Vs > Rio Negro
 | Helwan vs Rio Negro Climate & Distance Between |  |
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- The distance between Helwan, Egypt and Rio Negro, Brazil is approximately 10,641 km or 6,612 mi.
- To reach Helwan in this distance one would set out from Rio Negro bearing 59.4° or ENE
 and follow the great circles arc to approach Helwan bearing 63.1° or ENE .
- Helwan has a subtropical hot desert climate (BWh) whereas Rio Negro has a subtropical highland climate with no dry season (Cfb).
- Helwan is in or near the subtropical desert biome whereas Rio Negro is in or near the warm temperate moist forest biome.
- The mean annual temperature is 4.7 °C (8.4°F) warmer.
- Average monthly temperatures vary by 6.3 °C (11.3°F) more in Helwan. The continentality subtype is truly oceanic as opposed to barely hyperoceanic.
- Total annual precipitation averages 1401.7 mm (55.2 in) less which is equivalent to 1401.7 l/m² (34.4 US gal/ft²) or 14,017,000 l/ha (1,498,510 US gal/ac) less. About 0 as much.
- The altitude of the sun at midday is overall 3° lower in Helwan than in Rio Negro.
- Relative humidity levels are 28% lower.
- The mean dew point temperature is 2.1°C (3.8°F) lower.
Climate Comparison Table
The table shows values for Helwan relative to Rio Negro. You can also view this comparison the other way around from the perspective of Rio Negro vs Helwan.
| | |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Temperature °C ( °F) |
-7 (-13) |
-6 (-11) |
-2 (-4) |
+5 (+9) |
+11 (+19) |
+14 (+26) |
+15 (+28) |
+14 (+25) |
+11 (+19) |
+7 (+12) |
+1 (+1) |
-5 (-10) |
|
+5 (+8) |
 | Average Precipitation mm (in) |
-148 (-6) |
-168 (-7) |
-146 (-6) |
-66 (-3) |
-97 (-4) |
-93 (-4) |
-80 (-3) |
-88 (-3) |
-118 (-5) |
-145 (-6) |
-105 (-4) |
-149 (-6) |
|
-1402 (-55) |
 | Average Daylight Hours & Minutes/ Day |
-3h 07' |
-1h 56' |
-0h 21' |
+1h 20' |
+2h 46' |
+3h 29' |
+3h 10' |
+1h 57' |
+0h 18' |
-1h 23' |
-2h 48' |
-3h 29' |
|
0h 00' |
 | Sun altitude at solar noon on the 21st day (°) |
-43 |
-24.5 |
-3.1 |
+20.1 |
+36.6 |
+43.1 |
+37 |
+20.3 |
-2.5 |
-25.1 |
-43 |
-50.6 |
| -3 |
 | Relative Humidity (%) |
-19 |
-26 |
-29 |
-40 |
-40 |
-38 |
-29 |
-24 |
-26 |
-25 |
-20 |
-19 |
|
-27.9 |
 | Average Dew Point Temperature °C & (°F) |
-11.1 (-20) |
-11.6 (-21) |
-8.8 (-16) |
-5.4 (-10) |
-0.3 (-1) |
+4.2 (+8) |
+7.9 (+14) |
+7.8 (+14) |
+4.4 (+8) |
+0.7 (+1) |
-4 (-7) |
-9.2 (-17) |
|
-2.1 (-4) |
There are so many comparison pages. Please post a link to one to help people find them:
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Rio Negro vs Inuvik, Nt, Canada
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Rio Negro vs Maracaibo, Venezuela
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Aberdeen, Scotland vs Barnaul
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Helwan vs Rio Negro 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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