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Vs > Volterra
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Portland, Maine vs Volterra Climate & Distance Between

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  • The distance between Portland, Maine, Usa and Volterra, Italy is approximately 6,260 km or 3,890 mi.
  • To reach Portland, Maine in this distance one would set out from Volterra bearing 300.7° or WNW and follow the great circles arc to approach Portland, Maine bearing 239.7° or WSW .
  • Portland, Maine has a warm summer continental/ hemiboreal climate with no dry season (Dfb) whereas Volterra has a marine west coast climate (Cfb).
  • Portland, Maine is in or near the cool temperate wet forest biome whereas Volterra is in or near the warm temperate moist forest biome.
  • The mean annual temperature is 5.3 °C (9.5°F) cooler.
  • Average monthly temperatures vary by 10 °C (18°F) more in Portland, Maine. The continentality subtype is subcontinental as opposed to truly oceanic.
  • Total annual precipitation averages 294 mm (11.6 in) more which is equivalent to 294 l/m² (7.22 US gal/ft²) or 2,940,000 l/ha (314,306 US gal/ac) more. About 1 1/3 as much.
  • The altitude of the sun at midday is overall 0.2° lower in Portland, Maine than in Volterra.
  • Relative humidity levels are 15% lower.
  • The mean dew point temperature is 7.9°C (14.2°F) lower.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -8 (-15) -7 (-13) -5 (-9) -2 (-4) -1 (-1) 1 (+1) 1 (+1) 0 (0) -1 (-1) -2 (-4) -3 (-5) -6 (-11) -3 (-5)
average temperature iconAverage Temperature °C ( °F) -11 (-21) -10 (-18) -7 (-12) -4 (-7) -3 (-5) -1 (-3) -1 (-3) -2 (-4) -3 (-6) -5 (-9) -5 (-10) -9 (-16) -5 (-9)
minimum temperature iconAverage Min Temperature °C ( °F) -15 (-26) -13 (-24) -9 (-16) -6 (-11) -5 (-9) -4 (-6) -3 (-6) -4 (-7) -6 (-10) -8 (-15) -8 (-14) -12 (-22) -8 (-14)
rainfall iconAverage Precipitation mm (in) +25 (+1) +16 (+1) +21 (+1) +33 (+1) +30 (+1) +31 (+1) +32 (+1) +13 (+1) -1 (0) +11 (+0) +36 (+1) +47 (+2) +294 (+12)
daylight iconAverage Daylight Hours & Minutes/ Day -0h 01' -0h 00' -0h 00' +0h 00' +0h 01' +0h 01' +0h 01' +0h 00' +0h 00' -0h 00' -0h 01' -0h 01'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) -0.2 -0.1 -0.2 -0.1 -0.2 -0.2 -0.3 -0.4 -0.3 -0.4 -0.3 -0.2   -0.2
relative humidity iconRelative Humidity (%) -14 -16 -14 -17 -17 -12 -9 -12 -14 -20 -17 -18   -15
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) -13 (-23) -12.2 (-22) -8.8 (-16) -7.2 (-13) -6.4 (-12) -4.1 (-7) -3.5 (-6) -4.7 (-8) -6.2 (-11) -9.1 (-16) -8.2 (-15) -11.5 (-21) -7.9 (-14)

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Portland, Maine vs Volterra Discussion

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