Daily minimum temperature (degrees Celsius) recorded at Grassland Soil and Water Research Center for calendar year 1924. ----------------------------------------------------------------------------------------- Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ----------------------------------------------------------------------------------------- 1 -5.0 2.2 2.8 -2.2 7.8 18.9 20.0 22.8 21.7 4.4 1.7 6.7 2 -4.4 2.8 0.0 2.2 8.9 18.9 13.9 22.2 22.2 10.0 0.6 12.2 3 -3.9 11.1 8.9 11.1 10.0 15.0 13.9 23.9 18.3 17.2 3.3 14.4 4 -3.3 2.2 15.6 8.9 9.4 14.4 13.9 23.9 17.8 12.8 8.3 11.7 5 -5.0 -3.3 4.4 11.1 15.0 17.8 15.0 24.4 11.7 21.1 20.6 -1.1 6 -10.6 -7.2 7.2 2.2 9.4 20.6 16.7 23.9 11.7 18.3 20.0 15.0 7 -6.7 1.1 3.3 8.9 15.6 26.1 16.7 23.9 15.6 16.7 19.4 17.2 8 -5.6 6.7 10.0 14.4 3.9 23.9 17.8 23.3 19.4 17.2 8.9 10.0 9 0.0 9.4 0.0 15.6 10.0 23.9 21.7 22.8 18.3 20.6 7.2 0.0 10 0.6 9.4 -4.4 10.6 10.0 22.2 21.7 21.1 21.1 15.0 17.8 0.0 11 -5.6 6.7 -0.6 5.6 7.8 22.2 22.8 20.6 23.3 16.7 20.6 -0.6 12 1.7 4.4 5.6 12.2 8.9 22.2 23.9 21.7 18.9 11.7 13.3 0.0 13 -5.0 1.1 2.8 15.6 16.1 17.2 23.3 22.2 18.9 10.0 20.0 7.2 14 -8.3 3.3 -2.2 16.1 14.4 20.0 22.8 21.7 19.4 10.6 19.4 3.3 15 3.9 5.6 1.7 17.2 10.0 21.1 22.8 23.3 16.1 6.7 8.9 2.8 16 -2.8 10.0 9.4 20.0 8.3 22.2 23.3 23.9 15.6 9.4 5.6 3.3 17 -0.6 6.1 5.0 11.1 12.2 22.2 23.9 23.3 16.7 10.0 3.3 2.8 18 1.1 4.4 1.7 2.2 17.2 23.3 23.3 23.3 17.2 9.4 5.0 3.3 19 3.9 5.0 6.7 1.1 18.3 22.8 23.9 23.9 24.4 10.0 -1.1 -8.3 20 -5.0 1.1 2.8 10.6 20.6 21.1 23.9 23.9 24.4 9.4 2.2 -9.4 21 -11.7 -0.6 -1.7 15.0 15.0 21.1 24.4 24.4 21.1 8.9 7.2 -5.6 22 -7.2 -0.6 4.4 18.9 18.9 21.7 20.0 23.9 18.3 15.0 1.1 -4.4 23 5.0 5.6 4.4 18.3 17.8 23.3 23.3 23.9 13.9 4.4 10.0 0.0 24 3.3 4.4 2.2 20.6 16.1 22.2 21.1 24.4 8.9 0.6 0.0 -3.3 25 2.8 0.0 8.3 18.3 15.6 21.1 18.3 21.7 9.4 0.0 -4.4 -8.3 26 -1.1 0.0 17.2 11.7 17.2 22.2 22.8 25.0 21.1 -1.1 2.8 -11.1 27 0.0 -2.8 13.3 8.3 20.0 21.7 22.2 24.4 17.2 -1.1 0.6 -7.2 28 8.3 1.7 18.3 14.4 23.9 22.2 22.2 22.2 11.1 11.1 -2.2 -8.9 29 11.7 -2.8 11.1 19.4 22.2 25.0 22.8 20.6 6.1 17.2 -1.1 -1.1 30 10.0 0.0 4.4 8.9 14.4 21.1 23.9 22.8 3.9 18.9 2.8 3.9 31 5.6 0.0 3.3 0.0 15.0 0.0 22.8 22.2 0.0 12.2 0.0 0.6 ----------------------------------------------------------------------------------------- Max 11.7 11.1 18.3 20.6 23.9 26.1 24.4 25.0 24.4 21.1 20.6 17.2 Min -11.7 -7.2 -4.4 -2.2 3.9 14.4 13.9 20.6 3.9 -1.1 -4.4 -11.1 Mean -1.1 3.0 5.4 11.6 13.9 21.3 20.9 23.1 16.8 11.1 7.4 1.5 -----------------------------------------------------------------------------------------