Daily maximum temperature (degrees Celsius) recorded at Grassland Soil and Water Research Center for calendar year 1959. ----------------------------------------------------------------------------------------- Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ----------------------------------------------------------------------------------------- 1 13.9 7.8 19.4 26.7 28.9 35.0 33.3 36.1 34.4 30.6 16.7 17.8 2 18.3 2.8 28.3 27.8 26.7 32.2 34.4 36.7 34.4 32.2 20.0 17.8 3 17.2 5.6 5.6 27.8 26.7 27.8 35.6 37.2 32.8 31.1 24.4 18.3 4 -1.7 16.7 20.0 26.7 29.4 29.4 35.0 36.7 34.4 26.1 24.4 17.8 5 3.9 16.7 19.4 29.4 28.3 29.4 35.0 36.7 34.4 26.7 24.4 14.4 6 5.0 11.1 19.4 26.1 28.9 25.6 35.0 36.1 34.4 28.9 9.4 15.6 7 13.9 16.7 20.0 27.2 28.3 28.3 35.0 37.8 33.3 30.0 11.7 22.2 8 12.8 19.4 25.0 26.7 28.9 30.6 35.6 30.6 26.7 29.4 14.4 21.1 9 11.1 22.2 23.9 11.7 28.3 33.3 35.6 32.2 32.2 26.1 17.8 18.3 10 12.2 21.7 23.3 12.2 26.1 33.3 35.6 33.3 32.2 31.1 17.2 18.3 11 18.3 11.7 21.7 12.2 25.6 33.9 36.7 34.4 31.1 31.1 22.2 18.9 12 19.4 12.8 21.1 13.9 27.8 33.3 35.6 34.4 27.8 31.1 21.7 17.2 13 19.4 19.4 23.9 15.0 31.1 32.2 35.6 34.4 27.8 31.1 21.7 18.3 14 22.8 19.4 31.1 16.1 31.1 32.2 35.0 33.3 25.6 19.4 5.6 17.8 15 22.2 16.7 30.0 16.1 22.8 32.2 35.0 32.2 30.6 20.6 2.2 16.7 16 7.8 20.6 16.7 18.9 28.3 32.2 35.6 34.4 31.7 22.8 17.2 13.3 17 23.9 31.1 20.6 24.4 29.4 33.9 36.1 35.6 31.7 22.8 14.4 10.0 18 18.3 29.4 20.0 25.6 30.6 35.6 35.6 35.6 31.7 20.0 11.1 11.1 19 23.3 11.1 21.7 27.8 31.7 36.7 34.4 35.0 32.2 21.1 16.1 11.7 20 25.0 6.1 27.8 27.2 31.1 36.7 32.2 35.0 32.8 24.4 18.9 11.1 21 23.9 8.9 25.6 17.2 30.6 35.6 31.7 32.8 32.8 26.1 18.3 12.2 22 7.2 11.7 21.1 17.2 31.1 33.3 33.3 33.3 32.8 26.7 22.8 12.2 23 14.4 18.3 24.4 23.3 29.4 33.3 34.4 30.6 32.8 31.1 22.2 12.2 24 15.6 17.2 27.2 26.7 26.7 33.3 34.4 32.2 29.4 30.6 18.9 11.1 25 21.1 18.9 25.0 27.2 30.6 30.6 31.7 30.0 31.1 28.9 22.8 13.3 26 20.6 18.9 23.3 27.8 30.0 28.9 32.8 25.0 33.3 26.7 22.8 18.9 27 13.3 16.1 22.2 26.7 31.7 32.2 34.4 30.0 35.6 24.4 11.1 18.3 28 11.1 16.7 16.7 28.3 31.1 32.8 33.3 33.9 35.0 19.4 8.9 15.0 29 20.6 0.0 21.1 30.0 32.2 33.3 33.3 34.4 33.3 21.7 14.4 14.4 30 20.0 0.0 26.7 29.4 32.8 33.3 33.3 37.2 30.0 20.0 16.7 12.2 31 8.9 0.0 26.7 0.0 35.0 0.0 35.0 31.1 0.0 21.1 0.0 8.9 ----------------------------------------------------------------------------------------- Max 25.0 31.1 31.1 30.0 35.0 36.7 36.7 37.8 35.6 32.2 24.4 22.2 Min -1.7 2.8 5.6 11.7 22.8 25.6 31.7 25.0 25.6 19.4 2.2 8.9 Mean 15.6 15.9 22.5 23.1 29.4 32.4 34.5 33.8 31.9 26.2 17.0 15.4 -----------------------------------------------------------------------------------------