March weather forecast
Tromsø, Norway

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The bridge connecting the city of Tromsø, Norway
The bridge connecting the city of Tromsø, Norway

Weather in March

As Tromsø transitions from winter into early spring, March indicates slight alleviation in the persisting frigid conditions. Snowfall persistently ensues, albeit less as compared to its peak in February. Dishing out a substantial total of 569mm (22.4"), snow makes March rank as the snowiest month. A noticeable increase in daylight hours is a sign of impending spring. Welfare depends significantly on dressing appropriately for the cold, but less harsh weather conditions begin providing increasing outdoor activity opportunities.

Temperature

Entering March, Tromsø's average high-temperature reads a still freezing cold -2.2°C (28°F), indicating a close resemblance to the previous month's climate. During March, Tromsø witnesses a consistent average low-temperature of -7.3°C (18.9°F).

Humidity

In March, the average relative humidity is 86%.

Rainfall

The month with the most rainfall is March, when the rain falls for 7.2 days and typically aggregates up to 103mm (4.06") of precipitation.

Snowfall

Months with snowfall are January through June, September through December. The month with the most snowfall in Tromsø is March, when snow falls for 22.9 days and typically aggregates up to 569mm (22.4") of snow.

Sea temperature

March is the month with the coldest seawater, with an average sea temperature of 4.2°C (39.6°F).
Note: Regarding swimming, this is extremely cold, hazardous, and can lead to death. Hypothermia sets in rapidly without the protection of insulating waterproof gear.

Daylight

The average length of the day in March is 11h and 44min.
On the first day of the month, sunrise is at 07:06 and sunset at 16:45. On the last day of March, in Tromsø, Norway, sunrise is at 04:49 and sunset at 18:46 CET.

Sunshine

In March, the average sunshine is 3.1h.

UV index

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.
Note: The UV index of 1 during March leads to these advisories:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.

Frequently asked questions

How cold is it in Tromsø in March?

An average high-temperature, in March, in Tromsø, is -2.2°C (28°F) and the average low-temperature is -7.3°C (18.9°F).

What is the average humidity in March in Tromsø?

In Tromsø, the average relative humidity in March is 86%.

What is the rainiest month in Tromsø?

March is the month with the most rainfall in Tromsø, Norway. Rain falls for 7.2 days and accumulates 103mm (4.06") of precipitation.

How much does it rain in Tromsø in March?

In March, in Tromsø, the rain falls for 7.2 days. Throughout March, 103mm (4.06") of precipitation is accumulated.

When does it snow the most in Tromsø?

March is the month with the most snowfall in Tromsø. Snow falls for 22.9 days and accumulates 569mm (22.4") of snow.

How much does it snow in Tromsø in March?

In Tromsø, Norway, in March, snow falls for 22.9 days, with typically accumulated 569mm (22.4") of snow.

When is the sea coldest in Tromsø?

The month with the coldest seawater is March, with an average sea temperature of 4.2°C (39.6°F).

What is the water temperature in March in Tromsø?

In Tromsø, in March, the average water temperature is 4.2°C (39.6°F). 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.

What is the average length of the day in March in Tromsø?

In March, the average day length is 11h and 44min.

When are sunrise and sunset in March in Tromsø?

In March, on the first day of the month, sunrise is at 07:06 and sunset at 16:45. On the last day of the month, in Tromsø, Norway, sunrise is at 04:49 and sunset at 18:46 CET.

How many hours of sunshine does Tromsø have in March?

In March, the average sunshine duration is 3.1h.

When is the lowest UV index in Tromsø?

January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index in Tromsø, Norway.

What is the UV index intensity in March in Tromsø?

In Tromsø, the average daily maximum UV index in March is 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.

Average temperature in March
Tromsø, Norway

Average temperature in March - Tromsø, Norway
  • Average high temperature in March: -2.2°C

The warmest month (with the highest average high temperature) is July (13.9°C).
The month with the lowest average high temperature is January (-4.5°C).

  • Average low temperature in March: -7.3°C

The month with the highest average low temperature is July (8.7°C).
The coldest month (with the lowest average low temperature) is February (-9.1°C).

Average pressure in March
Tromsø, Norway

Average pressure in March - Tromsø, Norway
  • Average pressure in March: 1004.3mbar

The month with the highest atmospheric pressure is May (1013.8mbar).
The month with the lowest atmospheric pressure is December (1000.7mbar).

Average wind speed in March
Tromsø, Norway

Average wind speed in March - Tromsø, Norway
  • Average wind speed in March: 17km/h

The windiest month (with the highest average wind speed) is March (17km/h).
The calmest month (with the lowest average wind speed) is July (9.5km/h).

Average humidity in March
Tromsø, Norway

Average humidity in March - Tromsø, Norway
  • Average humidity in March: 86%

The month with the highest relative humidity is April (89%).
The month with the lowest relative humidity is July (79%).

Average rainfall in March
Tromsø, Norway

Average rainfall in March - Tromsø, Norway
  • Average rainfall in March: 103mm

The wettest month (with the highest rainfall) is March (103mm).
The driest month (with the least rainfall) is July (55mm).

Average rainfall days in March
Tromsø, Norway

Average rainfall days in March - Tromsø, Norway
  • Average rainfall days in March: 7.2 days

The month with the highest number of rainy days is June (19.3 days).
The month with the least rainy days is February (4.7 days).

Average snowfall in March
Tromsø, Norway

Average snowfall in March - Tromsø, Norway
  • Average snowfall in March: 569mm

The month with the highest snowfall is March (569mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in March
Tromsø, Norway

Average snowfall days in March - Tromsø, Norway
  • Average snowfall days in March: 22.9 days

The month with the highest number of snowfall days is March (22.9 days).
The months with the least snowfall days are July and August (0 days).

Average sea temperature in March
Tromsø, Norway

Average sea temperature in March - Tromsø, Norway
  • Average sea temperature in March: 4.2°C

The best month for swimming (with the highest average sea temperature) is August (11.3°C).
The coldest month (with the lowest average sea temperature) is March (4.2°C).

Average daylight in March /
Average sunshine in March
Tromsø, Norway

Average daylight in March / Average sunshine in March - Tromsø, Norway
  • Average daylight in March: 11h and 4min

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

  • Average sunshine in March: 3h and 1min

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 24min).

Average sunshine days in March
Tromsø, Norway

Average sunshine days in March - Tromsø, Norway
  • Average sunshine days in March: 6.2 days

The month with the most sunshine days is January (13.2 days).
The month with the least sunshine days is March (6.2 days).

Average UV index in March
Tromsø, Norway

Average UV index in March - Tromsø, Norway
  • Average UV index in March: 1

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

Average cloud cover in March
Tromsø, Norway

Average cloud cover in March - Tromsø, Norway
  • Average cloud cover in March: 75

The month with the most cloud cover is March (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 58).

Average visibility in March
Tromsø, Norway

Average visibility in March - Tromsø, Norway
  • Average visibility in March: 8km

The months with the highest visibility are June, July, August, September, October and November (9km).
The month with the lowest visibility is April (7km).

Tromsø, Norway

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