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Portland, Maine vs Christchurch Climate & Distance Between

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  • The distance between Portland, Maine, Usa and Christchurch, New Zealand is approximately 15,074 km or 9,367 mi.
  • To reach Portland, Maine in this distance one would set out from Christchurch bearing 67° or ENE and follow the great circles arc to approach Portland, Maine bearing 67.2° or ENE .
  • Portland, Maine has a warm summer continental/ hemiboreal climate with no dry season (Dfb) whereas Christchurch has a marine west coast climate (Cfb).
  • Portland, Maine is in or near the cool temperate wet forest biome whereas Christchurch is in or near the cool temperate steppe biome.
  • The average temperature is 4.3 °C (7.7°F) cooler.
  • Average monthly temperatures vary by 15.1 °C (27.2°F) more in Portland, Maine. The continentality subtype is subcontinental as opposed to truly oceanic.
  • Total annual precipitation averages 511.1 mm (20.1 in) more which is equivalent to 511.1 l/m² (12.54 US gal/ft²) or 5,111,000 l/ha (546,400 US gal/ac) more. About 1 5/6 as much.
  • There are 602 more hours of sunlight per year in Portland, Maine. In whichever way circa 1h 38' more per day or about 1 1/3 as many.
  • The altitude of the sun at midday is overall 0.6° higher in Portland, Maine than in Christchurch.
  • Relative humidity levels are 17.2% lower.
  • The mean dew point temperature is 7.4°C (13.3°F) lower.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -23 (-41) -20 (-37) -14 (-25) -6 (-10) +3 (+6) +12 (+21) +16 (+29) +13 (+24) +7 (+12) -2 (-4) -11 (-19) -18 (-33) -4 (-6)
average temperature iconAverage Temperature °C ( °F) -23 (-42) -22 (-39) -15 (-26) -6 (-11) +3 (+5) +11 (+19) +15 (+26) +13 (+23) +6 (+10) -3 (-5) -10 (-18) -19 (-34) -4 (-8)
minimum temperature iconAverage Min Temperature °C ( °F) -23 (-42) -22 (-40) -14 (-26) -7 (-12) +2 (+4) +9 (+17) +14 (+24) +12 (+21) +4 (+8) -4 (-6) -10 (-18) -19 (-34) -5 (-9)
rainfall iconAverage Precipitation mm (in) +43 (+2) +43 (+2) +36 (+1) +50 (+2) +34 (+1) +37 (+1) +10 (+0) +13 (+1) +38 (+1) +55 (+2) +81 (+3) +71 (+3) +511 (+20)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +2 (+6) +3 (+11) +3 (+10) +2 (+7) +1 (+3) -1 ( -3) -4 ( -13) -1 ( -3) 0 ( 0) -2 ( -6) +1 (+3) 0 ( 0)   +4 (+1)
sunshine iconAverage Sunlight Hours/ Day -2h 15' -0h 38' +0h 52' +2h 16' +4h 09' +5h 42' +6h 05' +4h 42' +2h 12' +0h 29' -2h 20' -1h 38'   +1h 38'
daylight iconAverage Daylight Hours & Minutes/ Day -5h 41' -3h 30' -0h 38' +2h 25' +5h 01' +6h 22' +5h 46' +3h 31' +0h 33' -2h 30' -5h 05' -6h 22'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) -39.8 -21.1 +0.4 +23.7 +40.2 +46.7 +40.7 +24 +1.3 -21.5 -39.8 -46.9   +0.6
relative humidity iconRelative Humidity (%) -10 -13 -18 -21 -25 -22 -24 -21 -16 -16 -9 -12   -17.3
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) -23.8 (-43) -22.5 (-41) -17 (-31) -9.9 (-18) -2.3 (-4) +5.8 (+10) +9 (+16) +7.5 (+14) +2 (+4) -5.9 (-11) -11.3 (-20) -20 (-36) -7.4 (-13)

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Portland, Maine vs Christchurch Discussion

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