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Vs > Great Falls, Montana
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Port Moresby vs Great Falls, Montana Climate & Distance Between

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  • The distance between Port Moresby, Papua New Guinea and Great Falls, Montana, Usa is approximately 11,636 km or 7,231 mi.
  • To reach Port Moresby in this distance one would set out from Great Falls, Montana bearing 272° or W and follow the great circles arc to approach Port Moresby bearing 223.2° or SW .
  • Port Moresby has a tropical wet and dry/ savanna climate with dry winters (Aw) whereas Great Falls, Montana has a warm summer continental/ hemiboreal climate with no dry season (Dfb).
  • Port Moresby is in or near the tropical dry forest biome whereas Great Falls, Montana is in or near the cool temperate steppe biome.
  • The average annual temperature is 19.9 °C (35.8°F) warmer.
  • Average monthly temperatures vary by 24.1 °C (43.4°F) less in Port Moresby. The continentality subtype is extremely hyperoceanic as opposed to subcontinental.
  • Total annual precipitation averages 763.7 mm (30.1 in) more which is equivalent to 763.7 l/m² (18.74 US gal/ft²) or 7,637,000 l/ha (816,446 US gal/ac) more. About 3 as much.
  • There are 467 fewer hours of sunlight per year in Port Moresby. In whichever way circa 1h 16' less per day or about 5/6 as many.
  • The altitude of the sun at midday is overall 30.5° higher in Port Moresby than in Great Falls, Montana.
  • Relative humidity levels are 26.6% higher.
  • The mean dew point temperature is 25.1°C (45.2°F) higher.

Climate Comparison Table

The table shows values for Port Moresby relative to Great Falls, Montana. You can also view this comparison the other way around from the perspective of Great Falls, Montana vs Port Moresby.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
average temperature iconAverage Temperature °C ( °F) +34 (+61) +30 (+53) +26 (+47) +21 (+37) +15 (+28) +10 (+17) +6 (+11) +7 (+12) +13 (+24) +18 (+33) +27 (+48) +33 (+59) +20 (+36)
rainfall iconAverage Precipitation mm (in) +127 (+5) +180 (+7) +142 (+6) +137 (+5) -15 (-1) -30 (-1) -20 (-1) -2 (0) +22 (+1) +0 (+0) +80 (+3) +142 (+6) +764 (+30)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +1 (+3) 0 ( 0) 0 ( 0) -3 ( -10) -8 ( -26) -10 ( -33) -5 ( -16) -5 ( -16) -5 ( -17) -4 ( -13) -4 ( -13) 0 ( 0)   -43 ( -12)
sunshine iconAverage Sunlight Hours/ Day +0h 27' -1h 05' -2h 19' -1h 04' -2h 29' -3h 36' -5h 23' -3h 46' -2h 24' -0h 05' +3h 54' +2h 36'   -1h 16'
daylight iconAverage Daylight Hours & Minutes/ Day +3h 46' +2h 19' +0h 25' -1h 35' -3h 19' -4h 13' -3h 49' -2h 19' -0h 21' +1h 39' +3h 22' +4h 13'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +56.5 +54.3 +37.3 +14.2 -2.4 -8.9 -2.9 +13.9 +36.7 +54.4 +56.5 +56.9   +30.5
relative humidity iconRelative Humidity (%) +13 +15 +19 +36 +41 +30 +39 +36 +30 +29 +16 +15   +26.6
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +34.7 (+62) +30.8 (+55) +28.5 (+51) +27.6 (+50) +24.3 (+44) +16.5 (+30) +16.4 (+30) +16.3 (+29) +20.3 (+37) +24.2 (+44) +28.4 (+51) +33.5 (+60) +25.1 (+45)

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Port Moresby vs Great Falls, Montana Discussion

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