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Jamestown vs Lanzhou Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Lanzhou, China is approximately 12,786 km or 7,946 mi.
  • To reach Jamestown in this distance one would set out from Lanzhou bearing 268° or W and follow the great circles arc to approach Jamestown bearing 237.1° or WSW .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Lanzhou has a mid-latitude cool steppe climate (BSk).
  • The average temperature is 12.5 °C (22.6°F) warmer.
  • Average monthly temperatures vary by 24.2 °C (43.6°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to truly continental.
  • Total annual precipitation averages 179.1 mm (7.1 in) less which is equivalent to 179.1 l/m² (4.4 US gal/ft²) or 1,791,000 l/ha (191,470 US gal/ac) less. About 3/7 as much.
  • The altitude of the sun at midday is overall 16.6° higher in Jamestown than in Lanzhou.
  • Relative humidity levels are 11.8% higher.
  • The mean dew point temperature is 14.5°C (26.1°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +26 (+46) +22 (+39) +16 (+29) +8 (+14) +0 (+0) +-4 (-7) -7 (-13) -6 (-11) +0 (0) +6 (+12) +14 (+25) +22 (+39) +8 (+14)
average temperature iconAverage Temperature °C ( °F) +30 (+54) +26 (+47) +19 (+34) +12 (+22) +5 (+9) +1 (+2) -2 (-4) -1 (-2) +4 (+8) +10 (+19) +19 (+34) +27 (+48) +13 (+23)
minimum temperature iconAverage Min Temperature °C ( °F) +32 (+58) +28 (+51) +22 (+40) +16 (+28) +9 (+15) +4 (+8) +1 (+1) +2 (+3) +6 (+11) +13 (+24) +21 (+37) +28 (+51) +15 (+27)
rainfall iconAverage Precipitation mm (in) +7 (+0) +8 (+0) +11 (+0) -9 (0) -20 (-1) -19 (-1) -24 (-1) -66 (-3) -41 (-2) -22 (-1) -5 (0) +2 (+0) -179 (-7)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +3 (+10) +2 (+7) +1 (+3) -2 ( -7) -3 ( -10) -3 ( -10) -2 ( -6) -8 ( -26) -10 ( -33) -5 ( -16) -2 ( -7) 0 ( 0)   -29 ( -8)
daylight iconAverage Daylight Hours & Minutes/ Day +2h 59' +1h 51' +0h 20' -1h 17' -2h 39' -3h 20' -3h 02' -1h 51' -0h 17' +1h 19' +2h 41' +3h 20'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +51.3 +40.4 +19.6 -3.5 -20.2 -26.6 -20.7 -4 +18.8 +40.5 +50.8 +52   +16.6
relative humidity iconRelative Humidity (%) +2 +11 +17 +20 +25 +20 +14 +12 +6 +5 +9 +1   +11.8
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +28.2 (+51) +26.2 (+47) +21.6 (+39) +16.8 (+30) +11.3 (+20) +5.9 (+11) +1.2 (+2) +1.7 (+3) +5.4 (+10) +10.9 (+20) +19.7 (+35) +25 (+45) +14.5 (+26)

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