Þorlákshöfn
Iceland
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Þorlákshöfn, Iceland

In Þorlákshöfn, Iceland, in January, the average water temperature is 5.8°C (42.4°F). Note: Swimming in 5.8°C (42.4°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in January »
In Þorlákshöfn, Iceland, the average seawater temperature in February is 5.9°C (42.6°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 February »

With an average sea temperature of 5.7°C (42.3°F), March is the month with the coldest seawater in Þorlákshöfn, Iceland. Note: Swimming in 5.7°C (42.3°F) is considered dangerous. Weather in March »

In Þorlákshöfn, Iceland, the average seawater temperature in April is 6.3°C (43.3°F). Note: Swimming in 6.3°C (43.3°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 May, the average sea temperature in Þorlákshöfn, Iceland, is 7.6°C (45.7°F). Note: Swimming in 7.6°C (45.7°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 Þorlákshöfn, Iceland, the average seawater temperature in June is 9.7°C (49.5°F). Note: Swimming in 9.7°C (49.5°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in June »

With an average sea temperature of 11.8°C (53.2°F), July is the month with the warmest seawater in Þorlákshöfn, Iceland. 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 July »

In August, the average sea temperature in Þorlákshöfn, Iceland, is 11.6°C (52.9°F). Note: Swimming in 11.6°C (52.9°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 August »

In September, the average sea temperature in Þorlákshöfn, Iceland, is 9.9°C (49.8°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 September »

In October, the average sea temperature in Þorlákshöfn, Iceland, is 8.6°C (47.5°F). Note: Swimming in 8.6°C (47.5°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in October »

In Þorlákshöfn, Iceland, in November, the average water temperature is 7.5°C (45.5°F). Note: Swimming in 7.5°C (45.5°F) is considered life-threatening. Weather in November »

In Þorlákshöfn, Iceland, in December, the average water temperature is 7.2°C (45°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 is the month with the coldest sea water in Þorlákshöfn?

March is the month with the coldest seawater, with an average sea temperature of 5.7°C (42.3°F).

When are the longest days in Þorlákshöfn?

The month with the longest days is June, with an average of 20.7h of daylight.

What is the month with the warmest sea water in Þorlákshöfn?

The month with the warmest seawater in Þorlákshöfn is July, with an average sea temperature of 11.8°C (53.2°F).

What is the month with the shortest days in Þorlákshöfn?

The month with the shortest days is December, with an average of 4.5h of daylight.
Average sea temperature - Þorlákshöfn, Iceland

The best month for swimming (with the highest average sea temperature) is July (11.8°C).
The coldest month (with the lowest average sea temperature) is March (5.7°C).

Average daylight - Þorlákshöfn, Iceland

The month with the longest days is June (Average daylight: 20.7h).
The month with shortest days is December (Average daylight: 4.5h).