Harstad
Norway
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Harstad, Norway

Sea temperature

In Harstad, Norway, in Abril, the average water temperature is 4.4°C (39.9°F).
Note: For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

Daylight

In Harstad, the average length of the day in Abril is 16h.

How cold is the water in Abril in Harstad?

In Harstad, Norway, the average seawater temperature in Abril is 4.4°C (39.9°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

How many hours of daylight does Harstad have in Abril?

The average length of the day in Abril is 16h.
Average sea temperature in April - Harstad, Norway
  • Average sea temperature in April: 4.4°C

The best month for swimming (with the highest average sea temperature) is August (12.3°C).
The coldest month (with the lowest average sea temperature) is March (3.8°C).

Average daylight in April - Harstad, Norway
  • Average daylight in April: 16h

The month with the longest days is June (Average daylight: 24h).
The month with shortest days is December (Average daylight: 0.1h).