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Vs > Thunder Bay, On
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Portland, Maine vs Thunder Bay, On Climate & Distance Between

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  • The distance between Portland, Maine, Usa and Thunder Bay, On, Canada is approximately 1,553 km or 965 mi.
  • To reach Portland, Maine in this distance one would set out from Thunder Bay, On bearing 102.6° or ESE and follow the great circles arc to approach Portland, Maine bearing 116.4° or ESE .
  • Both have a warm summer continental/ hemiboreal climate with no dry season (Dfb).
  • Portland, Maine is in or near the cool temperate wet forest biome whereas Thunder Bay, On is in or near the cool temperate moist forest biome.
  • The mean annual temperature is 5 °C (9°F) warmer.
  • Average monthly temperatures vary by 6.2 °C (11.2°F) less in Portland, Maine. The continentality subtype is subcontinental as opposed to truly continental.
  • Total annual precipitation averages 422.6 mm (16.6 in) more which is equivalent to 422.6 l/m² (10.37 US gal/ft²) or 4,226,000 l/ha (451,787 US gal/ac) more. About 1 3/5 as much.
  • The altitude of the sun at midday is overall 4.7° higher in Portland, Maine than in Thunder Bay, On.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +8 (+14) +7 (+12) +5 (+9) +3 (+5) +2 (+3) +2 (+4) +2 (+3) +2 (+4) +3 (+6) +4 (+7) +6 (+11) +8 (+14) +4 (+8)
average temperature iconAverage Temperature °C ( °F) +9 (+16) +8 (+14) +6 (+11) +4 (+6) +3 (+5) +3 (+5) +3 (+5) +3 (+6) +4 (+7) +4 (+7) +6 (+11) +8 (+15) +5 (+9)
minimum temperature iconAverage Min Temperature °C ( °F) +10 (+18) +9 (+17) +7 (+13) +5 (+8) +4 (+7) +4 (+7) +4 (+6) +4 (+7) +4 (+8) +4 (+6) +7 (+12) +9 (+16) +6 (+10)
rainfall iconAverage Precipitation mm (in) +57 (+2) +59 (+2) +52 (+2) +57 (+2) +23 (+1) +3 (+0) -1 (0) -16 (-1) -8 (0) +38 (+2) +82 (+3) +76 (+3) +423 (+17)
daylight iconAverage Daylight Hours & Minutes/ Day +0h 32' +0h 19' +0h 03' -0h 13' -0h 28' -0h 37' -0h 33' -0h 19' -0h 03' +0h 13' +0h 28' +0h 37'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +4.7 +4.7 +4.7 +4.7 +4.7 +4.7 +4.7 +4.7 +4.7 +4.7 +4.7 +4.8   +4.7

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Portland, Maine vs Thunder Bay, On Discussion

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