Daily minimum temperature (degrees Celsius) recorded at Grassland Soil and Water Research Center for calendar year 1985. ----------------------------------------------------------------------------------------- Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ----------------------------------------------------------------------------------------- 1 -2.2 -10.0 15.6 8.9 16.7 21.1 18.3 24.4 25.0 8.9 9.4 -1.7 2 -3.9 -8.9 11.7 7.2 16.1 22.2 20.6 23.9 25.6 9.4 7.8 -5.6 3 -2.8 -11.1 18.3 11.1 13.9 23.9 18.9 23.9 22.2 12.8 6.1 -2.8 4 -1.1 -1.1 8.3 15.6 14.4 24.4 20.6 23.9 24.4 16.1 7.8 6.1 5 1.7 0.0 5.0 13.9 15.6 22.2 18.9 23.3 24.4 11.1 10.6 3.3 6 0.6 0.0 12.8 9.4 14.4 19.4 22.2 23.9 22.2 10.6 8.9 3.9 7 4.4 -1.1 13.9 13.3 16.1 21.7 20.0 23.9 24.4 12.2 8.3 4.4 8 2.8 -2.2 18.3 10.0 21.1 22.2 21.7 25.0 23.3 20.0 9.4 8.3 9 6.7 3.9 16.7 11.7 18.9 21.7 21.7 25.0 23.3 21.7 16.7 13.3 10 1.1 1.7 16.1 12.2 20.0 21.1 23.3 22.8 22.8 20.0 11.1 0.0 11 -1.1 -0.6 20.0 13.3 21.1 21.7 20.0 22.8 21.1 20.0 7.8 -0.6 12 -4.4 -1.7 13.9 16.1 22.8 20.0 20.0 23.9 21.7 20.6 9.4 -1.1 13 -3.3 1.7 11.1 14.4 16.1 17.2 22.2 24.4 21.7 21.7 16.1 -3.9 14 0.0 2.8 8.9 12.8 15.0 17.2 21.7 22.8 20.6 19.4 16.7 -6.7 15 -0.6 2.2 9.4 14.4 16.7 20.0 23.3 22.8 20.0 16.1 7.8 -3.9 16 5.0 0.6 8.9 16.7 19.4 21.1 22.2 24.4 19.4 16.7 10.0 0.6 17 0.6 8.3 7.8 16.1 20.0 22.8 22.2 24.4 18.9 20.0 9.4 3.3 18 1.7 10.0 8.9 16.7 16.7 20.0 22.8 25.0 22.2 22.2 16.7 0.0 19 -1.7 10.0 10.0 18.3 15.0 20.0 22.8 23.9 21.1 18.9 8.3 -2.8 20 -9.4 11.1 11.1 19.4 19.4 19.4 22.8 25.0 20.6 17.8 2.8 1.7 21 -8.9 15.6 9.4 16.1 16.1 21.1 22.8 23.3 20.6 18.3 8.3 0.0 22 -3.9 20.6 6.1 19.4 17.8 22.2 24.4 23.9 20.0 18.3 9.4 6.1 23 3.3 11.7 11.1 17.8 19.4 22.8 22.8 24.4 19.4 17.8 11.1 5.0 24 3.3 8.3 8.9 13.9 17.2 22.2 23.3 22.2 13.9 18.9 6.1 3.9 25 6.1 7.2 12.8 13.3 19.4 22.2 24.4 22.2 21.1 19.4 7.8 -3.3 26 -2.2 7.8 13.9 17.2 18.3 22.2 23.9 21.1 12.8 18.9 15.6 -5.0 27 5.6 5.0 15.6 21.7 20.6 20.0 23.3 23.9 12.8 14.4 5.0 8.3 28 2.8 7.2 20.6 21.1 22.8 18.9 25.0 21.1 18.9 16.7 3.3 3.3 29 2.2 0.0 21.1 21.1 22.8 17.8 23.9 22.8 12.2 14.4 3.9 1.7 30 1.1 0.0 7.8 17.2 21.7 19.4 24.4 23.3 9.4 13.3 3.3 5.0 31 -8.9 0.0 3.3 0.0 22.2 0.0 24.4 23.9 0.0 10.0 0.0 6.1 ----------------------------------------------------------------------------------------- Max 6.7 20.6 21.1 21.7 22.8 24.4 25.0 25.0 25.6 22.2 16.7 13.3 Min -9.4 -11.1 3.3 7.2 13.9 17.2 18.3 21.1 9.4 8.9 2.8 -6.7 Mean -0.2 3.5 12.2 15.0 18.3 20.9 22.2 23.6 20.2 16.7 9.2 1.5 -----------------------------------------------------------------------------------------