Vs > Washington, District Of Columbia
 | Helgoland vs Washington, District Of Columbia Climate & Distance Between |  |
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- The distance between Helgoland, Germany and Washington, District Of Columbia, Usa is approximately 6,305 km or 3,918 mi.
- To reach Helgoland in this distance one would set out from Washington, District Of Columbia bearing 44.2° or NE
 and follow the great circles arc to approach Helgoland bearing 111.9° or ESE .
- Helgoland has a marine west coast climate (Cfb) whereas Washington, District Of Columbia has a humid subtropical climate (Cfa).
- The mean temperature is 5.7 °C (10.2°F) cooler.
- Average monthly temperatures vary by 9.8 °C (17.6°F) less in Helgoland. The continentality subtype is truly oceanic as opposed to subcontinental.
- Total annual precipitation averages 250.1 mm (9.8 in) less which is equivalent to 250.1 l/m² (6.14 US gal/ft²) or 2,501,000 l/ha (267,373 US gal/ac) less. About 3/4 as much.
- There are 943 fewer hours of sunlight per year in Helgoland. In whichever way circa 2h 35' less per day or about 2/3 as many.
- The altitude of the sun at midday is overall 15.4° lower in Helgoland than in Washington, District Of Columbia.
- Relative humidity levels are 30.2% higher.
- The mean dew point temperature is 1°C (1.8°F) higher.
Climate Comparison Table
| | |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Max Temperature °C ( °F) |
+-3 (-5) |
-5 (-8) |
-9 (-15) |
-11 (-20) |
-12 (-21) |
-12 (-22) |
-12 (-22) |
-12 (-21) |
-10 (-17) |
-9 (-15) |
-7 (-12) |
-3 (-6) |
|
-9 (-15) |
 | Average Temperature °C ( °F) |
+0 (+0) |
-2 (-3) |
-5 (-10) |
-8 (-14) |
-9 (-15) |
-10 (-17) |
-10 (-18) |
-9 (-16) |
-7 (-12) |
-5 (-9) |
-3 (-6) |
-1 (-1) |
|
-6 (-10) |
 | Average Min Temperature °C ( °F) |
+3 (+5) |
+2 (+3) |
-2 (-4) |
-4 (-7) |
-6 (-10) |
-7 (-13) |
-8 (-14) |
-6 (-11) |
-4 (-7) |
-1 (-2) |
0 (0) |
+2 (+4) |
|
-3 (-5) |
 | Average Precipitation mm (in) |
-11 (0) |
-25 (-1) |
-43 (-2) |
-29 (-1) |
-57 (-2) |
-45 (-2) |
-18 (-1) |
-16 (-1) |
+1 (+0) |
+23 (+1) |
-8 (0) |
-23 (-1) |
|
-250 (-10) |
 | Number of Precipitation Days (% chance of precip. on a day ) |
+9 (+29) |
+7 (+25) |
+2 (+6) |
+5 (+17) |
0 ( 0) |
+2 (+7) |
+4 (+13) |
+5 (+16) |
+7 (+23) |
+11 (+35) |
+10 (+33) |
+9 (+29) |
|
+71 (+19) |
 | Average Sunlight Hours/ Day |
-3h 21' |
-3h 09' |
-2h 19' |
-1h 06' |
-0h 44' |
-1h 54' |
-2h 17' |
-1h 27' |
-2h 50' |
-3h 48' |
-4h 30' |
-3h 34' |
|
-2h 35' |
 | Average Daylight Hours & Minutes/ Day |
-1h 52' |
-1h 06' |
-0h 11' |
+0h 45' |
+1h 37' |
+2h 08' |
+1h 54' |
+1h 06' |
+0h 10' |
-0h 46' |
-1h 39' |
-2h 08' |
|
0h 00' |
 | Sun altitude at solar noon on the 21st day (°) |
-15.3 |
-15.4 |
-15.4 |
-15.4 |
-15.4 |
-15.3 |
-15.3 |
-15.2 |
-15.2 |
-15.2 |
-15.2 |
-15.2 |
| -15.4 |
 | Relative Humidity (%) |
+31 |
+36 |
+36 |
+37 |
+26 |
+26 |
+27 |
+24 |
+24 |
+28 |
+34 |
+34 |
|
+30.3 |
 | Average Dew Point Temperature °C & (°F) |
+5.2 (+9) |
+4.9 (+9) |
+2.2 (+4) |
+1.1 (+2) |
-2.1 (-4) |
-3 (-5) |
-3.3 (-6) |
-2.8 (-5) |
-1 (-2) |
+1.5 (+3) |
+3.8 (+7) |
+5.6 (+10) |
|
+1 (+2) |
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Helgoland vs Washington, District Of Columbia Discussion
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