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Vs > Posse
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Jamestown vs Posse Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Posse, Brazil is approximately 4,364 km or 2,712 mi.
  • To reach Jamestown in this distance one would set out from Posse bearing 98° or E and follow the great circles arc to approach Jamestown bearing 87.1° or E .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Posse has a tropical wet and dry/ savanna climate with dry winters (Aw).
  • The average temperature is 1.5 °C (2.6°F) cooler.
  • Average monthly temperatures vary by 1 °C (1.8°F) more in Jamestown. The continentality subtype is truly hyperoceanic for both.
  • Total annual precipitation averages 1400.5 mm (55.1 in) less which is equivalent to 1400.5 l/m² (34.37 US gal/ft²) or 14,005,000 l/ha (1,497,227 US gal/ac) less. About 0 as much.
  • The altitude of the sun at midday is overall 0.8° lower in Jamestown than in Posse.
  • Relative humidity levels are 3% higher.
  • The mean dew point temperature is 0.6°C (1.2°F) lower.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -1 (-1) +-1 (-2) +-1 (-2) +-2 (-3) -4 (-8) -5 (-8) -6 (-11) -8 (-14) -9 (-15) -7 (-13) -5 (-9) -4 (-7) -4 (-8)
average temperature iconAverage Temperature °C ( °F) 0 (0) +1 (+1) +0 (+0) +1 (+1) -1 (-2) -1 (-1) -2 (-3) -3 (-6) -5 (-8) -4 (-8) -3 (-5) -1 (-3) -1 (-3)
minimum temperature iconAverage Min Temperature °C ( °F) +1 (+2) +1 (+2) +2 (+3) +1 (+2) -1 (-3) +1 (+1) +0 (+0) -2 (-3) -3 (-6) -3 (-5) -2 (-4) -1 (-2) 0 (-1)
rainfall iconAverage Precipitation mm (in) -263 (-10) -205 (-8) -210 (-8) -109 (-4) -2 (0) +9 (+0) +28 (+1) -3 (0) -25 (-1) -122 (-5) -223 (-9) -277 (-11) -1401 (-55)
daylight iconAverage Daylight Hours & Minutes/ Day +0h 05' +0h 03' +0h 00' -0h 02' -0h 05' -0h 06' -0h 06' -0h 03' -0h 00' +0h 02' +0h 05' +0h 06'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +1.5 -1.5 -1.7 -1.7 -1.8 -1.8 -1.9 -1.9 -1.8 -1.4 +1.5 +1.8   -0.8
relative humidity iconRelative Humidity (%) -16 -10 -12 -6 +4 +13 +22 +28 +24 +7 -4 -14   +3
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) -3.6 (-6) -1.7 (-3) -2.5 (-5) -0.9 (-2) -0.1 (0) +2.5 (+5) +3.6 (+6) +3.8 (+7) +1.5 (+3) -2.6 (-5) -3.2 (-6) -4.5 (-8) -0.6 (-1)

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Jamestown vs Posse Discussion

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