Vs > Rapid City, South Dakota
 | Perth, Western Australia vs Rapid City, South Dakota Climate & Distance Between |  |
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- The distance between Perth, Western Australia, Australia and Rapid City, South Dakota, Usa is approximately 16,365 km or 10,169 mi.
- To reach Perth, Western Australia in this distance one would set out from Rapid City, South Dakota bearing 278.2° or W
 and follow the great circles arc to approach Perth, Western Australia bearing 236.9° or WSW .
- Perth, Western Australia has a Mediterranean hot climate (Csa) whereas Rapid City, South Dakota has a hot summer continental climate with no dry season (Dfa).
- Perth, Western Australia is in or near the subtropical dry forest biome whereas Rapid City, South Dakota is in or near the cool temperate steppe biome.
- The annual mean temperature is 10.3 °C (18.5°F) warmer.
- Average monthly temperatures vary by 15.9 °C (28.6°F) less in Perth, Western Australia. The continentality subtype is truly oceanic as opposed to subcontinental.
- Total annual precipitation averages 315.9 mm (12.4 in) more which is equivalent to 315.9 l/m² (7.75 US gal/ft²) or 3,159,000 l/ha (337,718 US gal/ac) more. About 1 2/3 as much.
- There are 174 more hours of sunlight per year in Perth, Western Australia. In whichever way circa 0h 29' more per day or about 1 as many.
- The altitude of the sun at midday is overall 11.4° higher in Perth, Western Australia than in Rapid City, South Dakota.
- Relative humidity levels are 2.5% higher.
- The mean dew point temperature is 9.9°C (17.8°F) higher.
Climate Comparison Table
| | |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Max Temperature °C ( °F) |
+30 (+54) |
+28 (+51) |
+22 (+39) |
+11 (+20) |
+2 (+3) |
-7 (-12) |
-12 (-22) |
-11 (-19) |
-3 (-5) |
+5 (+9) |
+17 (+31) |
+26 (+47) |
|
+9 (+16) |
 | Average Temperature °C ( °F) |
+30 (+53) |
+28 (+50) |
+22 (+39) |
+12 (+22) |
+3 (+5) |
-4 (-8) |
-10 (-17) |
-8 (-14) |
0 (-1) |
+7 (+13) |
+18 (+32) |
+26 (+47) |
|
+10 (+18) |
 | Average Min Temperature °C ( °F) |
+29 (+53) |
+28 (+50) |
+22 (+40) |
+13 (+24) |
+4 (+8) |
-2 (-4) |
-7 (-13) |
-5 (-9) |
+2 (+4) |
+9 (+16) |
+18 (+33) |
+26 (+46) |
|
+12 (+21) |
 | Average Precipitation mm (in) |
+1 (+0) |
+2 (+0) |
-9 (0) |
-6 (0) |
+23 (+1) |
+84 (+3) |
+93 (+4) |
+60 (+2) |
+40 (+2) |
+18 (+1) |
+11 (+0) |
-1 (0) |
|
+316 (+12) |
 | Number of Precipitation Days (% chance of precip. on a day ) |
-3 ( -10) |
-3 ( -11) |
-4 ( -13) |
-1 ( -3) |
+3 (+10) |
+5 (+17) |
+10 (+32) |
+11 (+35) |
+9 (+30) |
+7 (+23) |
+2 (+7) |
0 ( 0) |
|
+36 (+10) |
 | Average Sunlight Hours/ Day |
+5h 46' |
+4h 42' |
+2h 03' |
-0h 14' |
-2h 27' |
-4h 44' |
-5h 21' |
-3h 21' |
-1h 32' |
+1h 03' |
+4h 22' |
+5h 38' |
|
+0h 29' |
 | Average Daylight Hours & Minutes/ Day |
+4h 43' |
+2h 55' |
+0h 32' |
-2h 01' |
-4h 11' |
-5h 17' |
-4h 48' |
-2h 56' |
-0h 27' |
+2h 05' |
+4h 14' |
+5h 17' |
|
0h 00' |
 | Sun altitude at solar noon on the 21st day (°) |
+51.6 |
+32.9 |
+11.5 |
-11.7 |
-28.3 |
-34.7 |
-28.7 |
-12 |
+10.9 |
+33.4 |
+51.6 |
+59 |
| +11.4 |
 | Relative Humidity (%) |
-18 |
-18 |
-13 |
-1 |
+10 |
+12 |
+22 |
+22 |
+18 |
+12 |
-4 |
-12 |
|
+2.5 |
 | Average Dew Point Temperature °C & (°F) |
+21.8 (+39) |
+20.3 (+37) |
+16.1 (+29) |
+10.4 (+19) |
+5.4 (+10) |
-1 (-2) |
-2.6 (-5) |
-0.6 (-1) |
+4.9 (+9) |
+9.7 (+17) |
+14.4 (+26) |
+20.1 (+36) |
|
+9.9 (+18) |
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Perth, Western Australia vs Rapid City, South Dakota Discussion
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