Vs > Portland, Maine
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N’Djamena vs Portland, Maine Climate & Distance Between

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  • The distance between N’Djamena, Chad and Portland, Maine, Usa is approximately 8,709 km or 5,412 mi.
  • To reach N’Djamena in this distance one would set out from Portland, Maine bearing 84.3° or E and follow the great circles arc to approach N’Djamena bearing 132.6° or SE .
  • N’Djamena has a subtropical hot steppe climate (BSh) whereas Portland, Maine has a warm summer continental/ hemiboreal climate with no dry season (Dfb).
  • N’Djamena is in or near the tropical very dry forest biome whereas Portland, Maine is in or near the cool temperate wet forest biome.
  • The average annual temperature is 20.9 °C (37.6°F) warmer.
  • Average monthly temperatures vary by 17 °C (30.6°F) less in N’Djamena. The continentality subtype is barely hyperoceanic as opposed to subcontinental.
  • Total annual precipitation averages 616.5 mm (24.3 in) less which is equivalent to 616.5 l/m² (15.13 US gal/ft²) or 6,165,000 l/ha (659,079 US gal/ac) less. About 4/9 as much.
  • There are 545 more hours of sunlight per year in N’Djamena. In whichever way circa 1h 30' more per day or about 1 1/5 as many.
  • The altitude of the sun at midday is overall 26.5° higher in N’Djamena than in Portland, Maine.
  • Relative humidity levels are 17.4% lower.
  • The mean dew point temperature is 12.9°C (23.2°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +33 (+60) +35 (+62) +34 (+60) +30 (+53) +23 (+41) +15 (+26) +8 (+14) +6 (+12) +13 (+23) +22 (+40) +28 (+50) +32 (+57) +23 (+41)
average temperature iconAverage Temperature °C ( °F) +30 (+53) +31 (+55) +29 (+53) +27 (+48) +21 (+38) +14 (+25) +8 (+14) +7 (+13) +13 (+24) +20 (+36) +23 (+42) +27 (+49) +21 (+38)
minimum temperature iconAverage Min Temperature °C ( °F) +26 (+46) +27 (+48) +25 (+45) +24 (+42) +20 (+35) +14 (+24) +9 (+15) +9 (+15) +13 (+24) +18 (+33) +19 (+34) +23 (+41) +19 (+34)
rainfall iconAverage Precipitation mm (in) -90 (-4) -85 (-3) -93 (-4) -93 (-4) -66 (-3) -37 (-1) +66 (+3) +102 (+4) +6 (+0) -79 (-3) -131 (-5) -116 (-5) -617 (-24)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -12 ( -39) -11 ( -39) -11.5 ( -37) -11 ( -37) -9 ( -29) -3 ( -10) +5 (+16) +8 (+26) +1 (+3) -7 ( -23) -10.5 ( -35) -10.5 ( -34)   -71.5 ( -20)
sunshine iconAverage Sunlight Hours/ Day +5h 00' +4h 14' +2h 19' +1h 48' +0h 23' -1h 28' -3h 34' -3h 29' -0h 30' +2h 42' +5h 20' +5h 21'   +1h 30'
daylight iconAverage Daylight Hours & Minutes/ Day +2h 13' +1h 22' +0h 14' -0h 56' -1h 57' -2h 29' -2h 15' -1h 22' -0h 12' +0h 58' +1h 59' +2h 29'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +31.4 +31.2 +31.3 +31.2 +15.3 +8.9 +14.9 +30.9 +31.5 +31.4 +31.4 +31.4   +26.5
relative humidity iconRelative Humidity (%) -35 -38 -39 -30 -19 -9 +8 +16 +11 -11 -31 -31   -17.3
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +15.6 (+28) +13.7 (+25) +10.8 (+19) +13.2 (+24) +13.3 (+24) +10.6 (+19) +9.5 (+17) +10.8 (+19) +15.1 (+27) +15.7 (+28) +11.4 (+21) +14.7 (+26) +12.9 (+23)

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N’Djamena vs Portland, Maine Discussion

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