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

October weather forecast and climate
Harstad, Norway

Sea temperature

In Harstad, Norway, the average seawater temperature in Octubre is 8.7°C (47.7°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. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

Daylight

In Octubre, the average length of the day is 9.1h.

What is the water temperature in Octubre in Harstad?

In Harstad, in Octubre, the average water temperature is 8.7°C (47.7°F). Swimming in 8.7°C (47.7°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in Octubre in Harstad?

In Harstad, Norway, the average length of the day in Octubre is 9.1h.
Average sea temperature in October - Harstad, Norway
  • Average sea temperature in October: 8.7°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 October - Harstad, Norway
  • Average daylight in October: 9.1h

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