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Helena, Mt vs Norfolk Island Climate & Distance Between

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  • The distance between Helena, Mt, Usa and Norfolk Island, Australia is approximately 11,611 km or 7,215 mi.
  • To reach Helena, Mt in this distance one would set out from Norfolk Island bearing 44.3° or NE and follow the great circles arc to approach Helena, Mt bearing 62.8° or ENE .
  • Helena, Mt has a mid-latitude cool steppe climate (BSk) whereas Norfolk Island has a humid subtropical climate (Cfa).
  • The mean annual temperature is 12.3 °C (22.2°F) cooler.
  • Average monthly temperatures vary by 21.3 °C (38.3°F) more in Helena, Mt. The continentality subtype is subcontinental as opposed to truly hyperoceanic.
  • Total annual precipitation averages 1020.1 mm (40.2 in) less which is equivalent to 1020.1 l/m² (25.04 US gal/ft²) or 10,201,000 l/ha (1,090,555 US gal/ac) less. About 2/9 as much.
  • The altitude of the sun at midday is overall 16.8° lower in Helena, Mt than in Norfolk Island.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -26 (-46) -22 (-40) -17 (-31) -9 (-17) -2 (-4) 5 (+9) +11 (+20) +10 (+18) 2 (+4) -5 (-10) -16 (-29) -24 (-43) -8 (-14)
average temperature iconAverage Temperature °C ( °F) -29 (-52) -25 (-46) -21 (-38) -14 (-25) -7 (-13) 0 (-1) +5 (+8) +4 (+7) -3 (-6) -10 (-18) -19 (-35) -27 (-48) -12 (-22)
minimum temperature iconAverage Min Temperature °C ( °F) -32 (-57) -29 (-51) -25 (-45) -19 (-34) -12 (-22) -6 (-10) -2 (-3) -3 (-5) -9 (-16) -15 (-27) -23 (-41) -29 (-53) -17 (-30)
rainfall iconAverage Precipitation mm (in) -67 (-3) -85 (-3) -88 (-3) -113 (-4) -76 (-3) -112 (-4) -96 (-4) -82 (-3) -73 (-3) -70 (-3) -85 (-3) -73 (-3) -1020 (-40)
daylight iconAverage Daylight Hours & Minutes/ Day -4h 48' -2h 58' -0h 32' +2h 02' +4h 15' +5h 23' +4h 52' +2h 58' +0h 28' -2h 07' -4h 18' -5h 23'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) -57 -38.3 -17 +6.2 +22.9 +29.3 +23.3 +6.5 -16.2 -38.8 -57 -64.4   -16.8

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Helena, Mt vs Norfolk Island Discussion

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