Vs > Naha, Okinawa
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Jamestown vs Naha, Okinawa Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Naha, Okinawa, Japan is approximately 15,073 km or 9,367 mi.
  • To reach Jamestown in this distance one would set out from Naha, Okinawa bearing 273.7° or W and follow the great circles arc to approach Jamestown bearing 248.6° or WSW .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Naha, Okinawa has a humid subtropical climate (Cfa).
  • The average temperature is 0.6 °C (1°F) cooler.
  • Average monthly temperatures vary by 8.3 °C (14.9°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to truly oceanic.
  • Total annual precipitation averages 1899.8 mm (74.8 in) less which is equivalent to 1899.8 l/m² (46.63 US gal/ft²) or 18,998,000 l/ha (2,031,012 US gal/ac) less. About 0 as much.
  • The altitude of the sun at midday is overall 6.7° higher in Jamestown than in Naha, Okinawa.
  • Relative humidity levels are 6.6% lower.
  • The mean dew point temperature is 2°C (3.6°F) lower.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +8 (+15) +8 (+14) +7 (+13) +3 (+6) -3 (-5) -6 (-10) -9 (-16) -9 (-16) -8 (-14) -4 (-8) -1 (-2) +3 (+6) -1 (-1)
average temperature iconAverage Temperature °C ( °F) +8 (+14) +8 (+14) +6 (+11) +3 (+5) -2 (-3) -5 (-9) -8 (-15) -8 (-15) -7 (-13) -5 (-8) 0 (-1) +4 (+7) -1 (-1)
minimum temperature iconAverage Min Temperature °C ( °F) +7 (+13) +7 (+13) +6 (+12) +2 (+4) -3 (-5) -6 (-11) -9 (-16) -9 (-16) -8 (-14) -4 (-8) -1 (-2) +3 (+6) -1 (-2)
rainfall iconAverage Precipitation mm (in) -105 (-4) -96 (-4) -142 (-6) -142 (-6) -225 (-9) -235 (-9) -157 (-6) -249 (-10) -163 (-6) -149 (-6) -117 (-5) -120 (-5) -1900 (-75)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -9 ( -29) -9 ( -32) -7 ( -23) -9 ( -30) -10 ( -32) -7 ( -23) -1 ( -3) -12 ( -39) -9 ( -30) -8 ( -26) -10 ( -33) -9 ( -29)   -100 ( -27)
daylight iconAverage Daylight Hours & Minutes/ Day +2h 16' +1h 25' +0h 15' -0h 59' -2h 01' -2h 32' -2h 18' -1h 25' -0h 13' +1h 01' +2h 02' +2h 32'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +41.4 +30.6 +9.8 -13.4 -30 -36.5 -30.5 -13.9 +8.9 +30.6 +40.9 +42.1   +6.7
relative humidity iconRelative Humidity (%) -6 -7 -10 -13 -10 -13 -7 -5 -4 -1 +1 -4   -6.6
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +6.2 (+11) +5.8 (+10) +3.4 (+6) -0.1 (0) -3.8 (-7) -7.7 (-14) -9.5 (-17) -8.9 (-16) -7.8 (-14) -4.5 (-8) -0.1 (0) +2.9 (+5) -2 (-4)

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