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Vs > Birjand
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Riyadh vs Birjand Climate & Distance Between

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  • The distance between Riyadh, Saudi Arabia and Birjand, Iran is approximately 1,515 km or 941 mi.
  • To reach Riyadh in this distance one would set out from Birjand bearing 236.4° or WSW and follow the great circles arc to approach Riyadh bearing 230.3° or SW .
  • Riyadh has a subtropical hot desert climate (BWh) whereas Birjand has a mid-latitude cool desert climate (BWk).
  • Riyadh is in or near the subtropical desert biome whereas Birjand is in or near the warm temperate desert scrub biome.
  • The annual mean temperature is 8.7 °C (15.6°F) warmer.
  • Average monthly temperatures vary by 3.7 °C (6.7°F) less in Riyadh. The continentality subtype is subcontinental for both.
  • Total annual precipitation averages 67.5 mm (2.7 in) less which is equivalent to 67.5 l/m² (1.66 US gal/ft²) or 675,000 l/ha (72,162 US gal/ac) less. About 3/5 as much.
  • The altitude of the sun at midday is overall 8.1° higher in Riyadh than in Birjand.
  • Relative humidity levels are 6.7% lower.
  • The mean dew point temperature is 4.2°C (7.5°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
average temperature iconAverage Temperature °C ( °F) +10 (+18) +10 (+18) +9 (+17) +8 (+15) +8 (+15) +6 (+11) +6 (+11) +8 (+15) +9 (+16) +9 (+17) +10 (+18) +10 (+17) +9 (+16)
rainfall iconAverage Precipitation mm (in) -20 (-1) -22 (-1) -11 (0) -2 (0) +1 (+0) 0 (0) +0 (+0) +0 (+0) +0 (+0) -1 (0) -3 (0) -9 (0) -68 (-3)
daylight iconAverage Daylight Hours & Minutes/ Day +0h 33' +0h 20' +0h 03' -0h 14' -0h 29' -0h 37' -0h 33' -0h 20' -0h 03' +0h 14' +0h 29' +0h 37'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +8.2 +8.1 +8.1 +8.2 +8.1 +8.1 +8 +8.2 +8.1 +8.1 +8.2 +8.2   +8.1
relative humidity iconRelative Humidity (%) -7 -15 -11 -5 -5 -7 -6 -8 -4 -4 -2 -6   -6.7
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +7.1 (+13) +4.7 (+8) +4.6 (+8) +5.1 (+9) +3.9 (+7) -0.7 (-1) +0.2 (+0) +0.3 (+1) +4.5 (+8) +5.7 (+10) +7.8 (+14) +6.7 (+12) +4.2 (+8)

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Riyadh vs Birjand Discussion

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