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Monthly climate guide

Tromsø weather in March

Expect freezing weather in Tromsø in March: afternoons reach about -3°C (27°F), while nights drop to around -8°C (18°F). Around 135 mm of rain falls over the month (wet), and skies are often cloudy. Daytime highs are 2°C warmer than February and 3°C cooler than April.

What stands out in March

  • Expect more cloud than at any other time of year.
  • There's little difference between day and night (around 5°C).
  • Just 240 km apart, but Tromsø runs about 4°C cooler than Svolvær this month.
  • Nights often drop below freezing (average low -8°C), so expect frost and icy mornings.

It's usually the wettest month of the year.

Avg high

-3°C

27°F

Avg low

-8°C

18°F

Rainfall

135 mm

wet

Humidity

93%

relative

Sky

87%

cloud · often cloudy

Tromsø weather by month

Low → high °C Rain (mm)
Show the monthly averages as a table
Average monthly climate in Tromsø
MonthAvg highAvg lowRainHumidityCloud cover
January-6°C / 21°F-11°C / 11°F89 mm96%82%
February-5°C / 23°F-11°C / 13°F96 mm95%83%
March-3°C / 27°F-8°C / 18°F135 mm93%87%
April0°C / 33°F-5°C / 24°F92 mm92%82%
May6°C / 43°F0°C / 33°F92 mm86%79%
June12°C / 53°F5°C / 41°F114 mm81%81%
July16°C / 60°F9°C / 47°F104 mm82%79%
August14°C / 57°F8°C / 46°F111 mm85%79%
September10°C / 51°F5°C / 40°F110 mm89%79%
October3°C / 37°F-1°C / 30°F105 mm94%82%
November-1°C / 30°F-5°C / 23°F120 mm96%85%
December-3°C / 26°F-8°C / 17°F115 mm96%86%

What to pack for March

  • A proper insulated winter coat
  • A hat, scarf and gloves
  • Thermal base layers and warm, grippy boots for icy mornings
  • A compact umbrella or packable rain jacket
  • Water-resistant shoes
Full season-by-season packing guide →

Is March a good time to visit Tromsø?

Compare the months in the chart above to find your ideal window.

Best time to visit Tromsø →

Other Norway cities in March

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Tromsø in March: quick answers

Is March a good time to visit Tromsø?

March is cool in Tromsø, with highs around -3°C. Better for museums and city walks than the beach, and usually quieter.

How warm is Tromsø in March?

Average highs are about -3°C (27°F) and average lows about -8°C (18°F), based on 10 years of daily data.

Does it rain a lot in Tromsø in March?

Tromsø typically gets around 135 mm of rain in March — wet. It's usually the wettest month of the year.

Figures are long-term averages for the area around Tromsø (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.