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Helsinki, Vantaa vs Attu Island, Alaska Climate & Distance Between

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  • The distance between Helsinki, Vantaa, Finland and Attu Island, Alaska, Usa is approximately 7,119 km or 4,424 mi.
  • To reach Helsinki, Vantaa in this distance one would set out from Attu Island, Alaska bearing 343.1° or NNW and follow the great circles arc to approach Helsinki, Vantaa bearing 200.7° or SSW .
  • Helsinki, Vantaa has a warm summer continental/ hemiboreal climate with no dry season (Dfb) whereas Attu Island, Alaska has a subpolar oceanic climate (Cfc).
  • The annual mean temperature is 0.6 °C (1.1°F) warmer.
  • Average monthly temperatures vary by 11.5 °C (20.7°F) more in Helsinki, Vantaa. The continentality subtype is subcontinental as opposed to truly oceanic.
  • Total annual precipitation averages 868 mm (34.2 in) less which is equivalent to 868 l/m² (21.3 US gal/ft²) or 8,680,000 l/ha (927,950 US gal/ac) less. About 3/7 as much.
  • The altitude of the sun at midday is overall 7.5° lower in Helsinki, Vantaa than in Attu Island, Alaska.

Climate Comparison Table

The table shows values for Helsinki, Vantaa relative to Attu Island, Alaska. You can also view this comparison the other way around from the perspective of Attu Island, Alaska vs Helsinki, Vantaa.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
average temperature iconAverage Temperature °C ( °F) -6 (-11) -6 (-11) -3 (-5) +1 (+3) +6 (+12) +9 (+16) +8 (+14) +4 (+7) +1 (+2) 0 (0) -2 (-3) -5 (-8) +1 (+1)
rainfall iconAverage Precipitation mm (in) -52 (-2) -48 (-2) -55 (-2) -77 (-3) -76 (-3) -43 (-2) -46 (-2) -94 (-4) -88 (-3) -144 (-6) -75 (-3) -70 (-3) -868 (-34)
daylight iconAverage Daylight Hours & Minutes/ Day -1h 35' -0h 51' -0h 08' +0h 34' +1h 20' +1h 53' +1h 37' +0h 52' +0h 07' -0h 35' -1h 21' -1h 53'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) -7.3 -7.3 -7.3 -7.3 -7.4 -7.5 -7.6 -7.6 -7.7 -7.6 -7.5 -7.4   -7.5

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Helsinki, Vantaa vs Attu Island, Alaska Discussion

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