Vs > Porto-Nacional
| Vientiane vs Porto-Nacional Climate & Distance Between | |
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- The distance between Vientiane, Laos and Porto-Nacional, Brazil is approximately 16,809 km or 10,445 mi.
- To reach Vientiane in this distance one would set out from Porto-Nacional bearing 72.1° or ENE and follow the great circles arc to approach Vientiane bearing 100.6° or E .
- Both have a tropical wet and dry/ savanna climate with dry winters (Aw).
- Both are in or near the subtropical moist forest biome.
- The mean annual temperature is 0.2 °C (0.4°F) cooler.
- Average monthly temperatures vary by 4.2 °C (7.6°F) more in Vientiane. The continentality subtype is truly hyperoceanic as opposed to extremely hyperoceanic.
- Total annual precipitation averages 19.2 mm (0.8 in) less which is equivalent to 19.2 l/m² (0.47 US gal/ft²) or 192,000 l/ha (20,526 US gal/ac) less. About 1 as much.
- There are 192 fewer hours of sunlight per year in Vientiane. In whichever way circa 0h 30' less per day or about 1 as many.
- The altitude of the sun at midday is overall 2.3° lower in Vientiane than in Porto-Nacional.
- Relative humidity levels are 3.4% higher.
- The mean dew point temperature is 0.7°C (1.2°F) higher.
Climate Comparison Table
The table shows values for Vientiane relative to Porto-Nacional. You can also view this comparison the other way around from the perspective of Porto-Nacional vs Vientiane.
| |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
| Average Max Temperature °C ( °F) |
-8 (-14) |
-8 (-15) |
+-4 (-7) |
+-3 (-6) |
+-4 (-8) |
+-5 (-9) |
+-6 (-10) |
+-6 (-12) |
-8 (-15) |
-6 (-11) |
-8 (-15) |
-9 (-16) |
|
-6 (-12) |
| Average Temperature °C ( °F) |
-4 (-7) |
-2 (-3) |
+1 (+2) |
+3 (+5) |
+2 (+3) |
+2 (+4) |
+2 (+4) |
+0 (+0) |
-1 (-2) |
0 (-1) |
-2 (-3) |
-4 (-7) |
|
0 (0) |
| Average Min Temperature °C ( °F) |
-5 (-9) |
-4 (-7) |
-3 (-5) |
+2 (+3) |
+4 (+7) |
+6 (+11) |
+7 (+12) |
+6 (+10) |
+3 (+5) |
+1 (+1) |
-3 (-5) |
-5 (-9) |
|
+1 (+1) |
| Average Precipitation mm (in) |
-235 (-9) |
-255 (-10) |
-236 (-9) |
-63 (-2) |
+217 (+9) |
+266 (+10) |
+260 (+10) |
+315 (+12) |
+243 (+10) |
-96 (-4) |
-209 (-8) |
-227 (-9) |
|
-19 (-1) |
| Number of Precipitation Days (% chance of precip. on a day ) |
-18 ( -58) |
-18 ( -64) |
-16 ( -52) |
-4 ( -13) |
+12 (+39) |
+19 (+63) |
+17 (+55) |
+18 (+58) |
+10 (+33) |
-6 ( -19) |
-15 ( -50) |
-19 ( -61) |
|
-20 ( -6) |
| Average Sunlight Hours/ Day |
+2h 00' |
+2h 43' |
+1h 50' |
+0h 28' |
-2h 29' |
-5h 46' |
-4h 48' |
-5h 19' |
-2h 10' |
+1h 36' |
+2h 54' |
+2h 54' |
|
-0h 30' |
| Average Daylight Hours & Minutes/ Day |
-1h 30' |
-0h 56' |
-0h 10' |
+0h 38' |
+1h 19' |
+1h 40' |
+1h 31' |
+0h 56' |
+0h 08' |
-0h 40' |
-1h 20' |
-1h 40' |
|
0h 00' |
| Sun altitude at solar noon on the 21st day (°) |
-28.5 |
-25.3 |
-6.6 |
+16.6 |
+28.6 |
+28.6 |
+28.2 |
+16.8 |
-5.9 |
-25.1 |
-28.1 |
-28.7 |
| -2.3 |
| Relative Humidity (%) |
-13 |
-16 |
-18 |
-11 |
+6 |
+18 |
+26 |
+34 |
+27 |
+4 |
-7 |
-10 |
|
+3.3 |
| Average Dew Point Temperature °C & (°F) |
-6.4 (-12) |
-4.9 (-9) |
-2.9 (-5) |
+0 (+0) |
+2.7 (+5) |
+6.1 (+11) |
+8.1 (+15) |
+8.6 (+15) |
+5.5 (+10) |
+0.5 (+1) |
-3.4 (-6) |
-6.1 (-11) |
|
+0.7 (+1) |
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Vientiane vs Porto-Nacional Discussion
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