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Port-Au-Prince vs Great Falls, Montana Climate & Distance Between

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  • The distance between Port-Au-Prince, Haiti and Great Falls, Montana, Usa is approximately 4,788 km or 2,976 mi.
  • To reach Port-Au-Prince in this distance one would set out from Great Falls, Montana bearing 118.9° or ESE and follow the great circles arc to approach Port-Au-Prince bearing 141.4° or SE .
  • Port-Au-Prince 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-Au-Prince is in or near the subtropical dry forest biome whereas Great Falls, Montana is in or near the cool temperate steppe biome.
  • The average temperature is 21 °C (37.8°F) warmer.
  • Average monthly temperatures vary by 22.6 °C (40.7°F) less in Port-Au-Prince. The continentality subtype is truly hyperoceanic as opposed to subcontinental.
  • Total annual precipitation averages 966.7 mm (38.1 in) more which is equivalent to 966.7 l/m² (23.73 US gal/ft²) or 9,667,000 l/ha (1,033,466 US gal/ac) more. About 3 1/2 as much.
  • There are 159 more hours of sunlight per year in Port-Au-Prince. In whichever way circa 0h 26' more per day or about 1 as many.
  • The altitude of the sun at midday is overall 27.6° higher in Port-Au-Prince than in Great Falls, Montana.
  • Relative humidity levels are 1.1% lower.
  • The mean dew point temperature is 18.9°C (34.1°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +32 (+57) +28 (+50) +26 (+46) +20 (+36) +15 (+26) +11 (+20) +7 (+12) +7 (+13) +13 (+24) +18 (+32) +26 (+46) +30 (+55) +19 (+35)
average temperature iconAverage Temperature °C ( °F) +33 (+59) +29 (+52) +26 (+47) +22 (+39) +16 (+29) +13 (+24) +10 (+18) +10 (+18) +15 (+28) +20 (+36) +26 (+48) +31 (+56) +21 (+38)
minimum temperature iconAverage Min Temperature °C ( °F) +34 (+62) +30 (+54) +27 (+49) +23 (+42) +18 (+33) +15 (+27) +13 (+24) +13 (+23) +18 (+32) +22 (+39) +27 (+49) +32 (+57) +23 (+41)
rainfall iconAverage Precipitation mm (in) +10 (+0) +44 (+2) +58 (+2) +124 (+5) +167 (+7) +41 (+2) +43 (+2) +106 (+4) +144 (+6) +150 (+6) +69 (+3) +11 (+0) +967 (+38)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -4 ( -13) -2 ( -7) -2 ( -6) +3 (+10) +3 (+10) -5 ( -17) 0 ( 0) +4 (+13) +5 (+17) +6 (+19) 0 ( 0) -3 ( -10)   +5 (+1)
sunshine iconAverage Sunlight Hours/ Day +3h 48' +2h 35' +0h 40' +0h 36' -1h 34' -2h 52' -3h 09' -2h 03' -0h 54' +1h 05' +3h 34' +3h 36'   +0h 26'
daylight iconAverage Daylight Hours & Minutes/ Day +2h 18' +1h 24' +0h 15' -0h 58' -2h 02' -2h 36' -2h 20' -1h 24' -0h 13' +1h 00' +2h 03' +2h 36'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +29 +28.9 +29 +29 +25.2 +18.9 +24.6 +29 +29.1 +28.9 +29 +29.1   +27.6
relative humidity iconRelative Humidity (%) -19 -19 -14 +4 +9 +2 +6 +11 +11 +9 -3 -11   -1.2
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +25 (+45) +21.3 (+38) +19.8 (+36) +20.4 (+37) +17.6 (+32) +12.6 (+23) +11.1 (+20) +13 (+23) +17.4 (+31) +20.7 (+37) +23.1 (+42) +25.2 (+45) +18.9 (+34)

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Port-Au-Prince vs Great Falls, Montana Discussion

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