Vs > Naha, Okinawa
| Portland, Oregon vs Naha, Okinawa Climate & Distance Between | |
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- The distance between Portland, Oregon, Usa and Naha, Okinawa, Japan is approximately 9,345 km or 5,807 mi.
- To reach Portland, Oregon in this distance one would set out from Naha, Okinawa bearing 41.5° or NE and follow the great circles arc to approach Portland, Oregon bearing 121.9° or ESE .
- Portland, Oregon has a Mediterranean warm climate (Csb) whereas Naha, Okinawa has a humid subtropical climate (Cfa).
- The mean annual temperature is 10.4 °C (18.7°F) cooler.
- Average monthly temperatures vary by 3.8 °C (6.8°F) more in Portland, Oregon. The continentality subtype is truly oceanic for both.
- Total annual precipitation averages 1114.9 mm (43.9 in) less which is equivalent to 1114.9 l/m² (27.36 US gal/ft²) or 11,149,000 l/ha (1,191,902 US gal/ac) less. About 4/9 as much.
- There are 113 fewer hours of sunlight per year in Portland, Oregon. In whichever way circa 0h 18' less per day or about 1 as many.
- The altitude of the sun at midday is overall 19.4° lower in Portland, Oregon than in Naha, Okinawa.
- Relative humidity levels are 6.5% lower.
- The mean dew point temperature is 11.5°C (20.7°F) lower.
Climate Comparison Table
The table shows values for Portland, Oregon relative to Naha, Okinawa. You can also view this comparison the other way around from the perspective of Naha, Okinawa vs Portland, Oregon.
| |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
| Average Max Temperature °C ( °F) |
-11 (-20) |
-8 (-15) |
-8 (-14) |
-8 (-14) |
-7 (-13) |
-6 (-10) |
-5 (-8) |
-4 (-7) |
-6 (-11) |
-9 (-17) |
-13 (-23) |
-13 (-23) |
|
-8 (-15) |
| Average Temperature °C ( °F) |
-12 (-21) |
-10 (-18) |
-10 (-17) |
-11 (-19) |
-10 (-18) |
-9 (-16) |
-8 (-15) |
-8 (-14) |
-10 (-18) |
-12 (-22) |
-14 (-24) |
-13 (-24) |
|
-10 (-19) |
| Average Min Temperature °C ( °F) |
-13 (-23) |
-12 (-21) |
-12 (-21) |
-13 (-24) |
-13 (-24) |
-13 (-23) |
-13 (-23) |
-12 (-22) |
-14 (-25) |
-15 (-27) |
-15 (-27) |
-14 (-25) |
|
-13 (-24) |
| Average Precipitation mm (in) |
+23 (+1) |
-8 (0) |
-72 (-3) |
-91 (-4) |
-191 (-8) |
-215 (-8) |
-174 (-7) |
-231 (-9) |
-124 (-5) |
-83 (-3) |
+19 (+1) |
+33 (+1) |
|
-1115 (-44) |
| Number of Precipitation Days (% chance of precip. on a day ) |
+5 (+16) |
+2 (+7) |
+5 (+16) |
0 ( 0) |
-4 ( -13) |
-4 ( -13) |
-6 ( -19) |
-11 ( -35) |
-5 ( -17) |
+3 (+10) |
+5 (+17) |
+9 (+29) |
|
-1 ( 0) |
| Average Sunlight Hours/ Day |
-1h 44' |
-0h 29' |
-0h 11' |
+1h 10' |
+1h 38' |
+0h 14' |
+1h 27' |
+0h 23' |
-0h 20' |
-1h 42' |
-1h 58' |
-2h 09' |
|
-0h 18' |
| Average Daylight Hours & Minutes/ Day |
-1h 37' |
-0h 59' |
-0h 10' |
+0h 40' |
+1h 25' |
+1h 49' |
+1h 38' |
+0h 59' |
+0h 09' |
-0h 42' |
-1h 26' |
-1h 49' |
|
0h 00' |
| Sun altitude at solar noon on the 21st day (°) |
-19.2 |
-19 |
-19.1 |
-19.1 |
-19.2 |
-19.4 |
-19.4 |
-19.6 |
-19.6 |
-19.6 |
-19.5 |
-19.4 |
| -19.4 |
| Relative Humidity (%) |
+10 |
+5 |
-3 |
-15 |
-21 |
-23 |
-22 |
-20 |
-14 |
+3 |
+9 |
+13 |
|
-6.5 |
| Average Dew Point Temperature °C & (°F) |
-9.4 (-17) |
-8.5 (-15) |
-9.9 (-18) |
-13.2 (-24) |
-14 (-25) |
-13.4 (-24) |
-12.9 (-23) |
-12 (-22) |
-12.4 (-22) |
-10.9 (-20) |
-11.3 (-20) |
-10.4 (-19) |
|
-11.5 (-21) |
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Portland, Oregon vs Naha, Okinawa Discussion
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