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Irkutsk Climate & Temperature

  • Irkutsk, Russia is at 5215'N, 10418'E, 469 m (1539 ft). See map.
  • Irkutsk has a subarctic climate that has severe, dry winters, cool, short summers and strong seasonality (Kppen-Geiger classification: Dwc).
  • According to the Holdridge life zones system of bioclimatic classification Irkutsk is situated in or near the boreal moist forest biome.
  • The mean annual temperature is 0 degrees Celsius (32.1 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.
  • Average monthly temperatures vary by 36.3 °C (65.3°F). This indicates that the continentality type is continental, subtype truly continental. Irkutsk Climate Graph
  • In the winter time records indicate temperatures by day reach -13.3°C (8°F) on average falling to -25.7°C (-14.2°F) overnight.
  • In spring time temperatures climb reaching 7°C (44.6°F) generally in the afternoon with overnight lows of -7.3°C (18.8°F).
  • During summer average high temperatures are 23.3°C (74°F) and average low temperatures are 9°C (48.2°F).
  • Come autumn/ fall temperatures decrease achieving average highs of 5.7°C (42.2°F) during the day and lows of -6.7°C (20°F) generally shortly after sunrise.
  • Total annual Precipitation averages 467.2 mm (18.4 inches) which is equivalent to 467.2 Litres/m (11.46 Gallons/ft).
  • On average there are 2048 hours of sunshine per year. Visit the sunshine and daylight section to check monthly details including how high in the sky the sun reaches each month.
  • Were you to burrow down through the centre of the Earth from Irkutsk you would pop up nearest to the climate station at Lago Argentino, Argentina where you would find a Subtropical steppe climate (Boreal rain forest biome).

Irkutsk Climate Table

  Climate Variable Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
 
Average Max Temperature °C ( °F) -15 (5) -11 (12) -2 (28) 7 (45) 16 (61) 23 (73) 25 (77) 22 (72) 15 (59) 7 (45) -5 (23) -14 (7) 6 (42)
 
Average Temperature °C ( °F) -19 (-2) -17 (2) -7 (19) 1 (35) 9 (49) 15 (59) 18 (64) 15 (59) 9 (48) 1 (34) -8 (17) -16 (3) 0 (32)
 
Average Min Temperature °C ( °F) -27 (-17) -25 (-13) -18 (0) -5 (23) 1 (34) 7 (45) 11 (52) 9 (48) 2 (36) -5 (23) -17 (1) -25 (-13) -8 (18)
 
Average Precipitation mm (in) 12 (0) 9 (0) 13 (1) 19 (1) 33 (1) 62 (2) 120 (5) 83 (3) 50 (2) 30 (1) 18 (1) 19 (1) 467 (18)
Number of Wet Days (probability of rain on a day %) 13 (42) 9 (32) 8 (26) 7 (23) 10 (32) 13 (43) 14 (45) 15 (48) 12 (40) 9 (29) 12 (40) 15 (48) 137 (37)
Average Sunlight Hours/ Day 2h 46' 4h 40' 6h 36' 7h 22' 7h 42' 8h 14' 7h 52' 7h 09' 5h 56' 4h 32' 2h 46' 1h 36' 5h 36'
Average Daylight Hours/ Day 8h 17' 9h 50' 11h 48' 13h 53' 15h 42' 16h 41' 16h 15' 14h 39' 12h 37' 10h 31' 8h 43' 7h 47' 12h 00'
Percentage of Sunny (Cloudy) Daylight Hours 34 (66) 49 (51) 57 (43) 54 (46) 50 (50) 50 (50) 49 (51) 50 (50) 48 (52) 44 (56) 33 (67) 21 (79) 47 (53)
Sun altitude at solar noon on the 21st day (). 17.8 27.1 37.9 49.6 57.9 61.2 58.2 49.9 38.5 27 17.8 14.4 38.1

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