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Helena, Mt vs Rio De Janeiro Climate & Distance Between

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  • The distance between Helena, Mt, Usa and Rio De Janeiro, Brazil is approximately 10,354 km or 6,434 mi.
  • To reach Helena, Mt in this distance one would set out from Rio De Janeiro bearing 320.1° or NW and follow the great circles arc to approach Helena, Mt bearing 300.7° or WNW .
  • Helena, Mt has a mid-latitude cool steppe climate (BSk) whereas Rio De Janeiro has a tropical wet and dry/ savanna climate with dry winters (Aw).
  • Helena, Mt is in or near the cool temperate steppe biome whereas Rio De Janeiro is in or near the subtropical moist forest biome.
  • The average temperature is 17.1 °C (30.8°F) cooler.
  • Average monthly temperatures vary by 22.4 °C (40.3°F) more in Helena, Mt. The continentality subtype is subcontinental as opposed to truly hyperoceanic.
  • Total annual precipitation averages 878.4 mm (34.6 in) less which is equivalent to 878.4 l/m² (21.56 US gal/ft²) or 8,784,000 l/ha (939,068 US gal/ac) less. About 1/4 as much.
  • The altitude of the sun at midday is overall 22.7° lower in Helena, Mt than in Rio De Janeiro.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -31 (-55) -28 (-50) -22 (-40) -14 (-26) -8 (-14) -1 (-2) 4 (+7) 3 (+5) -4 (-7) -11 (-20) -22 (-39) -29 (-52) -14 (-24)
average temperature iconAverage Temperature °C ( °F) -33 (-60) -30 (-53) -25 (-45) -18 (-33) -12 (-21) -5 (-9) -1 (-1) -2 (-4) -9 (-16) -16 (-28) -24 (-44) -31 (-56) -17 (-31)
minimum temperature iconAverage Min Temperature °C ( °F) -36 (-64) -32 (-58) -29 (-52) -23 (-41) -16 (-29) -10 (-17) -7 (-12) -8 (-14) -14 (-26) -20 (-37) -28 (-50) -34 (-61) -21 (-38)
rainfall iconAverage Precipitation mm (in) -98 (-4) -95 (-4) -85 (-3) -113 (-4) -40 (-2) -33 (-1) -29 (-1) -18 (-1) -58 (-2) -73 (-3) -83 (-3) -154 (-6) -878 (-35)
daylight iconAverage Daylight Hours & Minutes/ Day -4h 25' -2h 43' -0h 29' +1h 52' +3h 54' +4h 56' +4h 28' +2h 43' +0h 25' -1h 56' -3h 57' -4h 57'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) -62.3 -44.1 -22.9 +0.3 +16.9 +23.1 +17 +0.2 -22.6 -44.9 -62.3 -69.3   -22.7

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Helena, Mt vs Rio De Janeiro Discussion

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