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Table 2

Climate data of summer sowing season (May–August 2017 and 2018), winter sowing season (October–June 2018 and 2019) and long years (LY) (1968–2019).

Months Temperature (°C) Rainfall (mm) Relative humidity (%) Day length (hour)




  2017 2018 2019 LY 2017 2018 2019 LY 2017 2018 2019 LY 2017 2018 2019 LY
January 7.2 7.5 6.4 102.4 94.8 89.7 91.5 85.7 82.3 3.0 3.4 2.7
February 8.6 6.8 7.2 45.0 28.4 41.3 94.0 96.8 85.1 4.2 4.9 3.2
March 10.1 7.6 8.5 115.4 34.2 57.5 96.5 92.1 87.2 5.0 7.4 3.6
April 12.2 10.7 11.4 7.6 35.0 50.3 92.5 98.7 90.0 8.9 8.1 4.7
May 15.0 17.6 17.0 16.2 61.8 24.8 40.0 53.6 92.2 97.9 87.3 90.7 8.3 8.5 9.8 6.2
June 20.8 21.9 23.0 21.1 36.4 8.0 12.0 56.2 87.0 90.7 76.0 87.2 9.8 10.4 10.1 8.3
July 23.7 24.5 22.7 24.0 0.4 16.4 56.4 50.1 78.4 86.4 68.9 83.7 9.6 9.9 10.7 8.8
Agust 24.2 24.6 23.1 24.7 14.2 18.6 29.8 34.0 80.6 83.4 73.0 81.9 9.1 9.4 9.61 8.2
September 21.1 20.4 20.6 11.0 75.0 54.0 78.3 92.3 83.2 7.2 7.3 6.3
October 14.7 16.8 15.8 30.0 45.4 74.7 81.4 97.0 87.3 6.1 6.3 4.6
November 11.1 11.8 12.0 64.2 59.0 70.9 85.9 98.4 85.4 3.5 3.7 3.8
December 10.0 8.0 8.5 145.0 35.8 116.6 79.3 97.0 83.5 3.2 3.3 2.7
  Monthly average temperature (°C) Total rainfall (mm) Monthly average relative humidity (%) Average day length (hour)




  First year Second year LY First year Second year LY First year Second year LY First year Second year LY
Summer 20.9 22.1 21.5 112.8 67.8 193.9 84.5 89.6 85.9 9.2 9.6 7.9
Winter 12.6 12.1 11.9 542.4 459.6 610.8 89.9 92.1 86.5 5.9 6.3 4.4

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