January weather forecast
Hammerfest, Norway

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Weather in January

January is the first month of the year in Hammerfest, Norway, and it is noticeable for its snow cover. Weather is defined by precise parameters such as temperature, humidity, rainfall, snowfall, and wind speed. Daylight hours are extremely limited, amounting to a mere 1.1 hours per day. Hammerfest experiences January as the start of the winter season, with snowfall reaching up to 110mm (4.33"). The sudden dip in temperature from this month signals the onset of peak winter season.

Temperature

In Hammerfest, the months of January and February are known for the lowest temperatures, reaching an average high of -2.3°C (27.9°F).

Humidity

In January, the average relative humidity in Hammerfest is 82%.

Rainfall

In January, the rain falls for 5.1 days. Throughout January, 39mm (1.54") of precipitation is accumulated. Throughout the year, there are 126 rainfall days, and 490mm (19.29") of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall in Hammerfest, Norway. In Hammerfest, in January, snow falls for 11.5 days, with typically accumulated 110mm (4.33") of snow. Throughout the year, in Hammerfest, Norway, there are 96.3 snowfall days, and 928mm (36.54") of snow is accumulated.

Sea temperature

In Hammerfest, in January, the average water temperature is 5°C (41°F).
Note: Diving into 5°C (41°F) when it's under 10°C (50°F) can cause immediate cold shock symptoms, marked by hyperventilation.

Daylight

The average length of the day in January is 1h and 7min.
On the first day of the month, sunrise is at 01:00 and sunset at 01:00. On the last day of January, sunrise is at 09:31 and sunset at 13:46 CET.

Sunshine

In Hammerfest, the average sunshine in January is 0.7h.

UV index

The average daily maximum UV index in January in Hammerfest is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In January, the UV index of 2 transforms into the following advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What time of the year is the coldest in Hammerfest?

In Hammerfest, Norway, January and February are characterised by the lowest temperatures, recording an average high of -2.3°C (27.9°F).

How cold is January in Hammerfest?

The high-temperature in Hammerfest, Norway, during January is -2.3°C (27.9°F) and the low-temperature is -5.7°C (21.7°F).

What is the average humidity in January in Hammerfest?

In Hammerfest, the average relative humidity in January is 82%.

How much does it rain in Hammerfest in January?

In Hammerfest, Norway, during January, the rain falls for 5.1 days and regularly aggregates up to 39mm (1.54") of precipitation.

How many days does it snow in January in Hammerfest?

In January, in Hammerfest, it is snowing for 11.5 days. Throughout January, 110mm (4.33") of snow is accumulated.

How cold is the water in January in Hammerfest?

In Hammerfest, Norway, the average seawater temperature in January is 5°C (41°F). Swimming in 5°C (41°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.

How many hours of daylight does Hammerfest have in January?

The average day length in January is 1h and 7min.

When are sunrise and sunset in January in Hammerfest?

On the first day of January in Hammerfest, Norway, sunrise is at 01:00 and sunset at 01:00. On the last day of the month, sunrise is at 09:31 and sunset at 13:46 CET.

How many hours of sunshine does Hammerfest have in January?

In January, the average sunshine duration in Hammerfest, Norway, is 0.7h.

How high is the UV index in January in Hammerfest?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Hammerfest, Norway

Average temperature in January - Hammerfest, Norway
  • Average high temperature in January: -2.3°C

The warmest month (with the highest average high temperature) is July (12.7°C).
The months with the lowest average high temperature are January and February (-2.3°C).

  • Average low temperature in January: -5.7°C

The month with the highest average low temperature is July (9.1°C).
The coldest month (with the lowest average low temperature) is February (-5.8°C).

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Average pressure in January
Hammerfest, Norway

Average pressure in January - Hammerfest, Norway
  • Average pressure in January: 1005.1mbar

The month with the highest atmospheric pressure is May (1013.8mbar).
The month with the lowest atmospheric pressure is December (1000.5mbar).

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Average wind speed in January
Hammerfest, Norway

Average wind speed in January - Hammerfest, Norway
  • Average wind speed in January: 24.9km/h

The windiest month (with the highest average wind speed) is March (25.3km/h).
The calmest month (with the lowest average wind speed) is July (15.4km/h).

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Average humidity in January
Hammerfest, Norway

Average humidity in January - Hammerfest, Norway
  • Average humidity in January: 82%

The months with the highest relative humidity are April and May (83%).
The months with the lowest relative humidity are March and June (79%).

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Average rainfall in January
Hammerfest, Norway

Average rainfall in January - Hammerfest, Norway
  • Average rainfall in January: 39mm

The wettest month (with the highest rainfall) is March (47mm).
The driest months (with the least rainfall) are September and December (33mm).

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Average rainfall days in January
Hammerfest, Norway

Average rainfall days in January - Hammerfest, Norway
  • Average rainfall days in January: 5.1 days

The month with the highest number of rainy days is June (18.5 days).
The month with the least rainy days is February (4.6 days).

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Average snowfall in January
Hammerfest, Norway

Average snowfall in January - Hammerfest, Norway
  • Average snowfall in January: 110mm

The month with the highest snowfall is March (145mm).
The months with the least snowfall are July and August (0mm).

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Average snowfall days in January
Hammerfest, Norway

Average snowfall days in January - Hammerfest, Norway
  • Average snowfall days in January: 11.5 days

The month with the highest number of snowfall days is March (16.8 days).
The months with the least snowfall days are July and August (0 days).

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Average sea temperature in January
Hammerfest, Norway

Average sea temperature in January - Hammerfest, Norway
  • Average sea temperature in January: 5°C

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

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Average daylight in January /
Average sunshine in January
Hammerfest, Norway

Average daylight in January / Average sunshine in January - Hammerfest, Norway
  • Average daylight in January: 1h and 1min

The month with the longest days is August (Average daylight: 18h and 30min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).

  • Average sunshine in January: 0h and 4min

The month with the most sunshine is August (Average sunshine: 8h and 0min).
The month with the least sunshine is December (Average sunshine: 0h and 18min).

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Average sunshine days in January
Hammerfest, Norway

Average sunshine days in January - Hammerfest, Norway
  • Average sunshine days in January: 14.8 days

The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is June (8.3 days).

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Average UV index in January
Hammerfest, Norway

Average UV index in January - Hammerfest, Norway
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are February, March, October and November (UV index 1).

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Average cloud cover in January
Hammerfest, Norway

Average cloud cover in January - Hammerfest, Norway
  • Average cloud cover in January: 62

The month with the most cloud cover is March (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 59).

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Average visibility in January
Hammerfest, Norway

Average visibility in January - Hammerfest, Norway
  • Average visibility in January: 9km

The months with the highest visibility are January, February, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are March and April (8km).

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Hammerfest, Norway

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