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Riga vs Kumejima Climate & Distance Between

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  • The distance between Riga, Latvia and Kumejima, Japan is approximately 8,311 km or 5,165 mi.
  • To reach Riga in this distance one would set out from Kumejima bearing 326.5° or NNW and follow the great circles arc to approach Riga bearing 244.9° or WSW .
  • Riga has a warm summer continental/ hemiboreal climate with no dry season (Dfb) whereas Kumejima has a humid subtropical climate (Cfa).
  • The average annual temperature is 16.2 °C (29.2°F) cooler.
  • Average monthly temperatures vary by 9.1 °C (16.4°F) more in Riga. The continentality subtype is subcontinental as opposed to truly oceanic.
  • Total annual precipitation averages 1540.6 mm (60.7 in) less which is equivalent to 1540.6 l/m² (37.81 US gal/ft²) or 15,406,000 l/ha (1,647,004 US gal/ac) less. About 2/7 as much.
  • The altitude of the sun at midday is overall 30.5° lower in Riga than in Kumejima.
  • Relative humidity levels are 3.1% higher.
  • The mean dew point temperature is 15.1°C (27.1°F) lower.

Climate Comparison Table

The table shows values for Riga relative to Kumejima. You can also view this comparison the other way around from the perspective of Kumejima vs Riga.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -21 (-37) -21 (-38) -19 (-34) -15 (-27) -10 (-19) -10 (-17) -9 (-16) -10 (-18) -14 (-25) -17 (-31) -20 (-36) -21 (-37) -15 (-28)
average temperature iconAverage Temperature °C ( °F) -21 (-37) -21 (-37) -19 (-34) -16 (-29) -12 (-22) -11 (-19) -12 (-21) -12 (-21) -15 (-27) -17 (-31) -19 (-35) -20 (-37) -16 (-29)
minimum temperature iconAverage Min Temperature °C ( °F) -21 (-38) -22 (-39) -20 (-37) -18 (-32) -16 (-30) -15 (-27) -14 (-25) -14 (-26) -16 (-29) -19 (-34) -20 (-36) -20 (-37) -18 (-32)
rainfall iconAverage Precipitation mm (in) -116 (-5) -113 (-4) -143 (-6) -143 (-6) -252 (-10) -208 (-8) -83 (-3) -122 (-5) -87 (-3) -113 (-4) -82 (-3) -81 (-3) -1541 (-61)
daylight iconAverage Daylight Hours & Minutes/ Day -3h 20' -1h 58' -0h 21' +1h 20' +2h 54' +3h 49' +3h 24' +1h 58' +0h 18' -1h 23' -2h 57' -3h 49'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day () -30.5 -30.4 -30.4 -30.5 -30.5 -30.6 -30.5 -30.6 -30.7 -30.6 -30.6 -30.6   -30.5
relative humidity iconRelative Humidity (%) +15 +11 +2 -4 -12 -12 -6 -2 +3 +10 +15 +18   +3.2
dewpoint temperature iconAverage Dew Point Temperature C & (F) -17 (-31) -17.6 (-32) -17.3 (-31) -16.3 (-29) -14.4 (-26) -12.9 (-23) -12.4 (-22) -12 (-22) -14.1 (-25) -14.6 (-26) -16 (-29) -16.2 (-29) -15.1 (-27)

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Riga vs Kumejima Discussion

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