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Vs > Helena, Mt
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Ottawa, Ontario vs Helena, Mt Climate & Distance Between

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  • The distance between Ottawa, Ontario, Canada and Helena, Mt, Usa is approximately 2,788 km or 1,733 mi.
  • To reach Ottawa, Ontario in this distance one would set out from Helena, Mt bearing 79.5° or E and follow the great circles arc to approach Ottawa, Ontario bearing 106.1° or ESE .
  • Ottawa, Ontario has a warm summer continental/ hemiboreal climate with no dry season (Dfb) whereas Helena, Mt has a mid-latitude cool steppe climate (BSk).
  • Ottawa, Ontario is in or near the cool temperate moist forest biome whereas Helena, Mt is in or near the cool temperate steppe biome.
  • The annual average temperature is 0.6 °C (1.1°F) cooler.
  • Average monthly temperatures vary by 3.9 °C (7°F) more in Ottawa, Ontario. The continentality subtype is truly continental as opposed to subcontinental.
  • Total annual precipitation averages 575 mm (22.6 in) more which is equivalent to 575 l/m² (14.11 US gal/ft²) or 5,750,000 l/ha (614,713 US gal/ac) more. About 3 as much.
  • The altitude of the sun at midday is overall 1.3° higher in Ottawa, Ontario than in Helena, Mt.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -5 (-9) -7 (-13) -5 (-10) -3 (-5) +0 (0) +-1 (-1) +-3 (-5) -4 (-7) +-1 (-2) +-2 (-3) +-1 (-2) -3 (-6) -3 (-5)
average temperature iconAverage Temperature °C ( °F) -4 (-7) -6 (-11) -4 (-6) 0 (-1) +2 (+3) +1 (+3) +0 (+0) 0 (-1) +2 (+3) +1 (+2) +2 (+3) -1 (-2) -1 (-1)
minimum temperature iconAverage Min Temperature °C ( °F) -3 (-5) -5 (-9) -2 (-3) +2 (+3) +3 (+6) +3 (+6) +3 (+6) +3 (+6) +5 (+8) +4 (+7) +4 (+8) +1 (+1) +2 (+3)
rainfall iconAverage Precipitation mm (in) +35 (+1) +39 (+2) +38 (+2) +40 (+2) +32 (+1) +37 (+1) +59 (+2) +55 (+2) +54 (+2) +60 (+2) +69 (+3) +58 (+2) +575 (+23)
daylight iconAverage Daylight Hours & Minutes/ Day +0h 08' +0h 05' +0h 00' -0h 03' -0h 07' -0h 10' -0h 09' -0h 05' -0h 00' +0h 03' +0h 07' +0h 10'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +1.3 +1.2 +1.3 +1.3 +1.3 +1.3 +1.3 +1.4 +1.3 +1.4 +1.3 +1.3   +1.3

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Ottawa, Ontario vs Helena, Mt Discussion

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