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Jamestown vs Rumbek Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Rumbek, Sudan is approximately 4,645 km or 2,886 mi.
  • To reach Jamestown in this distance one would set out from Rumbek bearing 236.8° or WSW and follow the great circles arc to approach Jamestown bearing 239.7° or WSW .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Rumbek has a tropical wet and dry/ savanna climate with dry winters (Aw).
  • The average temperature is 6 °C (10.7°F) cooler.
  • Average monthly temperatures vary by 0 °C (0°F) more in Jamestown. The continentality subtype is truly hyperoceanic for both.
  • Total annual precipitation averages 710.7 mm (28 in) less which is equivalent to 710.7 l/m² (17.44 US gal/ft²) or 7,107,000 l/ha (759,785 US gal/ac) less. About 1/6 as much.
  • The altitude of the sun at midday is overall 3.7° lower in Jamestown than in Rumbek.
  • Relative humidity levels are 13.1% higher.
  • The mean dew point temperature is 1.9°C (3.3°F) lower.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
average temperature iconAverage Temperature °C ( °F) -3 (-6) -5 (-9) -7 (-12) -6 (-10) -7 (-12) -6 (-11) -7 (-12) -7 (-12) -7 (-13) -8 (-14) -6 (-12) -5 (-8) -6 (-11)
rainfall iconAverage Precipitation mm (in) +8 (+0) +8 (+0) +2 (+0) -52 (-2) -99 (-4) -117 (-5) -111 (-4) -150 (-6) -125 (-5) -66 (-3) -12 (0) +3 (+0) -711 (-28)
daylight iconAverage Daylight Hours & Minutes/ Day +1h 10' +0h 44' +0h 08' -0h 30' -1h 02' -1h 19' -1h 11' -0h 44' -0h 07' +0h 31' +1h 03' +1h 19'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +22 +11.2 -9.5 -22.7 -22.7 -22.7 -22.7 -22.7 -10.2 +11.5 +21.7 +22.7   -3.7
relative humidity iconRelative Humidity (%) +26 +34 +24 +13 +8 +3 +1 +2 +4 +4 +16 +22   +13.1
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +5.3 (+10) +6.9 (+12) +1.4 (+3) -1.8 (-3) -4.3 (-8) -5.3 (-10) -6.1 (-11) -5.9 (-11) -6.1 (-11) -6.3 (-11) -2.1 (-4) +2 (+4) -1.9 (-3)

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Jamestown vs Rumbek Discussion

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