Vs > Portland, Maine
 | Hachijojima vs Portland, Maine Climate & Distance Between |  |
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- The distance between Hachijojima, Japan and Portland, Maine, Usa is approximately 10,948 km or 6,803 mi.
- To reach Hachijojima in this distance one would set out from Portland, Maine bearing 334.9° or NNW
 and follow the great circles arc to approach Hachijojima bearing 201.5° or SSW .
- Hachijojima has a humid subtropical climate (Cfa) whereas Portland, Maine has a warm summer continental/ hemiboreal climate with no dry season (Dfb).
- The annual mean temperature is 10.7 °C (19.3°F) warmer.
- Average monthly temperatures vary by 10.2 °C (18.4°F) less in Hachijojima. The continentality subtype is truly oceanic as opposed to subcontinental.
- Total annual precipitation averages 1947.1 mm (76.7 in) more which is equivalent to 1947.1 l/m² (47.79 US gal/ft²) or 19,471,000 l/ha (2,081,579 US gal/ac) more. About 2 3/4 as much.
- The altitude of the sun at midday is overall 10.5° higher in Hachijojima than in Portland, Maine.
- Relative humidity levels are 15.4% higher.
- The mean dew point temperature is 13.2°C (23.8°F) higher.
Climate Comparison Table
The table shows values for Hachijojima relative to Portland, Maine. You can also view this comparison the other way around from the perspective of Portland, Maine vs Hachijojima.
| | |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Max Temperature °C ( °F) |
+14 (+25) |
+13 (+23) |
+10 (+18) |
+8 (+14) |
+5 (+8) |
+2 (+3) |
+2 (+3) |
+4 (+7) |
+7 (+12) |
+9 (+16) |
+12 (+21) |
+14 (+25) |
|
+8 (+15) |
 | Average Temperature °C ( °F) |
+16 (+30) |
+15 (+27) |
+12 (+21) |
+10 (+18) |
+7 (+13) |
+5 (+9) |
+5 (+9) |
+7 (+12) |
+10 (+17) |
+12 (+21) |
+13 (+24) |
+16 (+29) |
|
+11 (+19) |
 | Average Min Temperature °C ( °F) |
+19 (+34) |
+18 (+32) |
+14 (+24) |
+12 (+22) |
+10 (+18) |
+9 (+15) |
+9 (+15) |
+10 (+19) |
+13 (+24) |
+15 (+26) |
+15 (+28) |
+18 (+32) |
|
+13 (+24) |
 | Average Precipitation mm (in) |
+86 (+3) |
+95 (+4) |
+164 (+6) |
+135 (+5) |
+157 (+6) |
+263 (+10) |
+111 (+4) |
+131 (+5) |
+266 (+10) |
+358 (+14) |
+124 (+5) |
+58 (+2) |
|
+1947 (+77) |
 | Average Daylight Hours & Minutes/ Day |
+0h 55' |
+0h 33' |
+0h 06' |
-0h 23' |
-0h 48' |
-1h 02' |
-0h 56' |
-0h 33' |
-0h 05' |
+0h 23' |
+0h 49' |
+1h 02' |
|
0h 00' |
 | Sun altitude at solar noon on the 21st day (°) |
+10.4 |
+10.2 |
+10.3 |
+10.3 |
+10.4 |
+10.5 |
+10.6 |
+10.7 |
+10.7 |
+10.7 |
+10.6 |
+10.5 |
| +10.5 |
 | Relative Humidity (%) |
+1 |
+6 |
+10 |
+17 |
+22 |
+26 |
+28 |
+25 |
+21 |
+16 |
+8 |
+5 |
|
+15.4 |
 | Average Dew Point Temperature °C & (°F) |
+15.2 (+27) |
+14.9 (+27) |
+12.5 (+23) |
+13 (+23) |
+11.9 (+21) |
+10.4 (+19) |
+10.7 (+19) |
+12.2 (+22) |
+13.9 (+25) |
+14.5 (+26) |
+14.2 (+26) |
+15.5 (+28) |
|
+13.2 (+24) |
There are so many comparison pages. Please post a link to one to help people find them:
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Hachijojima vs Vancouver, Wa, Usa
Hachijojima vs Guasdualito, Venezuela
Hachijojima vs Tateno, Japan
Portland, Maine vs Midelt, Morocco
Portland, Maine vs Wakefield, Ne, Usa
Portland, Maine vs Mukteswar/ Kumaon, India
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Hachijojima vs Portland, Maine Discussion
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