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Jamestown vs King George Island, South Shetland Islands Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and King George Island, South Shetland Islands, Antarctica is approximately 6,591 km or 4,096 mi.
  • To reach Jamestown in this distance one would set out from King George Island, South Shetland Islands bearing 63.7° or ENE and follow the great circles arc to approach Jamestown bearing 25.8° or NNE .
  • Jamestown has a subtropical hot desert climate (BWh) whereas King George Island, South Shetland Islands has a tundra climate (ET).
  • The annual mean temperature is 24.1 °C (43.4°F) warmer.
  • Average monthly temperatures vary by 4.3 °C (7.7°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to barely hyperoceanic.
  • Total annual precipitation averages 660.2 mm (26 in) less which is equivalent to 660.2 l/m² (16.2 US gal/ft²) or 6,602,000 l/ha (705,798 US gal/ac) less. About 1/6 as much.
  • The altitude of the sun at midday is overall 43.3° higher in Jamestown than in King George Island, South Shetland Islands.
  • Relative humidity levels are 15.5% lower.
  • The mean dew point temperature is 20.2°C (36.4°F) higher.

Climate Comparison Table

The table shows values for Jamestown relative to King George Island, South Shetland Islands. You can also view this comparison the other way around from the perspective of King George Island, South Shetland Islands vs Jamestown.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
average temperature iconAverage Temperature °C ( °F) +23 (+41) +22 (+40) +24 (+42) +26 (+47) +26 (+47) +27 (+48) +26 (+46) +27 (+48) +24 (+44) +23 (+41) +22 (+40) +21 (+39) +24 (+43)
rainfall iconAverage Precipitation mm (in) -31 (-1) -57 (-2) -69 (-3) -75 (-3) -52 (-2) -42 (-2) -23 (-1) -50 (-2) -70 (-3) -75 (-3) -68 (-3) -49 (-2) -660 (-26)
daylight iconAverage Daylight Hours & Minutes/ Day -5h 22' -3h 05' -0h 32' +2h 05' +4h 37' +6h 14' +5h 28' +3h 06' +0h 28' -2h 10' -4h 41' -6h 14'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +37.6 +45.4 +46.2 +46.3 +46.2 +46.1 +46.1 +46.1 +46.1 +45 +37 +31.2   +43.3
relative humidity iconRelative Humidity (%) -20 -20 -23 -20 -13 -13 -12 -9 -11 -12 -13 -20   -15.5
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +17.4 (+31) +17.6 (+32) +18 (+32) +20.9 (+38) +22.6 (+41) +23.4 (+42) +22.5 (+41) +24.2 (+44) +21.6 (+39) +19.4 (+35) +18.7 (+34) +16.5 (+30) +20.2 (+36)

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Jamestown vs King George Island, South Shetland Islands Discussion

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Climate Guides for Locations near Jamestown

Climate Guides for Locations near C.M.A. Pdte. Eduardo Fr


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