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Oulu vs Helena, Mt Climate & Distance Between

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  • The distance between Oulu, Finland and Helena, Mt, Usa is approximately 7,077 km or 4,398 mi.
  • To reach Oulu in this distance one would set out from Helena, Mt bearing 18.7° or NNE and follow the great circles arc to approach Oulu bearing 148.7° or SSE .
  • Oulu has a boreal subarctic climate with no dry season (Dfc) whereas Helena, Mt has a mid-latitude cool steppe climate (BSk).
  • Oulu is in or near the boreal moist forest biome whereas Helena, Mt is in or near the cool temperate steppe biome.
  • The average annual temperature is 4.6 °C (8.3°F) cooler.
  • Average monthly temperatures vary by 0.5 °C (0.9°F) less in Oulu. The continentality subtype is subcontinental for both.
  • Total annual precipitation averages 138.5 mm (5.5 in) more which is equivalent to 138.5 l/m² (3.4 US gal/ft²) or 1,385,000 l/ha (148,066 US gal/ac) more. About 1 1/2 as much.
  • The altitude of the sun at midday is overall 18.2° lower in Oulu than in Helena, Mt.

Climate Comparison Table

The table shows values for Oulu relative to Helena, Mt. You can also view this comparison the other way around from the perspective of Helena, Mt vs Oulu.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
average temperature iconAverage Temperature °C ( °F) -4 (-8) -7 (-13) -7 (-12) -6 (-10) -4 (-7) -3 (-6) -5 (-8) -6 (-11) -5 (-8) -4 (-8) -3 (-5) -2 (-4) -5 (-8)
rainfall iconAverage Precipitation mm (in) +10 (+0) +11 (+0) +5 (+0) -6 (0) -15 (-1) -5 (0) +29 (+1) +32 (+1) +19 (+1) +27 (+1) +19 (+1) +13 (+1) +139 (+5)
daylight iconAverage Daylight Hours & Minutes/ Day -4h 11' -2h 10' -0h 22' +1h 26' +3h 27' +5h 10' +4h 17' +2h 11' +0h 19' -1h 29' -3h 31' -5h 11'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) -18.3 -18.4 -18.4 -18.4 -18.4 -18.3 -18.2 -18.2 -18.2 -18.1 -18.1 -18.1   -18.2

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Oulu vs Helena, Mt Discussion

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Climate Guides for Locations near Oulu

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