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Jamestown vs Chichijima Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Chichijima, Japan is approximately 16,483 km or 10,243 mi.
  • To reach Jamestown in this distance one would set out from Chichijima bearing 283.9° or WNW and follow the great circles arc to approach Jamestown bearing 244° or WSW .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Chichijima has a humid subtropical climate (Cfa).
  • The mean temperature is 1.1 °C (1.9°F) cooler.
  • Average monthly temperatures vary by 5.8 °C (10.4°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to barely hyperoceanic.
  • Total annual precipitation averages 1124.2 mm (44.3 in) less which is equivalent to 1124.2 l/m² (27.59 US gal/ft²) or 11,242,000 l/ha (1,201,844 US gal/ac) less. About 1/9 as much.
  • The altitude of the sun at midday is overall 7.6° higher in Jamestown than in Chichijima.
  • Relative humidity levels are 7.9% lower.
  • The mean dew point temperature is 2.8°C (5°F) lower.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +7 (+12) +7 (+13) +7 (+13) +4 (+7) -1 (-2) -5 (-9) -8 (-14) -8 (-14) -8 (-14) -5 (-9) -2 (-4) +2 (+4) -1 (-1)
average temperature iconAverage Temperature °C ( °F) +6 (+11) +6 (+11) +5 (+10) +3 (+6) -1 (-2) -5 (-8) -7 (-13) -8 (-14) -7 (-13) -6 (-11) -2 (-4) +2 (+4) -1 (-2)
minimum temperature iconAverage Min Temperature °C ( °F) +6 (+10) +6 (+11) +6 (+11) +2 (+4) -2 (-3) -6 (-10) -8 (-14) -9 (-15) -8 (-15) -6 (-10) -3 (-5) +2 (+3) -2 (-3)
rainfall iconAverage Precipitation mm (in) -70 (-3) -54 (-2) -47 (-2) -79 (-3) -150 (-6) -110 (-4) -38 (-1) -79 (-3) -106 (-4) -135 (-5) -148 (-6) -109 (-4) -1124 (-44)
daylight iconAverage Daylight Hours & Minutes/ Day +2h 20' +1h 27' +0h 16' -1h 00' -2h 04' -2h 36' -2h 22' -1h 27' -0h 13' +1h 02' +2h 05' +2h 36'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +42.3 +31.5 +10.7 -12.5 -29.1 -35.6 -29.7 -13.1 +9.8 +31.5 +41.8 +43   +7.6
relative humidity iconRelative Humidity (%) -4 -5 -8 -15 -12 -14 -9 -6 -6 -7 -4 -5   -7.9
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +4.6 (+8) +4.8 (+9) +3.3 (+6) -0.3 (-1) -3.5 (-6) -7.4 (-13) -8.9 (-16) -8.5 (-15) -8.4 (-15) -7.2 (-13) -2.8 (-5) +0.8 (+1) -2.8 (-5)

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Jamestown vs Chichijima Discussion

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