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Jamestown vs Halfa El Gedida Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Halfa El Gedida, Sudan is approximately 5,713 km or 3,550 mi.
  • To reach Jamestown in this distance one would set out from Halfa El Gedida bearing 234.4° or SW and follow the great circles arc to approach Jamestown bearing 234.6° or SW .
  • Both have a subtropical hot desert climate (BWh).
  • The mean temperature is 7.3 °C (13.1°F) cooler.
  • Average monthly temperatures vary by 5.6 °C (10.1°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to barely hyperoceanic.
  • Total annual precipitation averages 101.3 mm (4 in) less which is equivalent to 101.3 l/m² (2.49 US gal/ft²) or 1,013,000 l/ha (108,296 US gal/ac) less. About 4/7 as much.
  • The altitude of the sun at midday is overall 1.1° lower in Jamestown than in Halfa El Gedida.
  • Relative humidity levels are 35% higher.
  • The mean dew point temperature is 4.5°C (8.2°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
average temperature iconAverage Temperature °C ( °F) +0 (+0) -1 (-2) -5 (-8) -7 (-13) -12 (-21) -12 (-21) -10 (-19) -9 (-17) -10 (-19) -11 (-19) -7 (-13) -3 (-6) -7 (-13)
rainfall iconAverage Precipitation mm (in) +8 (+0) +10 (+0) +20 (+1) +8 (+0) +8 (+0) -6 (0) -43 (-2) -72 (-3) -32 (-1) -6 (0) -1 (0) +3 (+0) -101 (-4)
daylight iconAverage Daylight Hours & Minutes/ Day +1h 38' +1h 01' +0h 11' -0h 42' -1h 27' -1h 49' -1h 39' -1h 01' -0h 09' +0h 43' +1h 28' +1h 49'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +30.5 +19.6 -1.2 -24.4 -31.1 -31.2 -31.1 -24.7 -1.9 +19.9 +30.1 +31.2   -1.1
relative humidity iconRelative Humidity (%) +24 +34 +39 +45 +48 +41 +29 +27 +30 +38 +38 +27   +35
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +7.4 (+13) +10 (+18) +10.2 (+18) +11.3 (+20) +6.5 (+12) +2.3 (+4) -1.8 (-3) -1.9 (-3) -1.6 (-3) +1.7 (+3) +5 (+9) +5.3 (+10) +4.5 (+8)

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Jamestown vs Halfa El Gedida Discussion

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