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Niamey vs Great Falls, Montana Climate & Distance Between

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  • The distance between Niamey, Niger and Great Falls, Montana, Usa is approximately 10,585 km or 6,578 mi.
  • To reach Niamey in this distance one would set out from Great Falls, Montana bearing 63.5° or ENE and follow the great circles arc to approach Niamey bearing 141.5° or SE .
  • Niamey has a subtropical hot steppe climate (BSh) whereas Great Falls, Montana has a warm summer continental/ hemiboreal climate with no dry season (Dfb).
  • Niamey is in or near the tropical very dry forest biome whereas Great Falls, Montana is in or near the cool temperate steppe biome.
  • The average annual temperature is 22.2 °C (40°F) warmer.
  • Average monthly temperatures vary by 16.4 °C (29.5°F) less in Niamey. The continentality subtype is barely hyperoceanic as opposed to subcontinental.
  • Total annual precipitation averages 154.5 mm (6.1 in) more which is equivalent to 154.5 l/m² (3.79 US gal/ft²) or 1,545,000 l/ha (165,171 US gal/ac) more. About 1 2/5 as much.
  • There are 126 more hours of sunlight per year in Niamey. In whichever way circa 0h 21' more per day or about 1 as many.
  • The altitude of the sun at midday is overall 29.9° higher in Niamey than in Great Falls, Montana.
  • Relative humidity levels are 18% lower.
  • The mean dew point temperature is 11°C (19.8°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +33 (+60) +33 (+59) +33 (+59) +28 (+50) +22 (+39) +14 (+24) +6 (+10) +5 (+10) +14 (+24) +23 (+41) +30 (+54) +33 (+59) +23 (+41)
average temperature iconAverage Temperature °C ( °F) +30 (+55) +30 (+54) +30 (+54) +27 (+49) +22 (+40) +15 (+27) +9 (+16) +9 (+15) +15 (+28) +22 (+40) +27 (+48) +30 (+53) +22 (+40)
minimum temperature iconAverage Min Temperature °C ( °F) +27 (+49) +27 (+49) +28 (+50) +27 (+48) +23 (+41) +17 (+30) +12 (+22) +12 (+22) +17 (+31) +22 (+40) +24 (+43) +26 (+48) +22 (+39)
rainfall iconAverage Precipitation mm (in) -23 (-1) -15 (-1) -24 (-1) -30 (-1) -29 (-1) +8 (+0) +123 (+5) +132 (+5) +61 (+2) -10 (0) -16 (-1) -22 (-1) +155 (+6)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -7 ( -23) -7 ( -25) -8.5 ( -27) -7 ( -23) -6 ( -19) -7 ( -23) +2 (+6) +6 (+19) 0 ( 0) -4 ( -13) -7 ( -23) -6 ( -19)   -51.5 ( -14)
sunshine iconAverage Sunlight Hours/ Day +3h 52' +2h 56' +0h 11' -0h 06' -1h 23' -2h 26' -4h 30' -4h 36' -1h 30' +2h 11' +5h 06' +4h 36'   +0h 21'
daylight iconAverage Daylight Hours & Minutes/ Day +2h 35' +1h 34' +0h 17' -1h 05' -2h 16' -2h 54' -2h 37' -1h 34' -0h 14' +1h 07' +2h 18' +2h 54'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +33.9 +33.7 +33.8 +33.8 +20.4 +14 +20 +33.9 +34 +33.9 +33.9 +34   +29.9
relative humidity iconRelative Humidity (%) -51 -51 -48 -27 -10 -4 +19 +30 +17 -7 -40 -45   -18.1
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +5.2 (+9) +4 (+7) +3.1 (+6) +10.3 (+19) +16.2 (+29) +12.4 (+22) +14.3 (+26) +16.7 (+30) +19.1 (+34) +17.4 (+31) +6.3 (+11) +6.8 (+12) +11 (+20)

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Niamey vs Great Falls, Montana Discussion

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