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Vs > Helsinki, Vantaa
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Portland, Maine vs Helsinki, Vantaa Climate & Distance Between

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  • The distance between Portland, Maine, Usa and Helsinki, Vantaa, Finland is approximately 6,169 km or 3,834 mi.
  • To reach Portland, Maine in this distance one would set out from Helsinki, Vantaa bearing 299° or WNW and follow the great circles arc to approach Portland, Maine bearing 216.8° or SW .
  • Both have a warm summer continental/ hemiboreal climate with no dry season (Dfb).
  • Portland, Maine is in or near the cool temperate wet forest biome whereas Helsinki, Vantaa is in or near the boreal wet forest biome.
  • The annual mean temperature is 2.9 °C (5.2°F) warmer.
  • Average monthly temperatures vary by 3 °C (5.4°F) more in Portland, Maine. The continentality subtype is subcontinental for both.
  • Total annual precipitation averages 475.3 mm (18.7 in) more which is equivalent to 475.3 l/m² (11.66 US gal/ft²) or 4,753,000 l/ha (508,127 US gal/ac) more. About 1 3/4 as much.
  • The altitude of the sun at midday is overall 16.7° higher in Portland, Maine than in Helsinki, Vantaa.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
average temperature iconAverage Temperature °C ( °F) +1 (+1) +2 (+4) +4 (+6) +3 (+6) +2 (+3) +2 (+4) +4 (+7) +5 (+8) +5 (+9) +4 (+7) +4 (+6) +1 (+2) +3 (+5)
rainfall iconAverage Precipitation mm (in) +49 (+2) +54 (+2) +59 (+2) +67 (+3) +57 (+2) +43 (+2) +6 (+0) -7 (0) +6 (+0) +26 (+1) +59 (+2) +58 (+2) +475 (+19)
daylight iconAverage Daylight Hours & Minutes/ Day +2h 46' +1h 33' +0h 16' -1h 03' -2h 22' -3h 14' -2h 49' -1h 34' -0h 14' +1h 05' +2h 24' +3h 15'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +16.6 +16.7 +16.7 +16.8 +16.7 +16.7 +16.6 +16.5 +16.6 +16.5 +16.5 +16.6   +16.7

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Portland, Maine vs Helsinki, Vantaa Discussion

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