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Jamestown vs Tokyo Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Tokyo, Japan is approximately 15,953 km or 9,914 mi.
  • To reach Jamestown in this distance one would set out from Tokyo bearing 293.7° or WNW and follow the great circles arc to approach Jamestown bearing 230.6° or SW .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Tokyo has a humid subtropical climate (Cfa).
  • The mean annual temperature is 6.2 °C (11.2°F) warmer.
  • Average monthly temperatures vary by 17.9 °C (32.2°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to subcontinental.
  • Total annual precipitation averages 1268.5 mm (49.9 in) less which is equivalent to 1268.5 l/m² (31.13 US gal/ft²) or 12,685,000 l/ha (1,356,111 US gal/ac) less. About 0 as much.
  • The altitude of the sun at midday is overall 16.2° higher in Jamestown than in Tokyo.
  • Relative humidity levels are 5.9% higher.
  • The mean dew point temperature is 7.2°C (12.9°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +18 (+32) +17 (+31) +15 (+28) +9 (+16) +1 (+2) -2 (-4) -7 (-12) -9 (-16) -5 (-8) +2 (+3) +6 (+12) +12 (+21) +5 (+9)
average temperature iconAverage Temperature °C ( °F) +19 (+34) +18 (+33) +16 (+28) +10 (+18) +3 (+6) -1 (-1) -5 (-9) -7 (-13) -3 (-6) +2 (+4) +8 (+15) +14 (+25) +6 (+11)
minimum temperature iconAverage Min Temperature °C ( °F) +20 (+36) +19 (+35) +18 (+32) +11 (+20) +4 (+8) -1 (-1) -5 (-10) -7 (-13) -3 (-6) +4 (+7) +9 (+16) +15 (+27) +7 (+13)
rainfall iconAverage Precipitation mm (in) -37 (-1) -50 (-2) -80 (-3) -115 (-5) -120 (-5) -167 (-7) -93 (-4) -138 (-5) -175 (-7) -162 (-6) -89 (-4) -43 (-2) -1269 (-50)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -2 ( -6) -3 ( -11) -5 ( -16) -8 ( -27) -8 ( -26) -6 ( -20) -3 ( -10) -7 ( -23) -11 ( -37) -11 ( -35) -8 ( -27) -4 ( -13)   -76 ( -21)
daylight iconAverage Daylight Hours & Minutes/ Day +2h 57' +1h 50' +0h 20' -1h 16' -2h 37' -3h 18' -2h 59' -1h 50' -0h 17' +1h 18' +2h 39' +3h 18'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +50.9 +40 +19.2 -3.9 -20.5 -27 -21.2 -4.5 +18.3 +40 +50.3 +51.6   +16.2
relative humidity iconRelative Humidity (%) +13 +13 +8 +2 +6 -1 -2 +3 +2 +5 +11 +11   +5.9
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +20.4 (+37) +20.1 (+36) +16.6 (+30) +9.8 (+18) +4.6 (+8) -0.9 (-2) -5.5 (-10) -6.2 (-11) -2.7 (-5) +3.4 (+6) +10.5 (+19) +15.8 (+28) +7.2 (+13)

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