Vs > Vientiane
 | Port-Au-Prince vs Vientiane Climate & Distance Between |  |
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- The distance between Port-Au-Prince, Haiti and Vientiane, Laos is approximately 15,937 km or 9,903 mi.
- To reach Port-Au-Prince in this distance one would set out from Vientiane bearing 351.9° or N
and follow the great circles arc to approach Port-Au-Prince bearing 188.1° or S .
- Both have a tropical wet and dry/ savanna climate with dry winters (Aw).
- Port-Au-Prince is in or near the subtropical dry forest biome whereas Vientiane is in or near the subtropical moist forest biome.
- The annual mean temperature is 2.2 °C (4°F) warmer.
- Average monthly temperatures vary by 3.3 °C (5.9°F) less in Port-Au-Prince. The continentality subtype is truly hyperoceanic for both.
- Total annual precipitation averages 295.7 mm (11.6 in) less which is equivalent to 295.7 l/m² (7.26 US gal/ft²) or 2,957,000 l/ha (316,123 US gal/ac) less. About 5/6 as much.
- There are 695 more hours of sunlight per year in Port-Au-Prince. In whichever way circa 1h 54' more per day or about 1 2/7 as many.
- The altitude of the sun at midday is overall 0.2° lower in Port-Au-Prince than in Vientiane.
- Relative humidity levels are 26% lower.
- The mean dew point temperature is 4.7°C (8.5°F) lower.
Climate Comparison Table
The table shows values for Port-Au-Prince relative to Vientiane. You can also view this comparison the other way around from the perspective of Vientiane vs Port-Au-Prince.
| |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Max Temperature °C ( °F) |
+8 (+14) |
+7 (+12) |
+5 (+9) |
4 (+7) |
+4 (+8) |
+7 (+12) |
+7 (+13) |
+7 (+13) |
+7 (+12) |
+6 (+11) |
+8 (+15) |
+9 (+16) |
|
+7 (+12) |
 | Average Temperature °C ( °F) |
+5 (+10) |
+3 (+5) |
+0 (+1) |
-1 (-1) |
+0 (+1) |
+2 (+3) |
+3 (+5) |
+2 (+4) |
+2 (+4) |
+2 (+4) |
+3 (+6) |
+5 (+9) |
|
+2 (+4) |
 | Average Min Temperature °C ( °F) |
+7 (+12) |
+3 (+6) |
+1 (+1) |
-1 (-2) |
-2 (-3) |
-1 (-2) |
+0 (+0) |
-1 (-1) |
0 (0) |
+1 (+2) |
+4 (+7) |
+5 (+9) |
|
+1 (+2) |
 | Average Precipitation mm (in) |
+27 (+1) |
+46 (+2) |
+50 (+2) |
+75 (+3) |
-24 (-1) |
-171 (-7) |
-192 (-8) |
-178 (-7) |
-120 (-5) |
+83 (+3) |
+76 (+3) |
+30 (+1) |
|
-296 (-12) |
 | Number of Precipitation Days (% chance of precip. on a day ) |
+1 (+3) |
+3 (+11) |
+3 (+10) |
+2 (+7) |
-3 ( -10) |
-11 ( -37) |
-10 ( -32) |
-8 ( -26) |
-3 ( -10) |
+6 (+19) |
+5 (+17) |
+3 (+10) |
|
-12 ( -3) |
 | Average Sunlight Hours/ Day |
+1h 15' |
+1h 39' |
+2h 05' |
+1h 46' |
+1h 48' |
+3h 56' |
+3h 56' |
+4h 17' |
+2h 24' |
+0h 11' |
-0h 14' |
-0h 17' |
|
+1h 54' |
 | Average 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 at solar noon on the 21st day (°) |
-0.3 |
-0.3 |
-0.3 |
-0.3 |
+0.4 |
+0.4 |
+0.4 |
-0.6 |
-0.6 |
-0.6 |
-0.5 |
-0.4 |
| -0.2 |
 | Relative Humidity (%) |
-26 |
-24 |
-21 |
-20 |
-24 |
-32 |
-39 |
-35 |
-29 |
-22 |
-18 |
-22 |
|
-26 |
 | Average Dew Point Temperature °C & (°F) |
-2.3 (-4) |
-4.4 (-8) |
-5.7 (-10) |
-6 (-11) |
-5.7 (-10) |
-6.3 (-11) |
-8 (-14) |
-6.6 (-12) |
-5.1 (-9) |
-3.4 (-6) |
-1.5 (-3) |
-1.4 (-3) |
|
-4.7 (-8) |
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Port-Au-Prince vs Vientiane 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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Climate Guides for Locations near Port-Au-Prince
| - Monte Cristi, Dominican Republic - 181.6 kms (112.8 miles) NNE
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- Hondo Valle, Dominican Republic - 78.9 kms (49 miles) ENE
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|
Climate Guides for Locations near Vientiane
- Luang Prabang, Laos - 219.8 kms (136.6 miles) NNW
- Nan/ Muang Nan, Thailand - 210.9 kms (131 miles) WNW
- Lampang, Thailand - 325.5 kms (202.2 miles) W
- Phrae, Thailand - 255 kms (158.5 miles) W
- Uttaradit East, Thailand - 264 kms (164 miles) W
- Loei, Thailand - 104.4 kms (64.9 miles) WSW
- Phitsanulok/ Sarit, Thailand - 274.9 kms (170.8 miles) WSW
- Phetchabun, Thailand - 225.8 kms (140.3 miles) SW
- Chaiyaphum, Thailand - 244.6 kms (152 miles) SSW
- Korat/ Nakhon Ratcha, Thailand - 335.5 kms (208.5 miles) S
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