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Vs > Jamestown
Chile flag

Sewell vs Jamestown Climate & Distance Between

Saint Helena flag
  • The distance between Sewell, Chile and Jamestown, Saint Helena is approximately 6,712 km or 4,171 mi.
  • To reach Sewell in this distance one would set out from Jamestown bearing 239.5° or WSW and follow the great circles arc to approach Sewell bearing 269.8° or W .
  • Sewell has a Mediterranean warm climate (Csb) whereas Jamestown has a subtropical hot desert climate (BWh).
  • The annual mean temperature is 11.4 °C (20.6°F) cooler.
  • Average monthly temperatures vary by 7 °C (12.6°F) more in Sewell. The continentality subtype is truly oceanic as opposed to truly hyperoceanic.
  • Total annual precipitation averages 754.4 mm (29.7 in) more which is equivalent to 754.4 l/m² (18.51 US gal/ft²) or 7,544,000 l/ha (806,504 US gal/ac) more. About 6 1/2 as much.
  • The altitude of the sun at midday is overall 15.3° lower in Sewell than in Jamestown.
  • Relative humidity levels are 13% lower.
  • The mean dew point temperature is 13.9°C (25°F) lower.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
average temperature iconAverage Temperature °C ( °F) -8 (-15) -8 (-15) -10 (-17) -12 (-22) -14 (-25) -15 (-28) -15 (-27) -15 (-26) -13 (-23) -11 (-19) -9 (-16) -8 (-14) -11 (-21)
rainfall iconAverage Precipitation mm (in) -4 (0) -5 (0) -7 (0) +30 (+1) +110 (+4) +154 (+6) +193 (+8) +129 (+5) +77 (+3) +47 (+2) +24 (+1) +7 (+0) +754 (+30)
daylight iconAverage Daylight Hours & Minutes/ Day +1h 09' +0h 43' +0h 07' -0h 29' -1h 01' -1h 18' -1h 10' -0h 43' -0h 06' +0h 30' +1h 02' +1h 18'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) -9.7 -17.5 -18.2 -18.3 -18.2 -18.2 -18.1 -18 -18.1 -17.1 -9.1 -3.1   -15.3
relative humidity iconRelative Humidity (%) -12 -15 -14 -12 -12 -7 -9 -13 -15 -15 -18 -14   -13
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) -10.8 (-19) -11.8 (-21) -12.8 (-23) -14.4 (-26) -15.7 (-28) -16.1 (-29) -16.3 (-29) -16.5 (-30) -15.5 (-28) -13.5 (-24) -12.7 (-23) -10.6 (-19) -13.9 (-25)

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Sewell vs Jamestown Discussion

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