Monthly weather forecast and climate
Hammerfest, Norway

What is the coldest month in Hammerfest?

January is the coldest month in Hammerfest, with an average high-temperature of -2.2°C (28°F) and an average low-temperature of -8.9°C (16°F).

How many days does it rain in Hammerfest?

Throughout the year, there are 246 rainfall days, and 820mm (32.3") of precipitation is accumulated.

What months are the sea coldest in Hammerfest?

Months with the coldest seawater in Hammerfest, Norway, are February and March, with an average sea temperature of 4.8°C (40.6°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.

What is the driest month in Hammerfest?

The month with the least rainfall in Hammerfest is May when the rain falls for 16 days and typically collects 47mm (1.9") of precipitation.

What is the warmest month in Hammerfest?

The warmest month in Hammerfest is July, with an average high-temperature of 14.7°C (58.5°F) and an average low-temperature of 8.5°C (47.3°F).

When is the sea warmest in Hammerfest?

August is the month with the warmest seawater in Hammerfest, Norway, with an average sea temperature of 10.6°C (51.1°F). Swimming in 10.6°C (51.1°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the rainiest month in Hammerfest?

The month with the most rainfall is October when the rain falls for 25 days and typically aggregates up to 93mm (3.7") of precipitation.
Average rainfall - Hammerfest, Norway
Average rainfall days - Hammerfest, Norway
Average sea temperature - Hammerfest, Norway

The best month for swimming (with the highest average sea temperature) is August (10.6°C).
Coldest months (with the lowest average sea temperature) are February and March (4.8°C).

Average daylight / Average sunshine - Hammerfest, Norway
Average UV index - Hammerfest, Norway
deutscheenglishespañolрусский中文