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Jamestown vs Saint Petersburg Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Saint Petersburg, Russia is approximately 9,036 km or 5,615 mi.
  • To reach Jamestown in this distance one would set out from Saint Petersburg bearing 214.9° or SW and follow the great circles arc to approach Jamestown bearing 197.3° or SSW .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Saint Petersburg has a warm summer continental/ hemiboreal climate with no dry season (Dfb).
  • The annual mean temperature is 16.9 °C (30.4°F) warmer.
  • Average monthly temperatures vary by 21.5 °C (38.7°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to subcontinental.
  • Total annual precipitation averages 495.7 mm (19.5 in) less which is equivalent to 495.7 l/m² (12.17 US gal/ft²) or 4,957,000 l/ha (529,936 US gal/ac) less. About 2/9 as much.
  • The altitude of the sun at midday is overall 40.4° higher in Jamestown than in Saint Petersburg.
  • Relative humidity levels are 8.2% lower.
  • The mean dew point temperature is 14.6°C (26.3°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +32 (+58) +32 (+58) +27 (+49) +20 (+36) +10 (+18) +4 (+7) +0 (0) +2 (+4) +8 (+14) +16 (+29) +21 (+38) +26 (+47) +17 (+30)
average temperature iconAverage Temperature °C ( °F) +32 (+57) +31 (+56) +26 (+47) +20 (+36) +11 (+20) +5 (+10) +2 (+4) +4 (+7) +9 (+16) +14 (+26) +21 (+38) +27 (+48) +17 (+30)
minimum temperature iconAverage Min Temperature °C ( °F) +32 (+58) +32 (+58) +30 (+54) +22 (+40) +14 (+25) +7 (+13) +3 (+5) +4 (+7) +9 (+16) +15 (+27) +20 (+36) +26 (+47) +18 (+32)
rainfall iconAverage Precipitation mm (in) -30 (-1) -20 (-1) -15 (-1) -23 (-1) -20 (-1) -40 (-2) -45 (-2) -71 (-3) -65 (-3) -65 (-3) -56 (-2) -48 (-2) -496 (-20)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -13 ( -42) -11 ( -39) -8 ( -26) -8 ( -27) -8 ( -26) -6 ( -20) -5 ( -16) -12 ( -39) -12 ( -40) -14 ( -45) -17 ( -57) -17 ( -55)   -131 ( -36)
daylight iconAverage Daylight Hours & Minutes/ Day +6h 21' +3h 47' +0h 40' -2h 35' -5h 33' -7h 15' -6h 28' -3h 48' -0h 35' +2h 40' +5h 37' +7h 15'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +75 +64.1 +43.4 +20.2 +3.7 -2.8 +3.1 +19.9 +42.7 +64.3 +74.6 +75.8   +40.4
relative humidity iconRelative Humidity (%) -23 -19 -15 -8 +6 +4 +3 +0 -6 -2 -15 -23   -8.2
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +26 (+47) +25.9 (+47) +21.8 (+39) +17.3 (+31) +12 (+22) +6.1 (+11) +2.8 (+5) +3.6 (+6) +7.5 (+14) +13.4 (+24) +17.4 (+31) +21.2 (+38) +14.6 (+26)

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