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Tromso Climate & Temperature

  • Tromso, Norway is at 69°40'N, 18°54'E, 9 m (29 ft). See map.
  • Tromso has a subarctic climate that has severe winters, no dry season, with cool, short summers and strong seasonality (Köppen-Geiger classification: Dfc).
  • According to the Holdridge life zones system of bioclimatic classification Tromso is situated in or near the boreal rain forest biome.
  • The mean temperature is 2.9 degrees Celsius (37.2 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.
  • Average monthly temperatures vary by 15.6 °C (28.1°F). This indicates that the continentality type is oceanic, subtype truly oceanic. Tromso Climate Graph
  • In the winter time records indicate temperatures by day reach -1.7°C (29°F) on average falling to -5.3°C (22.4°F) overnight.
  • In spring time temperatures climb reaching 3.3°C (38°F) generally in the afternoon with overnight lows of -1.7°C (29°F).
  • During summer average high temperatures are 14°C (57.2°F) and average low temperatures are 7.7°C (45.8°F).
  • Come autumn/ fall temperatures decrease achieving average highs of 5.7°C (42.2°F) during the day and lows of 1.3°C (34.4°F) generally shortly after sunrise.
  • Total annual Precipitation averages 1000 mm (39.4 inches) which is equivalent to 1000 Litres/m² (24.53 Gallons/ft²).
  • Were you to burrow down through the centre of the Earth from Tromso you would pop up nearest to the climate station at Mcmurdo Sound, Antarctica where you would find a Ice Cap climate.

Tromso Climate Table

  Climate Variable Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
 
Average Max Temperature °C ( °F) -2 (28) -2 (28) 0 (32) 3 (37) 7 (45) 12 (54) 16 (61) 14 (57) 10 (50) 5 (41) 2 (36) -1 (30) 5 (42)
 
Average Temperature °C ( °F) -4 (25) -4 (25) -2 (28) 1 (33) 5 (41) 9 (49) 12 (53) 11 (52) 7 (44) 3 (38) -1 (31) -3 (27) 3 (37)
 
Average Min Temperature °C ( °F) -6 (21) -6 (21) -5 (23) -2 (28) 2 (36) 6 (43) 9 (48) 8 (46) 5 (41) 1 (34) -2 (28) -4 (25) 1 (33)
 
Average Precipitation mm (in) 92 (4) 86 (3) 69 (3) 61 (2) 46 (2) 55 (2) 73 (3) 79 (3) 100 (4) 129 (5) 105 (4) 105 (4) 1000 (39)
Number of Wet Days (probability of rain on a day %) 18 (58) 17 (60) 19 (61) 18 (60) 18 (58) 18 (60) 15 (48) 19 (61) 21 (70) 21 (68) 18 (60) 19 (61) 221 (61)
Average Sunlight Hours/ Day 0h 03' 1h 31' 3h 13' 5h 42' 5h 23' 7h 04' 7h 38' 5h 00' 3h 12' 1h 38' 0h 24' 0h 00' 3h 24'
Average Daylight Hours/ Day 1h 46' 7h 22' 11h 54' 16h 25' 22h 08' 0h 50' 0h 05' 18h 19' 13h 37' 9h 05' 3h 19' 0h 50' 12h 00'
Sun altitude at solar noon on the 21st day (°). 0.9 9.9 20.7 32.3 40.6 43.8 40.8 32.4 21 9.6 0.8 -3 20.7

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