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Jamestown vs Reykjavík Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Reykjavík, Iceland is approximately 9,009 km or 5,598 mi.
  • To reach Jamestown in this distance one would set out from Reykjavík bearing 164.3° or SSE and follow the great circles arc to approach Jamestown bearing 172.9° or S .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Reykjavík has a subpolar oceanic climate (Cfc).
  • The average temperature is 17.5 °C (31.6°F) warmer.
  • Average monthly temperatures vary by 7.1 °C (12.8°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to truly oceanic.
  • Total annual precipitation averages 661.2 mm (26 in) less which is equivalent to 661.2 l/m² (16.23 US gal/ft²) or 6,612,000 l/ha (706,867 US gal/ac) less. About 1/6 as much.
  • The altitude of the sun at midday is overall 44.6° higher in Jamestown than in Reykjavík.
  • Relative humidity levels are 9.1% lower.
  • The mean dew point temperature is 14.8°C (26.7°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +25 (+45) +24 (+43) +24 (+43) +21 (+38) +14 (+25) +11 (+20) +8 (+14) +8 (+14) +11 (+20) +16 (+29) +19 (+34) +22 (+40) +17 (+30)
average temperature iconAverage Temperature °C ( °F) +25 (+44) +24 (+42) +24 (+42) +21 (+38) +16 (+28) +12 (+22) +9 (+17) +10 (+17) +13 (+23) +16 (+28) +20 (+36) +22 (+40) +18 (+31)
minimum temperature iconAverage Min Temperature °C ( °F) +23 (+41) +23 (+41) +23 (+41) +20 (+36) +15 (+27) +11 (+20) +8 (+14) +9 (+16) +11 (+20) +15 (+27) +18 (+32) +21 (+38) +16 (+30)
rainfall iconAverage Precipitation mm (in) -68 (-3) -62 (-2) -62 (-2) -48 (-2) -26 (-1) -32 (-1) -19 (-1) -52 (-2) -62 (-2) -84 (-3) -73 (-3) -76 (-3) -661 (-26)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -16 ( -52) -13 ( -46) -13 ( -42) -15 ( -50) -12 ( -39) -9 ( -30) -7 ( -23) -13 ( -42) -17 ( -57) -20 ( -65) -18 ( -60) -19 ( -61)   -172 ( -47)
daylight iconAverage Daylight Hours & Minutes/ Day +7h 48' +4h 29' +0h 47' -3h 02' -6h 42' -9h 07' -7h 57' -4h 30' -0h 41' +3h 09' +6h 48' +9h 07'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +79.1 +68.2 +47.5 +24.4 +7.8 +1.4 +7.3 +24.1 +46.9 +68.5 +78.7 +79.8   +44.6
relative humidity iconRelative Humidity (%) -15.2 -13.6 -13.4 -13 -3.7 -7 -6.9 -4.9 -4 -7.6 -7 -13.5   -9.2
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +19.9 (+36) +19.5 (+35) +19.4 (+35) +17.5 (+32) +14.4 (+26) +10.2 (+18) +7.7 (+14) +8.4 (+15) +11.4 (+21) +13.6 (+24) +17.7 (+32) +18.2 (+33) +14.8 (+27)

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