Climate and monthly weather forecast
Weather in January
In Hook of Holland, Netherlands, in January, the average water temperature is 6.7°C (44.1°F). Note: Danger awaits those who swim in 6.7°C (44.1°F) without protection. Weather in January »
Weather in February
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, Netherlands. Note: Dipping into 6.6°C (43.9°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Weather in February »
Weather in March
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, Netherlands. Note: With an efficient thermal swimsuit, one can navigate 6.6°C (43.9°F) even if it's colder than 10°C (50°F); otherwise, rapid cold shock and breathlessness might set in. Weather in March »
Weather in April
In Hook of Holland, Netherlands, in April, the average water temperature is 9.2°C (48.6°F). Note: Dipping into 9.2°C (48.6°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Weather in April »
Weather in May
In May, the average sea temperature in Hook of Holland, Netherlands, is 11.9°C (53.4°F). Note: If planning to swim in 11.9°C (53.4°F) under 10°C (50°F), wear a protective suit. Weather in May »
Weather in June
In Hook of Holland, Netherlands, in June, the average water temperature is 14.9°C (58.8°F). Note: Swimming in 14.9°C (58.8°F) is considered life-threatening. Weather in June »
Weather in July
In Hook of Holland, Netherlands, the average seawater temperature in July 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 July »
Weather in August
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: Most people do not find swimming enjoyable in water of 18.3°C (64.9°F). Weather in August »
Weather in September
In Hook of Holland, Netherlands, in September, the average water temperature is 18.2°C (64.8°F). Note: Most people find swimming in 18.2°C (64.8°F) unenjoyable. Weather in September »
Weather in October
In October, the average sea temperature in Hook of Holland, Netherlands, is 15.8°C (60.4°F). Note: For the majority of people, swimming in water at 15.8°C (60.4°F) is not enjoyable. Weather in October »
Weather in November
In Hook of Holland, Netherlands, in November, the average water temperature is 13.2°C (55.8°F). Note: Entering waters of 13.2°C (55.8°F) is life-endangering. Weather in November »
Weather in December
In Hook of Holland, Netherlands, in December, the average water temperature is 9.5°C (49.1°F). Note: Swimming at temperatures less than 10°C (50°F) in 9.5°C (49.1°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. Weather in December »
Updated: Jan 25, 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 months are the sea coldest in Hook of Holland?
The 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).
When are the longest days in Hook of Holland?
June has the longest days of the year in Hook of Holland, Netherlands, with an average of 16h and 36min of daylight.
When is the sea warmest in Hook of Holland?
With an average sea temperature of 18.3°C (64.9°F), August is the month with the warmest seawater.
When is Daylight Saving Time (DST) in Hook of Holland?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Hook of Holland, Netherlands, 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 Hook of Holland?
The month with the shortest days is December, with an average of 7h and 48min of daylight.
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
- Average daylight in January:
8h and 2min - Average daylight in February:
10h and 0min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 4min - Average daylight in June:
16h and 4min
- Average daylight in July:
16h and 1min - Average daylight in August:
14h and 4min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
8h and 5min - Average daylight in December:
7h and 5min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 48min).
