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Helsinki vs Johannesburg Climate & Distance Between

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  • The distance between Helsinki, Finland and Johannesburg, South Africa is approximately 9,604 km or 5,968 mi.
  • To reach Helsinki in this distance one would set out from Johannesburg bearing 358.2° or N and follow the great circles arc to approach Helsinki bearing 356.8° or N .
  • Helsinki has a warm summer continental/ hemiboreal climate with no dry season (Dfb) whereas Johannesburg has a mid-latitude cool steppe climate (BSk).
  • Helsinki is in or near the boreal wet forest biome whereas Johannesburg is in or near the warm temperate dry forest biome.
  • The annual mean temperature is 11.4 °C (20.5°F) cooler.
  • Average monthly temperatures vary by 14 °C (25.2°F) more in Helsinki. The continentality subtype is subcontinental as opposed to barely hyperoceanic.
  • Total annual precipitation averages 145 mm (5.7 in) more which is equivalent to 145 l/m² (3.56 US gal/ft²) or 1,450,000 l/ha (155,015 US gal/ac) more. About 1 1/4 as much.
  • There are 1380 fewer hours of sunlight per year in Helsinki. In whichever way circa 3h 47' less per day or about 4/7 as many.
  • The altitude of the sun at midday is overall 33.1° lower in Helsinki than in Johannesburg.
  • Relative humidity levels are 20.7% higher.
  • The mean dew point temperature is 6.5°C (11.8°F) lower.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -29 (-52) -29 (-52) -24 (-43) -16 (-29) -5 (-9) +2 (+4) +5 (+9) +0 (0) -8 (-14) -17 (-31) -22 (-40) -27 (-49) -14 (-26)
average temperature iconAverage Temperature °C ( °F) -27 (-48) -26 (-47) -22 (-40) -14 (-24) -4 (-6) +4 (+6) +7 (+13) +3 (+5) -5 (-8) -13 (-23) -18 (-32) -23 (-41) -11 (-20)
minimum temperature iconAverage Min Temperature °C ( °F) -24 (-43) -23 (-41) -20 (-36) -11 (-20) -2 (-4) +5 (+9) +9 (+16) +6 (+11) -1 (-2) -9 (-16) -14 (-25) -19 (-34) -9 (-15)
rainfall iconAverage Precipitation mm (in) -69 (-3) -52 (-2) -54 (-2) -10 (0) +28 (+1) +42 (+2) +64 (+3) +66 (+3) +44 (+2) +66 (+3) +57 (+2) -37 (-1) +145 (+6)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +5 (+16) +6 (+21) +2 (+6) +6 (+20) +8 (+26) +12 (+40) +12 (+39) +13 (+42) +11 (+37) +9 (+29) +6 (+20) +5 (+16)   +95 (+26)
sunshine iconAverage Sunlight Hours/ Day -7h 05' -5h 31' -3h 03' -2h 10' -0h 17' +0h 48' +0h 25' -1h 36' -4h 08' -6h 15' -8h 06' -8h 25'   -3h 47'
daylight iconAverage Daylight Hours & Minutes/ Day -7h 01' -4h 11' -0h 45' +2h 52' +6h 08' +7h 59' +7h 08' +4h 12' +0h 39' -2h 58' -6h 13' -8h 00'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) -73.2 -54.7 -33.4 -10.2 +6.4 +12.9 +6.9 -9.9 -32.7 -55.1 -73.1 -80.7   -33.1
relative humidity iconRelative Humidity (%) +21 +17 +8 +11 +7 +11 +18 +30 +38 +34 +28 +26   +20.8
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) -21.7 (-39) -22.1 (-40) -19.3 (-35) -10.5 (-19) -1.6 (-3) +6 (+11) +10.9 (+20) +10 (+18) +4.4 (+8) -5.5 (-10) -11.8 (-21) -17.3 (-31) -6.5 (-12)

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