Vs > Port-Gentil
 | Helena, Mt vs Port-Gentil Climate & Distance Between |  |
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- The distance between Helena, Mt, Usa and Port-Gentil, Gabon is approximately 12,355 km or 7,677 mi.
- To reach Helena, Mt in this distance one would set out from Port-Gentil bearing 320.7° or NW
 and follow the great circles arc to approach Helena, Mt bearing 247.1° or WSW .
- Helena, Mt has a mid-latitude cool steppe climate (BSk) whereas Port-Gentil has a tropical wet and dry/ savanna climate with dry winters (Aw).
- The average temperature is 19.4 °C (34.9°F) cooler.
- Average monthly temperatures vary by 23.8 °C (42.8°F) more in Helena, Mt. The continentality subtype is subcontinental as opposed to truly hyperoceanic.
- Total annual precipitation averages 1658.7 mm (65.3 in) less which is equivalent to 1658.7 l/m² (40.71 US gal/ft²) or 16,587,000 l/ha (1,773,260 US gal/ac) less. About 1/7 as much.
- The altitude of the sun at midday is overall 31.2° lower in Helena, Mt than in Port-Gentil.
Climate Comparison Table
The table shows values for Helena, Mt relative to Port-Gentil. You can also view this comparison the other way around from the perspective of Port-Gentil vs Helena, Mt.
| | |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Max Temperature °C ( °F) |
-31 (-55) |
-28 (-50) |
-23 (-42) |
-17 (-30) |
-10 (-19) |
-2 (-4) |
4 (+6) |
1 (+2) |
-7 (-12) |
-14 (-24) |
-23 (-41) |
-29 (-53) |
|
-15 (-27) |
 | Average Temperature °C ( °F) |
-34 (-61) |
-30 (-55) |
-26 (-48) |
-21 (-37) |
-15 (-27) |
-8 (-14) |
-3 (-5) |
-5 (-9) |
-12 (-22) |
-19 (-33) |
-26 (-47) |
-33 (-59) |
|
-19 (-35) |
 | Average Min Temperature °C ( °F) |
-37 (-66) |
-33 (-60) |
-30 (-53) |
-25 (-45) |
-20 (-36) |
-13 (-23) |
-9 (-17) |
-11 (-20) |
-18 (-32) |
-24 (-43) |
-30 (-54) |
-36 (-64) |
|
-24 (-43) |
 | Average Precipitation mm (in) |
-232 (-9) |
-167 (-7) |
-248 (-10) |
-275 (-11) |
-105 (-4) |
+36 (+1) |
+25 (+1) |
+28 (+1) |
-3 (0) |
-165 (-6) |
-340 (-13) |
-212 (-8) |
|
-1659 (-65) |
 | Average Daylight Hours & Minutes/ Day |
-3h 12' |
-1h 58' |
-0h 21' |
+1h 21' |
+2h 50' |
+3h 36' |
+3h 15' |
+1h 58' |
+0h 18' |
-1h 24' |
-2h 52' |
-3h 36' |
|
0h 00' |
 | Sun altitude at solar noon on the 21st day (°) |
-47.1 |
-46.6 |
-44.1 |
-22 |
-5.4 |
+0.9 |
-5.1 |
-21.9 |
-43.9 |
-46.8 |
-47.1 |
-47.3 |
| -31.2 |
There are so many comparison pages. Please post a link to one to help people find them:
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Helena, Mt vs Port-Gentil Discussion
You are welcome to incorporate your thoughts on the differences in climate or other matters such as contrasts in culture, standard of living, demographics etc.
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