F), are months with the coldest seawater in Hook of Holland.

When are the longest days in Hook of Holland?

The month with the longest days in Hook of Holland is June, with an average of 16.6h of daylight.

When is the sea warmest in Hook of Holland?

The month with the warmest seawater in Hook of Holland, Netherlands, is August, with an average sea temperature of 18.3°C (64.9°F).

What is the month with the shortest days in Hook of Holland?

With an average of 7.9h of daylight, December has the shortest days of the year in Hook of Holland.
Average sea temperature - Hook of Holland, Netherlands

The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest months (with the lowest average sea temperature) are February and March (6.6°C).

Average daylight - Hook of Holland, Netherlands

The month with the longest days is June (Average daylight: 16.6h).
The month with the shortest days is December (Average daylight: 7.9h).