Vs > Vientiane
| Johannesburg vs Vientiane Climate & Distance Between | |
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- The distance between Johannesburg, South Africa and Vientiane, Laos is approximately 9,403 km or 5,843 mi.
- To reach Johannesburg in this distance one would set out from Vientiane bearing 240.3° or WSW and follow the great circles arc to approach Johannesburg bearing 246.9° or WSW .
- Johannesburg has a mid-latitude cool steppe climate (BSk) whereas Vientiane has a tropical wet and dry/ savanna climate with dry winters (Aw).
- Johannesburg is in or near the warm temperate dry forest biome whereas Vientiane is in or near the subtropical moist forest biome.
- The mean annual temperature is 9.7 °C (17.4°F) cooler.
- Average monthly temperatures vary by 3.2 °C (5.8°F) more in Johannesburg. The continentality subtype is barely hyperoceanic as opposed to truly hyperoceanic.
- Total annual precipitation averages 1105.7 mm (43.5 in) less which is equivalent to 1105.7 l/m² (27.14 US gal/ft²) or 11,057,000 l/ha (1,182,067 US gal/ac) less. About 1/3 as much.
- There are 762 more hours of sunlight per year in Johannesburg. In whichever way circa 2h 04' more per day or about 1 1/3 as many.
- The altitude of the sun at midday is overall 7.3° lower in Johannesburg than in Vientiane.
- Relative humidity levels are 16% lower.
- The mean dew point temperature is 13°C (23.3°F) lower.
Climate Comparison Table
The table shows values for Johannesburg relative to Vientiane. You can also view this comparison the other way around from the perspective of Vientiane vs Johannesburg.
| |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
| Average Max Temperature °C ( °F) |
3 (+5) |
1 (+1) |
-3 (-6) |
-7 (-13) |
-10 (-17) |
-11 (-20) |
-11 (-20) |
-8 (-14) |
-5 (-8) |
-2 (-3) |
1 (+2) |
4 (+7) |
|
-4 (-7) |
| Average Temperature °C ( °F) |
-1 (-2) |
-5 (-8) |
-8 (-15) |
-13 (-23) |
-15 (-27) |
-17 (-31) |
-17 (-31) |
-14 (-26) |
-11 (-20) |
-8 (-14) |
-5 (-10) |
-2 (-3) |
|
-10 (-17) |
| Average Min Temperature °C ( °F) |
-2 (-3) |
-5 (-9) |
-9 (-15) |
-14 (-25) |
-19 (-33) |
-21 (-38) |
-21 (-37) |
-19 (-34) |
-15 (-27) |
-11 (-20) |
-6 (-11) |
-3 (-6) |
|
-12 (-21) |
| Average Precipitation mm (in) |
+119 (+5) |
+82 (+3) |
+54 (+2) |
-31 (-1) |
-242 (-10) |
-264 (-10) |
-262 (-10) |
-317 (-12) |
-268 (-11) |
-80 (-3) |
+1 (+0) |
+100 (+4) |
|
-1106 (-44) |
| Number of Precipitation Days (% chance of precip. on a day ) |
+13 (+42) |
+10 (+35) |
+8 (+26) |
-2 ( -7) |
-12 ( -39) |
-18 ( -60) |
-15 ( -48) |
-17 ( -55) |
-11 ( -37) |
+3 (+10) |
+11 (+37) |
+15 (+48) |
|
-15 ( -4) |
| Average Sunlight Hours/ Day |
+0h 29' |
+0h 25' |
+0h 30' |
+1h 00' |
+2h 42' |
+5h 00' |
+4h 00' |
+4h 54' |
+3h 24' |
+0h 48' |
+0h 54' |
+0h 48' |
|
+2h 04' |
| Average Daylight Hours & Minutes/ Day |
+2h 23' |
+1h 29' |
+0h 16' |
-1h 01' |
-2h 07' |
-2h 39' |
-2h 25' |
-1h 29' |
-0h 14' |
+1h 04' |
+2h 08' |
+2h 39' |
|
0h 00' |
| Sun altitude at solar noon on the 21st day (°) |
+31.2 |
+12.7 |
-8.7 |
-31.9 |
-43.9 |
-44.1 |
-43.7 |
-32.3 |
-9.5 |
+13.1 |
+31 |
+38.6 |
| -7.3 |
| Relative Humidity (%) |
-2 |
+3 |
+4 |
-5 |
-21 |
-29 |
-30 |
-37 |
-36 |
-23 |
-11 |
-5 |
|
-16 |
| Average Dew Point Temperature °C & (°F) |
-1.6 (-3) |
-3.6 (-6) |
-6.9 (-12) |
-13.1 (-24) |
-19.3 (-35) |
-23 (-41) |
-23 (-41) |
-22.3 (-40) |
-19.2 (-35) |
-13 (-23) |
-7.6 (-14) |
-2.8 (-5) |
|
-13 (-23) |
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Johannesburg vs Vientiane Discussion
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