Daily minimum temperature (degrees Celsius) recorded at Grassland Soil and Water Research Center for calendar year 1984. ----------------------------------------------------------------------------------------- Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ----------------------------------------------------------------------------------------- 1 5.0 -0.6 -1.7 10.0 13.3 12.2 20.0 20.6 21.1 7.8 13.3 7.2 2 0.6 6.7 10.6 11.7 19.4 13.3 21.1 21.7 21.1 8.9 8.9 6.1 3 2.8 1.1 12.8 8.3 17.8 15.6 21.1 21.1 21.1 14.4 13.9 1.1 4 3.3 1.7 7.8 7.2 13.9 18.9 21.1 22.8 18.9 16.1 12.8 2.2 5 4.4 0.0 1.7 3.3 20.0 16.7 21.7 22.2 17.2 20.0 9.4 1.7 6 7.8 -5.0 1.7 6.7 20.6 17.8 20.6 23.3 18.9 21.7 8.9 0.6 7 7.2 -2.2 0.6 13.9 19.4 23.3 21.7 23.9 17.2 18.3 11.7 -1.1 8 6.1 2.2 3.3 13.3 10.6 23.3 21.7 22.2 23.3 18.9 17.8 2.2 9 3.3 10.0 3.3 10.6 11.1 22.2 21.7 21.7 23.3 17.2 20.6 9.4 10 -2.8 10.0 8.3 11.1 8.9 21.7 22.2 22.2 23.3 18.9 7.8 8.9 11 -6.1 15.0 8.3 8.3 13.3 19.4 21.7 22.8 22.8 18.9 3.9 11.1 12 -3.9 7.8 11.7 11.7 17.2 21.1 21.7 22.2 22.2 18.9 6.1 15.0 13 -3.3 4.4 7.8 9.4 19.4 21.1 21.1 20.0 21.7 18.3 7.2 15.0 14 -2.2 3.3 15.6 12.2 17.8 20.0 21.7 21.7 22.2 16.1 13.3 8.3 15 -1.7 12.8 18.3 8.3 19.4 20.0 21.1 18.3 20.6 17.2 16.7 9.4 16 0.0 6.7 18.9 7.2 18.3 19.4 22.2 20.6 16.1 19.4 13.9 10.0 17 -1.7 5.6 16.1 7.2 18.9 20.0 22.2 21.7 15.0 11.7 11.1 13.9 18 -8.3 8.9 13.9 10.6 18.9 20.0 22.8 23.3 18.3 21.1 7.8 8.3 19 -11.7 2.8 4.4 16.7 19.4 21.1 20.6 23.3 17.8 13.3 5.0 8.3 20 -7.2 4.4 3.3 19.4 17.2 20.0 25.6 25.6 19.4 18.3 5.6 17.8 21 -10.0 -1.7 5.0 16.1 17.2 20.6 21.7 23.9 18.3 13.3 2.2 12.8 22 0.0 1.7 9.4 11.1 20.6 21.1 21.1 22.8 20.6 10.0 0.6 8.9 23 3.3 1.7 11.1 8.3 21.7 21.1 23.3 22.8 21.1 12.2 2.8 10.0 24 0.6 3.3 6.1 11.1 20.6 23.3 16.1 25.0 22.8 11.1 3.3 3.3 25 -0.6 3.3 6.1 15.6 18.3 23.9 21.1 23.3 16.1 13.3 10.6 1.1 26 0.6 3.9 14.4 20.0 22.2 21.7 22.2 21.7 13.3 15.6 11.7 3.9 27 3.3 1.7 11.1 17.2 20.0 23.3 21.7 23.9 13.3 16.7 2.2 13.3 28 0.6 -0.6 8.3 16.7 18.3 21.1 20.0 24.4 12.2 19.4 -0.6 19.4 29 2.2 -3.9 3.3 21.7 11.7 21.1 22.2 24.4 12.8 15.0 3.3 18.3 30 3.9 0.0 5.6 11.1 11.1 23.3 20.0 22.8 7.2 17.2 7.2 10.6 31 1.1 0.0 7.8 0.0 12.2 0.0 20.0 23.3 0.0 20.6 0.0 6.7 ----------------------------------------------------------------------------------------- Max 7.8 15.0 18.9 21.7 22.2 23.9 25.6 25.6 23.3 21.7 20.6 19.4 Min -11.7 -5.0 -1.7 3.3 8.9 12.2 16.1 18.3 7.2 7.8 -0.6 -1.1 Mean -0.1 3.6 8.2 11.9 17.1 20.3 21.4 22.6 18.6 16.1 8.6 8.5 -----------------------------------------------------------------------------------------