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Den Helder vs Seattle, Washington Climate & Distance Between

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  • The distance between Den Helder, Netherlands and Seattle, Washington, Usa is approximately 7,765 km or 4,826 mi.
  • To reach Den Helder in this distance one would set out from Seattle, Washington bearing 30.8° or NNE and follow the great circles arc to approach Den Helder bearing 145° or SE .
  • Den Helder has a marine west coast climate (Cfb) whereas Seattle, Washington has a Mediterranean warm climate (Csb).
  • Den Helder is in or near the cool temperate moist forest biome whereas Seattle, Washington is in or near the cool temperate wet forest biome.
  • The average annual temperature is 1.8 °C (3.3°F) cooler.
  • Average monthly temperatures vary by 2 °C (3.6°F) more in Den Helder. The continentality subtype is truly oceanic for both.
  • Total annual precipitation averages 259.4 mm (10.2 in) less which is equivalent to 259.4 l/m² (6.37 US gal/ft²) or 2,594,000 l/ha (277,316 US gal/ac) less. About 3/4 as much.
  • There are 393 fewer hours of sunlight per year in Den Helder. In whichever way circa 1h 04' less per day or about 4/5 as many.
  • The altitude of the sun at midday is overall 5.3° lower in Den Helder than in Seattle, Washington.
  • Relative humidity levels are 7.3% higher.
  • The mean dew point temperature is 0.3°C (0.5°F) lower.

Climate Comparison Table

The table shows values for Den Helder relative to Seattle, Washington. You can also view this comparison the other way around from the perspective of Seattle, Washington vs Den Helder.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -3 (-5) -6 (-11) -5 (-9) -5 (-8) -4 (-7) -3 (-5) -3 (-6) -3 (-6) -2 (-4) -2 (-3) -2 (-3) -2 (-3) -3 (-6)
average temperature iconAverage Temperature °C ( °F) -2 (-4) -5 (-9) -4 (-6) -3 (-5) -2 (-3) -1 (-2) -2 (-3) -1 (-2) -1 (-1) 0 (-1) -1 (-2) -1 (-2) -2 (-3)
minimum temperature iconAverage Min Temperature °C ( °F) -1 (-3) -3 (-6) -2 (-4) -1 (-2) +0 (+0) +0 (+0) +0 (+1) +1 (+2) +1 (+3) +1 (+1) 0 (0) -1 (-1) 0 (-1)
rainfall iconAverage Precipitation mm (in) -71 (-3) -56 (-2) -57 (-2) -24 (-1) -10 (0) -3 (0) +42 (+2) +40 (+2) +25 (+1) +6 (+0) -65 (-3) -87 (-3) -259 (-10)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +2 (+6) +3 (+11) +1 (+3) +3 (+10) +2 (+6) +3 (+10) +10 (+32) +10 (+32) +10 (+33) +6 (+19) +4 (+13) +3 (+10)   +57 (+16)
sunshine iconAverage Sunlight Hours/ Day -0h 15' -0h 55' -1h 11' -0h 54' -0h 17' +0h 04' -3h 15' -1h 30' -1h 34' -1h 07' -1h 14' -0h 40'   -1h 04'
daylight iconAverage Daylight Hours & Minutes/ Day -0h 45' -0h 26' -0h 04' +0h 17' +0h 39' +0h 52' +0h 46' +0h 26' +0h 04' -0h 18' -0h 40' -0h 52'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (¬°) -5.4 -5.5 -5.5 -5.4 -5.4 -5.3 -5.3 -5.2 -5.2 -5.2 -5.2 -5.3   -5.3
relative humidity iconRelative Humidity (%) +6 +6 +9 +14 +13 +12 +13 +6 +3 -1 +2 +4   +7.3
dewpoint temperature iconAverage Dew Point Temperature ¬°C & (¬°F) -1.1 (-2) -3.5 (-6) -1.8 (-3) +0.4 (+1) +1 (+2) +1.4 (+3) +1.5 (+3) +0.1 (+0) +0.2 (+0) -0.6 (-1) -0.6 (-1) -0.6 (-1) -0.3 (-1)

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Den Helder vs Seattle, Washington Discussion

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