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Jamestown vs Tchiban Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Tchiban, Gabon is approximately 2,338 km or 1,453 mi.
  • To reach Jamestown in this distance one would set out from Tchiban bearing 230.5° or SW and follow the great circles arc to approach Jamestown bearing 233.3° or SW .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Tchiban has a tropical wet and dry/ savanna climate with dry winters (Aw).
  • The mean annual temperature is 4 °C (7.1°F) cooler.
  • Average monthly temperatures vary by 0.9 °C (1.6°F) less in Jamestown. The continentality subtype is truly hyperoceanic for both.
  • Total annual precipitation averages 1304.2 mm (51.3 in) less which is equivalent to 1304.2 l/m² (32.01 US gal/ft²) or 13,042,000 l/ha (1,394,276 US gal/ac) less. About 0 as much.
  • The altitude of the sun at midday is overall 3.9° lower in Jamestown than in Tchiban.
  • Relative humidity levels are 10.1% lower.
  • The mean dew point temperature is 6.1°C (11°F) lower.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -4 (-8) -5 (-9) -5 (-8) -6 (-10) -7 (-13) -6 (-10) -6 (-10) -5 (-8) -7 (-12) -7 (-13) -8 (-14) -7 (-12) -6 (-11)
average temperature iconAverage Temperature °C ( °F) -3 (-5) -3 (-6) -4 (-6) -4 (-7) -5 (-9) -3 (-6) -3 (-6) -3 (-5) -5 (-9) -6 (-11) -5 (-10) -4 (-8) -4 (-7)
minimum temperature iconAverage Min Temperature °C ( °F) -1 (-2) -1 (-2) -1 (-1) -2 (-3) -3 (-6) -2 (-3) -2 (-3) -2 (-3) -4 (-7) -4 (-8) -4 (-8) -3 (-6) -2 (-4)
rainfall iconAverage Precipitation mm (in) -168 (-7) -160 (-6) -186 (-7) -191 (-8) -87 (-3) +13 (+0) +33 (+1) +10 (+0) -1 (0) -126 (-5) -273 (-11) -169 (-7) -1304 (-51)
daylight iconAverage Daylight Hours & Minutes/ Day +0h 41' +0h 25' +0h 04' -0h 17' -0h 36' -0h 46' -0h 41' -0h 25' -0h 04' +0h 18' +0h 37' +0h 46'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +12.4 +2 -12.7 -13 -13 -13 -13.1 -13.1 -12.7 +2.4 +12.1 +13.1   -3.9
relative humidity iconRelative Humidity (%) -18 -15 -15 -15 -9 -8 -4 -2 -2 -7 -9 -17   -10.1
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) -6.8 (-12) -6.4 (-12) -6.7 (-12) -6.9 (-12) -6.6 (-12) -4.8 (-9) -4 (-7) -3.2 (-6) -5.3 (-10) -7.6 (-14) -7.1 (-13) -8 (-14) -6.1 (-11)

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Jamestown vs Tchiban Discussion

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