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Jamestown vs London, England Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and London, England, Uk is approximately 7,511 km or 4,667 mi.
  • To reach Jamestown in this distance one would set out from London, England bearing 185.6° or S and follow the great circles arc to approach Jamestown bearing 183.6° or S .
  • Jamestown has a subtropical hot desert climate (BWh) whereas London, England has a marine west coast climate (Cfb).
  • The average annual temperature is 11.4 °C (20.6°F) warmer.
  • Average monthly temperatures vary by 9.5 °C (17.1°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to truly oceanic.
  • Total annual precipitation averages 457 mm (18 in) less which is equivalent to 457 l/m² (11.22 US gal/ft²) or 4,570,000 l/ha (488,563 US gal/ac) less. About 2/9 as much.
  • The altitude of the sun at midday is overall 31.9° higher in Jamestown than in London, England.
  • Relative humidity levels are 10% lower.
  • The mean dew point temperature is 9°C (16.2°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +21 (+38) +20 (+36) +18 (+32) +14 (+25) +7 (+13) +3 (+5) +0 (0) +1 (+2) +3 (+5) +9 (+16) +13 (+23) +17 (+31) +11 (+19)
average temperature iconAverage Temperature °C ( °F) +20 (+36) +20 (+35) +18 (+32) +15 (+27) +10 (+17) +6 (+10) +3 (+5) +3 (+5) +5 (+9) +9 (+16) +14 (+24) +17 (+31) +11 (+21)
minimum temperature iconAverage Min Temperature °C ( °F) +19 (+34) +19 (+34) +19 (+34) +16 (+29) +11 (+20) +7 (+13) +4 (+7) +4 (+7) +6 (+11) +10 (+18) +13 (+23) +16 (+29) +12 (+22)
rainfall iconAverage Precipitation mm (in) -45 (-2) -30 (-1) -17 (-1) -28 (-1) -28 (-1) -28 (-1) -23 (-1) -49 (-2) -45 (-2) -55 (-2) -64 (-3) -45 (-2) -457 (-18)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -13 ( -42) -9 ( -32) -6 ( -19) -11 ( -37) -9 ( -29) -5 ( -17) -5 ( -16) -10 ( -32) -11 ( -37) -13 ( -42) -16 ( -53) -15 ( -48)   -123 ( -34)
daylight iconAverage Daylight Hours & Minutes/ Day +4h 39' +2h 51' +0h 31' -1h 57' -4h 06' -5h 14' -4h 43' -2h 51' -0h 26' +2h 01' +4h 09' +5h 14'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +66.5 +55.6 +34.9 +11.7 -4.9 -11.3 -5.3 +11.4 +34.2 +55.9 +66.1 +67.3   +31.9
relative humidity iconRelative Humidity (%) -25 -19 -15 -8 +0 +2 +2 +1 -5 -13 -16 -24   -10
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +14.3 (+26) +15 (+27) +13.7 (+25) +12.6 (+23) +9.1 (+16) +5.7 (+10) +2.8 (+5) +3.1 (+6) +3.8 (+7) +6.2 (+11) +10.2 (+18) +11.8 (+21) +9 (+16)

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Jamestown vs London, England Discussion

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