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Green northern lights over the mountains and harbor lights of Tromsø

Tromsø in May

Midnight sun begins

By Daan · Last reviewed October 2026

The short answer

May is one of the weakest months in Tromsø.

The midnight sun starts around May 18.

5/10 overall2–9°CModerate crowds$$$
Weather5/10
Crowds7.5/10
Prices$$$
Events3.5/10

May in detail

What May actually feels like

Weather
2–9°C
Cool, around 9°C.
Crowds
Moderate
Prices
$$$
Moderate rates.

+Endless light from late May.

–Melting snow.

My tip for May

Hikes are muddy and snowy until June.

  • Midnight sun
  • Quiet stays

How May compares

Against the other eleven months

11th of 12 overall in Tromsø, 8th for weather, 2nd for space, 2nd for value. The emptiest month is October; the best value is October.

See all twelve months for Tromsø

Not set on May?

Months I'd choose over May

Weather

Weather in Tromsø in May

In May Tromsø averages a high of 9°C (48°F) and a low of 2°C (36°F), with about 57 mm of rain or snow over 11 wet days. The warmest month is July (around 16°C) and the coolest is January (around -1°C); the wettest month is October.

Average high
9°C
48°F
Average low
2°C
36°F
Precipitation
57 mm
Wet days
11

Climate data: Met Norway (Tromsø, 1991–2020). Temperatures are averages of daily highs and lows.

Quick answers

Tromsø in May: the questions people ask

Is May a good time to visit Tromsø?
May is one of the weakest months in Tromsø. It ranks 11 of 12 months in Tromsø overall (8 for weather, 2 for space, 2 for value). The main upside: Endless light from late May. The main downside: Melting snow.
What is the weather like in Tromsø in May?
Average highs are around 9°C and lows around 2°C. Expect about 57 mm of rain or snow over roughly 11 wet days. Cool, around 9°C. For comparison, the warmest month is July (around 16°C) and the coolest is January (around -1°C).
Is Tromsø crowded in May?
Crowds are moderate. Moderate. The quietest month is October.
How expensive is Tromsø in May?
Prices are at level 3 of 5 ($$$). Moderate rates. The best-value month is October.
When is the best time to visit Tromsø?
In the CrowdFreeViews month scores, March is the best month overall (May ranks 11 of 12). The quietest month is October and the best value is October.

Still going to Tromsø in May?

Book early and plan around the busiest hours — melting snow.

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