Vs > Key West, Florida
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Jamestown vs Key West, Florida Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Key West, Florida, Usa is approximately 9,388 km or 5,834 mi.
  • To reach Jamestown in this distance one would set out from Key West, Florida bearing 110.3° or ESE and follow the great circles arc to approach Jamestown bearing 117.5° or ESE .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Key West, Florida has a tropical wet and dry/ savanna climate with dry winters (Aw).
  • The annual average temperature is 3.7 °C (6.6°F) cooler.
  • Average monthly temperatures vary by 4 °C (7.2°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to barely hyperoceanic.
  • Total annual precipitation averages 868.6 mm (34.2 in) less which is equivalent to 868.6 l/m² (21.32 US gal/ft²) or 8,686,000 l/ha (928,591 US gal/ac) less. About 1/7 as much.
  • The altitude of the sun at midday is overall 5.1° higher in Jamestown than in Key West, Florida.
  • Relative humidity levels are 0.8% higher.
  • The mean dew point temperature is 3.3°C (6°F) lower.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +3 (+6) +3 (+5) +2 (+4) -1 (-1) -6 (-10) -8 (-14) -10 (-17) -10 (-18) -9 (-16) -6 (-11) -4 (-7) +-1 (-1) -4 (-7)
average temperature iconAverage Temperature °C ( °F) +3 (+5) +3 (+5) +1 (+1) -1 (-2) -5 (-9) -7 (-13) -9 (-16) -9 (-16) -9 (-15) -7 (-12) -3 (-6) +0 (+0) -4 (-7)
minimum temperature iconAverage Min Temperature °C ( °F) +3 (+5) +2 (+4) +1 (+3) -1 (-2) -6 (-10) -8 (-14) -9 (-17) -9 (-17) -9 (-16) -6 (-11) -4 (-7) 0 (-1) -4 (-7)
rainfall iconAverage Precipitation mm (in) -43 (-2) -36 (-1) -23 (-1) -34 (-1) -70 (-3) -111 (-4) -59 (-2) -118 (-5) -144 (-6) -110 (-4) -72 (-3) -48 (-2) -869 (-34)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -2 ( -6) -1 ( -4) 0 ( 0) -3 ( -10) -4 ( -13) -4 ( -13) -5 ( -16) -12 ( -39) -14 ( -47) -12 ( -39) -7 ( -23) -6 ( -19)   -70 ( -19)
daylight iconAverage Daylight Hours & Minutes/ Day +2h 10' +1h 21' +0h 14' -0h 56' -1h 55' -2h 25' -2h 12' -1h 21' -0h 12' +0h 58' +1h 57' +2h 25'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +39.6 +28.7 +7.9 -15.3 -31.7 -38.1 -32 -15.4 +7.5 +29.2 +39.4 +40.5   +5.1
relative humidity iconRelative Humidity (%) -7 -3 -3 -1 +5 +2 +6 +8 +4 +2 +3 -6   +0.8
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +1.1 (+2) +1.7 (+3) +0.1 (+0) -1.2 (-2) -3.7 (-7) -6.6 (-12) -7.4 (-13) -7 (-13) -7.3 (-13) -6 (-11) -2.4 (-4) -1.3 (-2) -3.3 (-6)

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Jamestown vs Key West, Florida Discussion

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