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Jamestown vs Port Arthur, Tx Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Port Arthur, Tx, Usa is approximately 10,724 km or 6,664 mi.
  • To reach Jamestown in this distance one would set out from Port Arthur, Tx bearing 104.7° or ESE and follow the great circles arc to approach Jamestown bearing 119.4° or ESE .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Port Arthur, Tx has a humid subtropical climate (Cfa).
  • The mean annual temperature is 1.6 °C (2.9°F) warmer.
  • Average monthly temperatures vary by 13.7 °C (24.7°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to truly oceanic.
  • Total annual precipitation averages 1315.6 mm (51.8 in) less which is equivalent to 1315.6 l/m² (32.29 US gal/ft²) or 13,156,000 l/ha (1,406,464 US gal/ac) less. About 0 as much.
  • The altitude of the sun at midday is overall 10.5° higher in Jamestown than in Port Arthur, Tx.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +11 (+20) +9 (+16) +6 (+11) +1 (+2) -5 (-9) -9 (-16) -11 (-20) -11 (-20) -9 (-16) -4 (-7) +1 (+2) +6 (+11) +-1 (-2)
average temperature iconAverage Temperature °C ( °F) +14 (+24) +12 (+21) +8 (+14) +4 (+6) -2 (-4) -6 (-11) -8 (-15) -8 (-15) -6 (-11) -1 (-2) +5 (+9) +10 (+17) +2 (+3)
minimum temperature iconAverage Min Temperature °C ( °F) +16 (+28) +14 (+25) +11 (+20) +6 (+10) 0 (0) -4 (-8) -6 (-11) -6 (-11) -4 (-7) +3 (+5) +7 (+13) +12 (+22) +4 (+7)
rainfall iconAverage Precipitation mm (in) -113 (-4) -76 (-3) -62 (-2) -79 (-3) -127 (-5) -124 (-5) -104 (-4) -126 (-5) -155 (-6) -107 (-4) -123 (-5) -119 (-5) -1316 (-52)
daylight iconAverage Daylight Hours & Minutes/ Day +2h 31' +1h 34' +0h 17' -1h 05' -2h 14' -2h 49' -2h 33' -1h 34' -0h 14' +1h 07' +2h 16' +2h 49'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +45 +34.1 +13.3 -9.9 -26.4 -32.8 -26.7 -10 +12.9 +34.6 +44.8 +45.9   +10.5

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Jamestown vs Port Arthur, Tx Discussion

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Climate Guides for Locations near Jamestown

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