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Xi’An vs Portland, Maine Climate & Distance Between

Usa flag
  • The distance between Xi’An, China and Portland, Maine, Usa is approximately 11,347 km or 7,051 mi.
  • To reach Xi’An in this distance one would set out from Portland, Maine bearing 0.6° or N and follow the great circles arc to approach Xi’An bearing 179.4° or S .
  • Xi’An has a humid subtropical climate with dry winters (Cwa) whereas Portland, Maine has a warm summer continental/ hemiboreal climate with no dry season (Dfb).
  • Xi’An is in or near the warm temperate dry forest biome whereas Portland, Maine is in or near the cool temperate wet forest biome.
  • The mean annual temperature is 6 °C (10.8°F) warmer.
  • Average monthly temperatures vary by 0.3 °C (0.5°F) more in Xi’An. The continentality subtype is subcontinental for both.
  • Total annual precipitation averages 553.2 mm (21.8 in) less which is equivalent to 553.2 l/m (13.58 US gal/ft) or 5,532,000 l/ha (591,408 US gal/ac) less. About 1/2 as much.
  • There are 855 fewer hours of sunlight per year in Xi’An. In whichever way circa 2h 20' less per day or about 2/3 as many.
  • The altitude of the sun at midday is overall 9.3° higher in Xi’An than in Portland, Maine.
  • Relative humidity levels are 7.4% higher.
  • The mean dew point temperature is 7.1°C (12.7°F) higher.

Climate Comparison Table

The table shows values for Xi’An relative to Portland, Maine. You can also view this comparison the other way around from the perspective of Portland, Maine vs Xi’An.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +6 (+10) +7 (+13) +9 (+16) +9 (+16) +9 (+15) +9 (+16) +6 (+11) +6 (+11) +4 (+7) +5 (+8) +4 (+7) +4 (+8) +6 (+12)
average temperature iconAverage Temperature °C ( °F) +6 (+10) +7 (+13) +7 (+13) +8 (+14) +8 (+14) +8 (+14) +6 (+11) +6 (+10) +4 (+8) +5 (+8) +3 (+6) +4 (+7) +6 (+11)
minimum temperature iconAverage Min Temperature °C ( °F) +7 (+13) +9 (+15) +7 (+13) +8 (+14) +8 (+14) +8 (+14) +7 (+13) +7 (+12) +6 (+11) +6 (+11) +4 (+7) +5 (+9) +7 (+12)
rainfall iconAverage Precipitation mm (in) -83 (-3) -74 (-3) -67 (-3) -54 (-2) -27 (-1) -36 (-1) +14 (+1) -6 (0) +29 (+1) -34 (-1) -106 (-4) -110 (-4) -553 (-22)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -9 ( -29) -6 ( -21) -5 ( -16) -4 ( -13) -5 ( -16) -4 ( -13) +1 (+3) +1 (+3) +2 (+7) -1 ( -3) -5 ( -17) -7 ( -23)   -42 ( -12)
sunshine iconAverage Sunlight Hours/ Day -1h 09' -2h 01' -2h 38' -2h 26' -2h 54' -3h 24' -3h 09' -3h 01' -3h 24' -2h 07' -0h 48' -1h 00'   -2h 20'
daylight iconAverage Daylight Hours & Minutes/ Day +0h 50' +0h 30' +0h 05' -0h 20' -0h 44' -0h 56' -0h 50' -0h 30' -0h 04' +0h 21' +0h 44' +0h 56'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day () +9.2 +9.1 +9.2 +9.1 +9.2 +9.3 +9.4 +9.5 +9.5 +9.5 +9.4 +9.3   +9.3
relative humidity iconRelative Humidity (%) +4 +6 +3 +6 +4 -4 +5 +11 +16 +16 +11 +11   +7.4
dewpoint temperature iconAverage Dew Point Temperature C & (F) +6.2 (+11) +7.6 (+14) +6.9 (+12) +8.6 (+15) +8.1 (+15) +6.4 (+12) +6.9 (+12) +8.1 (+15) +7.7 (+14) +7.8 (+14) +4.9 (+9) +5.7 (+10) +7.1 (+13)

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Xi’An vs Portland, Maine Discussion

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