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Niamey vs Riyadh Climate & Distance Between

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  • The distance between Niamey, Niger and Riyadh, Saudi Arabia is approximately 4,823 km or 2,997 mi.
  • To reach Niamey in this distance one would set out from Riyadh bearing 263.5° or W and follow the great circles arc to approach Niamey bearing 248.2° or WSW .
  • Niamey has a subtropical hot steppe climate (BSh) whereas Riyadh has a subtropical hot desert climate (BWh).
  • Niamey is in or near the tropical very dry forest biome whereas Riyadh is in or near the subtropical desert biome.
  • The average temperature is 3.7 °C (6.6°F) warmer.
  • Average monthly temperatures vary by 11.4 °C (20.5°F) less in Niamey. The continentality subtype is barely hyperoceanic as opposed to subcontinental.
  • Total annual precipitation averages 439.5 mm (17.3 in) more which is equivalent to 439.5 l/m² (10.79 US gal/ft²) or 4,395,000 l/ha (469,855 US gal/ac) more. About 5 1/3 as much.
  • The altitude of the sun at midday is overall 7.2° higher in Niamey than in Riyadh.
  • Relative humidity levels are 3.3% higher.
  • The mean dew point temperature is 3.7°C (6.7°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +5 (+8) +6 (+10) +4 (+7) +3 (+5) +-2 (-3) -7 (-12) -11 (-20) -12 (-22) -9 (-15) +0 (0) +3 (+6) +5 (+10) +-1 (-2)
average temperature iconAverage Temperature °C ( °F) +10 (+19) +11 (+20) +10 (+18) +8 (+15) +3 (+5) -3 (-5) -6 (-11) -7 (-13) -3 (-5) +4 (+7) +7 (+13) +10 (+17) +4 (+7)
minimum temperature iconAverage Min Temperature °C ( °F) +13 (+24) +15 (+27) +15 (+27) +15 (+26) +10 (+17) +5 (+8) +1 (+2) -1 (-1) +5 (+8) +10 (+18) +11 (+19) +14 (+25) +9 (+17)
rainfall iconAverage Precipitation mm (in) -11 (0) -10 (0) -20 (-1) -24 (-1) +27 (+1) +69 (+3) +154 (+6) +170 (+7) +92 (+4) +9 (+0) -5 (0) -11 (0) +440 (+17)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -3 ( -10) -1 ( -4) -1.5 ( -5) 0 ( 0) +2 (+6) +6 (+20) +8.5 (+27) +13 (+42) +7 (+23) +2 (+6) -5 ( -17) -3 ( -10)   +25 (+7)
daylight iconAverage Daylight Hours & Minutes/ Day +0h 38' +0h 24' +0h 04' -0h 16' -0h 34' -0h 43' -0h 39' -0h 24' -0h 03' +0h 17' +0h 34' +0h 43'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +11.2 +11.2 +11.2 +11.2 -2.2 -8.7 -2.6 +11 +11.1 +11.1 +11.1 +11.2   +7.2
relative humidity iconRelative Humidity (%) -38 -28 -24 -15 +13 +30 +41 +54 +42 +16 -20 -32   +3.3
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) -9.9 (-18) -6.8 (-12) -7.7 (-14) -2 (-4) +9.2 (+17) +14.9 (+27) +14.8 (+27) +17.8 (+32) +15.8 (+28) +11 (+20) -4.9 (-9) -7.6 (-14) +3.7 (+7)

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Niamey vs Riyadh Discussion

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