Monthly weather forecast and climate
Holbæk, Denmark

Weather in January

With an average sea temperature of 2.1°C (35.8°F), January is the month with the coldest seawater in Holbæk, Denmark. Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Weather in January »

Weather in February

In Holbæk, Denmark, in February, the average water temperature is 2.2°C (36°F). Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Weather in February »

Weather in March

In Holbæk, Denmark, in March, the average water temperature is 2.4°C (36.3°F). Note: For swimming, this is considered very dangerous and immediately life-threatening. Weather in March »

Weather in April

In April, the average sea temperature in Holbæk, Denmark, 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 April »

Weather in May

In May, the average sea temperature in Holbæk, Denmark, is 11.5°C (52.7°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 May »

Weather in June

In June, the average sea temperature in Holbæk, Denmark, is 15.9°C (60.6°F). Note: For swimming, a surface water temperature of 15.9°C (60.6°F) is not enjoyable for the majority. Weather in June »

Weather in July

In July, the average sea temperature in Holbæk, Denmark, is 18.3°C (64.9°F). Note: Swimming in 18.3°C (64.9°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 »

Weather in August

The month with the warmest seawater in Holbæk, Denmark, is August, with an average sea temperature of 18.5°C (65.3°F). Note: Swimming in 18.5°C (65.3°F) is not enjoyable for the majority. Weather in August »

Weather in September

In Holbæk, Denmark, in September, the average water temperature is 16.6°C (61.9°F). Note: Swimming in 16.6°C (61.9°F) is not enjoyable for the majority. Weather in September »

Weather in October

In Holbæk, Denmark, in October, the average water temperature is 12.3°C (54.1°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 October »

Weather in November

In Holbæk, Denmark, in November, the average water temperature is 8.5°C (47.3°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 November »

Weather in December

In Holbæk, Denmark, the average seawater temperature in December is 4.9°C (40.8°F). Note: For swimming, this is considered life-threatening and very dangerous. Weather in December »
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FAQ

What is the month with the coldest sea water in Holbæk?

With an average sea temperature of 2.1°C (35.8°F), January is the month with the coldest seawater.

When are the longest days in Holbæk?

The month with the longest days in Holbæk, Denmark, is June, with an average of 17.4h of daylight.

When is the sea warmest in Holbæk?

August is the month with the warmest seawater in Holbæk, with an average sea temperature of 18.5°C (65.3°F).

What is the month with the shortest days in Holbæk?

The month with the shortest days in Holbæk is December, with an average of 7.1h of daylight.

Average sea temperature
Holbæk, Denmark

Average sea temperature - Holbæk, Denmark

The best month for swimming (with the highest average sea temperature) is August (18.5°C).
The coldest month (with the lowest average sea temperature) is January (2.1°C).

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Average daylight
Holbæk, Denmark

Average daylight - Holbæk, Denmark

The month with the longest days is June (Average daylight: 17.4h).
The month with the shortest days is December (Average daylight: 7.1h).

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