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tromso

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tromso Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

tromso year round climate

  • Spring (March–May): Average -33–43°F, cold climate, windy, moderate rainfall, temperatures gradually rising. Common activities: Skiing (before the end of March), Northern Lights viewing (lower probability), city exploration. Recommended clothing: Warm jacket, waterproof jacket, hat, scarf, gloves.
  • Summer (June–August): Average 52–57°F, relatively higher temperatures, but still cool, sunny, less rainfall. Common activities: Hiking, walking, boating, midnight sun viewing. Recommended clothing: Warm jacket, waterproof jacket, comfortable and breathable clothing.
  • Autumn (September–November): Average 48–32°F, significant temperature drop, moderate to high rainfall, changeable weather. Common activities: Autumn scenery viewing, museum visits, city exploration. Recommended clothing: Warm jacket, waterproof jacket, hat, scarf, gloves.
  • Winter (December–February): Average -2.3–-35.2°F, cold temperatures, higher rainfall, possible snowfall. Common activities: Skiing, snow activities, Northern Lights viewing (higher probability). Recommended clothing: Thick warm jacket, waterproof jacket, hat, scarf, gloves, warm boots.

tromso climatological average

Annual average temperature: approx. 40.1°F / Annual rainfall: approx. 1189 mm / Summer humidity: 60%–70% / Rainiest month: January

tromso monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
28.2°F
154.5
February
28.8°F
123.8
March
30.4°F
110
April
34.9°F
63
May
43.5°F
108.9
June
52.5°F
35.1
July
57°F
65.2
August
56.7°F
97.5
September
48.7°F
94
October
38.8°F
135.8
November
32.9°F
101.3
December
27.9°F
100.3

tromso weather for the next seven days

12/19
Friday
Light freezing rain
33.7°F/22.9°F
12/20
Saturday
Light sleet
34.9°F/28.6°F
12/21
Sunday
Moderate or heavy snow showers
32.4°F/30.6°F
12/22
Monday
Moderate or heavy snow showers
30.8°F/27.9°F
12/23
Tuesday
Patchy rain nearby
38.4°F/26.7°F
12/24
Wednesday
Patchy rain nearby
38.9°F/34.4°F
12/25
Thursday
Patchy rain nearby
35.6°F/32.4°F