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Jamestown vs Geneva Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Geneva, Switzerland is approximately 7,014 km or 4,359 mi.
  • To reach Jamestown in this distance one would set out from Geneva bearing 192.8° or SSW and follow the great circles arc to approach Jamestown bearing 189.2° or S .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Geneva has a marine west coast climate (Cfb).
  • The annual average temperature is 12.2 °C (22°F) warmer.
  • Average monthly temperatures vary by 14.4 °C (25.9°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to semicontinental.
  • Total annual precipitation averages 767 mm (30.2 in) less which is equivalent to 767 l/m² (18.82 US gal/ft²) or 7,670,000 l/ha (819,974 US gal/ac) less. About 1/7 as much.
  • The altitude of the sun at midday is overall 26.7° higher in Jamestown than in Geneva.
  • Relative humidity levels are 3.7% lower.
  • The mean dew point temperature is 11°C (19.8°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +24 (+42) +22 (+39) +19 (+34) +14 (+24) +6 (+12) +1 (+2) +-3 (-5) +-2 (-3) +2 (+3) +9 (+16) +15 (+27) +20 (+36) +11 (+19)
average temperature iconAverage Temperature °C ( °F) +23 (+42) +22 (+40) +19 (+34) +15 (+27) +9 (+17) +5 (+8) +1 (+2) +2 (+3) +5 (+9) +10 (+18) +16 (+29) +20 (+36) +12 (+22)
minimum temperature iconAverage Min Temperature °C ( °F) +23 (+42) +22 (+40) +22 (+39) +18 (+32) +12 (+21) +8 (+14) +5 (+9) +6 (+10) +8 (+14) +13 (+23) +16 (+29) +20 (+36) +14 (+26)
rainfall iconAverage Precipitation mm (in) -65 (-3) -64 (-3) -54 (-2) -51 (-2) -54 (-2) -66 (-3) -32 (-1) -68 (-3) -75 (-3) -71 (-3) -88 (-3) -79 (-3) -767 (-30)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -7 ( -23) -5 ( -18) -4 ( -13) -6 ( -20) -7 ( -23) -5 ( -17) -1 ( -3) -8 ( -26) -8 ( -27) -9 ( -29) -11 ( -37) -9 ( -29)   -80 ( -22)
daylight iconAverage Daylight Hours & Minutes/ Day +3h 58' +2h 27' +0h 26' -1h 41' -3h 30' -4h 26' -4h 01' -2h 27' -0h 23' +1h 44' +3h 33' +4h 27'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +61.3 +50.4 +29.6 +6.5 -10.1 -16.5 -10.6 +6.2 +29 +50.7 +60.9 +62.1   +26.7
relative humidity iconRelative Humidity (%) -19 -12 -8 -4 +2 +5 +10 +9 +2 -7 -7 -16   -3.8
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +18.3 (+33) +18.4 (+33) +16.4 (+30) +13.6 (+24) +9.2 (+17) +5.4 (+10) +3.1 (+6) +3.7 (+7) +5.3 (+10) +8.4 (+15) +14.1 (+25) +16.1 (+29) +11 (+20)

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