Vs > Portland, Oregon
| Roanoke, Virginia vs Portland, Oregon Climate & Distance Between | |
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- The distance between Roanoke, Virginia, Usa and Portland, Oregon, Usa is approximately 3,624 km or 2,252 mi.
- To reach Roanoke, Virginia in this distance one would set out from Portland, Oregon bearing 89.4° or E and follow the great circles arc to approach Roanoke, Virginia bearing 118.4° or ESE .
- Roanoke, Virginia has a humid subtropical climate (Cfa) whereas Portland, Oregon has a Mediterranean warm climate (Csb).
- Both are in or near the warm temperate moist forest biome.
- The mean temperature is 1.2 °C (2.2°F) warmer.
- Average monthly temperatures vary by 6.7 °C (12.1°F) more in Roanoke, Virginia. The continentality subtype is subcontinental as opposed to truly oceanic.
- Total annual precipitation averages 122.7 mm (4.8 in) more which is equivalent to 122.7 l/m² (3.01 US gal/ft²) or 1,227,000 l/ha (131,174 US gal/ac) more. About 1 1/8 as much.
- The altitude of the sun at midday is overall 8.3° higher in Roanoke, Virginia than in Portland, Oregon.
- Relative humidity levels are 19% lower.
- The mean dew point temperature is 3.1°C (5.5°F) lower.
Climate Comparison Table
The table shows values for Roanoke, Virginia relative to Portland, Oregon. You can also view this comparison the other way around from the perspective of Portland, Oregon vs Roanoke, Virginia.
| |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
| Average Max Temperature °C ( °F) |
-1 (-1) |
-2 (-4) |
1 (+2) |
+4 (+7) |
+5 (+9) |
+5 (+9) |
+4 (+6) |
+3 (+5) |
+2 (+4) |
+2 (+4) |
+3 (+5) |
1 (+2) |
|
+2 (+4) |
| Average Temperature °C ( °F) |
-3 (-5) |
-4 (-6) |
0 (-1) |
+3 (+5) |
+4 (+7) |
+4 (+8) |
+4 (+7) |
+3 (+6) |
+2 (+4) |
+1 (+2) |
+1 (+1) |
-1 (-2) |
|
+1 (+2) |
| Average Min Temperature °C ( °F) |
-5 (-9) |
-5 (-9) |
-2 (-3) |
+1 (+3) |
+3 (+6) |
+4 (+7) |
+5 (+8) |
+4 (+7) |
+3 (+5) |
0 (0) |
-1 (-3) |
-3 (-6) |
|
+0 (+1) |
| Average Precipitation mm (in) |
-69 (-3) |
-21 (-1) |
-2 (0) |
+22 (+1) |
+49 (+2) |
+43 (+2) |
+83 (+3) |
+78 (+3) |
+45 (+2) |
+30 (+1) |
-55 (-2) |
-80 (-3) |
|
+123 (+5) |
| Number of Precipitation Days (% chance of precip. on a day ) |
-8 ( -26) |
-7 ( -25) |
-7 ( -23) |
-3 ( -10) |
0 ( 0) |
+1 (+3) |
+9 (+29) |
+7 (+23) |
+2 (+7) |
-6 ( -19) |
-8 ( -27) |
-11 ( -35) |
|
-31 ( -9) |
| Average Daylight Hours & Minutes/ Day |
+0h 48' |
+0h 29' |
+0h 05' |
-0h 19' |
-0h 42' |
-0h 54' |
-0h 49' |
-0h 29' |
-0h 04' |
+0h 20' |
+0h 42' |
+0h 54' |
|
0h 00' |
| Sun altitude at solar noon on the 21st day (°) |
+8.2 |
+8.2 |
+8.3 |
+8.2 |
+8.2 |
+8.3 |
+8.3 |
+8.3 |
+8.3 |
+8.3 |
+8.3 |
+8.3 |
| +8.3 |
| Relative Humidity (%) |
-24 |
-26 |
-24 |
-19 |
-11 |
-12 |
-7 |
-7 |
-11 |
-27 |
-30 |
-30 |
|
-19 |
| Average Dew Point Temperature °C & (°F) |
-6.8 (-12) |
-8.2 (-15) |
-5.7 (-10) |
-2.8 (-5) |
+0.7 (+1) |
+0.9 (+2) |
+1.9 (+3) |
+1.3 (+2) |
-0.6 (-1) |
-5.3 (-10) |
-5.7 (-10) |
-6.6 (-12) |
|
-3.1 (-6) |
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Roanoke, Virginia vs Portland, Oregon 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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