Vs > Decatur, Il
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Jamestown vs Decatur, Il Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Decatur, Il, Usa is approximately 10,583 km or 6,576 mi.
  • To reach Jamestown in this distance one would set out from Decatur, Il bearing 106.5° or ESE and follow the great circles arc to approach Jamestown bearing 130.2° or SE .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Decatur, Il has a hot summer continental climate with no dry season (Dfa).
  • The annual mean temperature is 10.2 °C (18.4°F) warmer.
  • Average monthly temperatures vary by 24.4 °C (43.9°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to truly continental.
  • Total annual precipitation averages 883.2 mm (34.8 in) less which is equivalent to 883.2 l/m² (21.68 US gal/ft²) or 8,832,000 l/ha (944,199 US gal/ac) less. About 1/7 as much.
  • The altitude of the sun at midday is overall 20.5° higher in Jamestown than in Decatur, Il.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +26 (+46) +23 (+41) +17 (+30) +8 (+15) +-1 (-1) -6 (-11) -9 (-16) -8 (-14) +-5 (-8) +3 (+6) +12 (+21) +20 (+36) +7 (+12)
average temperature iconAverage Temperature °C ( °F) +28 (+50) +25 (+45) +19 (+34) +12 (+21) +4 (+8) -2 (-3) -5 (-8) -3 (-6) +0 (+0) +7 (+12) +15 (+27) +23 (+41) +10 (+18)
minimum temperature iconAverage Min Temperature °C ( °F) +30 (+54) +28 (+50) +22 (+40) +15 (+28) +8 (+15) +2 (+4) -1 (-2) +0 (+1) +4 (+8) +11 (+21) +17 (+31) +25 (+44) +14 (+24)
rainfall iconAverage Precipitation mm (in) -42 (-2) -40 (-2) -67 (-3) -87 (-3) -92 (-4) -80 (-3) -76 (-3) -93 (-4) -81 (-3) -70 (-3) -78 (-3) -77 (-3) -883 (-35)
daylight iconAverage Daylight Hours & Minutes/ Day +3h 19' +2h 03' +0h 22' -1h 25' -2h 56' -3h 43' -3h 22' -2h 04' -0h 19' +1h 28' +2h 59' +3h 43'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +55 +44.1 +23.3 +0.2 -16.4 -22.7 -16.7 +0 +22.9 +44.6 +54.8 +55.9   +20.5

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Jamestown vs Decatur, Il Discussion

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