Daily maximum temperature (degrees Celsius) recorded at Grassland Soil and Water Research Center for calendar year 1967. ----------------------------------------------------------------------------------------- Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ----------------------------------------------------------------------------------------- 1 15.0 26.1 23.9 27.8 28.9 31.1 36.1 38.9 27.8 28.9 16.1 22.2 2 19.4 24.4 25.6 28.9 26.1 29.4 37.2 38.3 27.8 28.3 24.4 22.2 3 16.7 13.9 28.9 29.4 22.2 29.4 36.7 38.3 28.3 31.1 23.3 15.0 4 17.8 22.8 28.3 30.0 22.8 30.6 36.7 38.9 30.0 31.1 15.0 17.8 5 18.9 22.8 29.4 31.7 25.6 31.7 37.2 38.9 27.8 30.6 16.1 16.7 6 20.6 21.1 25.6 32.2 30.6 32.2 37.8 38.3 24.4 31.1 13.9 22.2 7 18.9 10.0 18.3 31.1 30.6 30.6 37.2 38.3 27.2 29.4 13.9 17.2 8 6.7 11.7 17.2 31.7 33.3 32.2 37.2 37.8 29.4 26.1 14.4 16.1 9 5.0 15.0 23.3 31.1 32.2 32.2 37.2 38.3 31.1 27.8 13.9 18.9 10 14.4 21.1 30.0 32.2 33.9 33.3 37.8 38.3 30.6 28.3 20.6 11.7 11 14.4 20.6 33.3 31.7 35.0 33.3 37.8 36.7 31.1 27.8 22.8 15.0 12 17.2 15.6 32.8 28.9 35.0 32.8 37.2 32.2 31.7 28.3 23.9 22.2 13 15.0 21.1 32.8 26.7 34.4 33.9 36.1 30.6 32.2 28.3 25.0 20.6 14 18.3 23.3 32.8 30.0 32.2 33.9 33.3 32.8 33.3 27.8 23.3 8.9 15 17.8 24.4 31.7 31.7 23.9 33.3 32.8 32.8 32.8 27.2 21.7 3.9 16 18.3 23.9 21.7 30.6 26.7 33.9 32.2 32.2 26.7 22.8 20.6 5.0 17 18.3 10.6 24.4 28.9 28.9 35.6 32.2 31.7 31.1 26.1 21.7 16.1 18 5.0 21.1 22.8 26.1 30.0 33.9 31.7 31.1 31.1 25.6 20.6 17.8 19 10.0 20.6 23.3 30.0 30.6 35.0 31.1 30.6 31.7 25.0 22.2 19.4 20 15.0 17.2 23.9 31.1 30.6 35.0 30.6 32.8 30.0 26.7 24.4 21.7 21 21.7 12.2 24.4 30.0 24.4 35.0 30.6 32.8 27.8 26.7 27.8 21.1 22 22.2 15.6 24.4 30.0 25.0 35.6 33.3 32.2 31.1 26.7 26.1 15.0 23 23.9 21.1 25.6 30.0 28.3 36.1 36.1 32.2 31.7 26.7 27.2 13.9 24 25.0 20.0 25.0 29.4 29.4 36.1 36.7 31.7 36.7 26.7 26.7 13.9 25 25.0 12.8 27.2 31.7 28.9 36.1 36.1 31.1 36.7 25.6 28.3 14.4 26 23.9 18.3 26.7 31.1 28.9 36.7 36.7 31.1 30.0 27.8 27.8 11.1 27 12.8 17.8 30.0 22.8 30.6 36.7 37.2 32.2 28.3 27.2 23.9 8.3 28 21.1 21.1 35.6 26.7 30.0 36.7 37.8 34.4 21.1 25.6 7.2 8.3 29 22.8 0.0 35.0 29.4 30.0 36.1 38.3 36.7 25.6 27.2 16.7 10.0 30 26.1 0.0 30.0 31.1 30.0 36.7 38.9 37.2 28.9 26.1 19.4 9.4 31 25.0 0.0 26.7 0.0 29.4 0.0 38.9 37.8 0.0 12.8 0.0 6.1 ----------------------------------------------------------------------------------------- Max 26.1 26.1 35.6 32.2 35.0 36.7 38.9 38.9 36.7 31.1 28.3 22.2 Min 5.0 10.0 17.2 22.8 22.2 29.4 30.6 30.6 21.1 12.8 7.2 3.9 Mean 17.8 18.8 27.1 29.8 29.3 33.8 35.7 34.7 29.8 27.0 21.0 14.9 -----------------------------------------------------------------------------------------