Hirtshals
Denmark
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Hirtshals, Denmark

In Hirtshals, Denmark, the average seawater temperature in January is 4.9°C (40.8°F). Note: For swimming, this is considered life-threatening and very dangerous. Weather in January »
In February, the average sea temperature in Hirtshals, Denmark, is 4.5°C (40.1°F). Note: For swimming, this is considered very dangerous and immediately life-threatening. Weather in February »

With an average sea temperature of 3.8°C (38.8°F), March is the month with the coldest seawater in Hirtshals, Denmark. Note: For swimming, this is considered life-threatening and very dangerous. Weather in March »

In Hirtshals, Denmark, in April, the average water temperature is 7.1°C (44.8°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 April »

In Hirtshals, Denmark, the average seawater temperature in May is 10.8°C (51.4°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 Hirtshals, Denmark, in June, the average water temperature is 14.4°C (57.9°F). Note: Swimming in 14.4°C (57.9°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 June »

In July, the average sea temperature in Hirtshals, Denmark, is 16.9°C (62.4°F). Note: For swimming, a surface water temperature of 16.9°C (62.4°F) is not enjoyable for the majority. Weather in July »

August is the month with the warmest seawater in Hirtshals, Denmark, 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 August »

In Hirtshals, Denmark, in September, the average water temperature is 15.8°C (60.4°F). Note: For most, swimming in 15.8°C (60.4°F) is not an enjoyable activity. Weather in September »

In Hirtshals, Denmark, in October, the average water temperature is 12.2°C (54°F). Note: Swimming in 12.2°C (54°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 October »

In Hirtshals, Denmark, in November, the average water temperature is 9.8°C (49.6°F). Note: Swimming in 9.8°C (49.6°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in November »

In December, the average sea temperature in Hirtshals, Denmark, is 6.9°C (44.4°F). Note: Swimming in 6.9°C (44.4°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in December »

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

March is the month with the coldest seawater, with an average sea temperature of 3.8°C (38.8°F).

When are the longest days in Hirtshals?

With an average of 17.9h of daylight, June has the longest days of the year.

When is the sea warmest in Hirtshals?

August is the month with the warmest seawater in Hirtshals, with an average sea temperature of 17.8°C (64°F).

What is the month with the shortest days in Hirtshals?

With an average of 6.7h of daylight, December has the shortest days of the year in Hirtshals.
Average sea temperature - Hirtshals, Denmark

The best month for swimming (with the highest average sea temperature) is August (17.8°C).
The coldest month (with the lowest average sea temperature) is March (3.8°C).

Average daylight - Hirtshals, Denmark

The month with the longest days is June (Average daylight: 17.9h).
The month with shortest days is December (Average daylight: 6.7h).