Daily minimum temperature (degrees Celsius) recorded at Grassland Soil and Water Research Center for calendar year 1954. ----------------------------------------------------------------------------------------- Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ----------------------------------------------------------------------------------------- 1 0.6 5.6 -1.1 2.8 20.6 20.6 23.3 22.2 22.2 22.8 6.1 17.8 2 7.2 11.1 8.3 5.6 13.9 17.2 23.9 22.2 22.8 22.8 7.2 8.9 3 3.9 4.4 0.0 15.0 6.1 17.2 25.0 23.3 22.8 21.7 4.4 8.9 4 8.3 6.1 0.6 17.8 5.6 17.8 24.4 23.3 20.6 21.7 3.9 9.4 5 3.3 6.7 0.0 19.4 8.9 15.6 25.6 23.9 21.1 22.2 1.7 15.6 6 3.9 8.3 -1.1 20.0 12.2 18.9 25.6 23.9 20.6 21.1 2.2 3.3 7 5.0 1.7 1.1 20.0 18.3 24.4 21.7 22.8 23.3 21.1 4.4 -0.6 8 8.9 -2.2 5.6 18.9 15.0 23.9 25.0 23.3 22.8 18.9 10.0 10.0 9 14.4 5.6 5.6 17.2 15.0 23.9 25.0 25.0 22.8 20.0 13.3 3.9 10 1.1 8.3 11.7 17.8 14.4 23.3 23.9 26.1 24.4 21.1 12.2 3.3 11 -3.9 9.4 14.4 19.4 13.9 22.2 23.9 25.0 17.8 22.8 11.7 10.6 12 0.6 2.8 13.3 17.2 13.9 21.7 25.6 22.8 17.2 22.8 8.9 5.0 13 0.0 5.6 5.0 16.7 13.3 20.6 25.0 24.4 17.8 23.3 10.6 -1.1 14 1.7 6.1 -1.1 18.3 12.8 20.6 24.4 25.0 22.2 21.7 14.4 -1.1 15 6.7 17.8 0.6 19.4 14.4 23.9 22.8 24.4 22.2 8.9 12.2 1.1 16 4.4 10.6 4.4 15.0 14.4 22.8 24.4 23.9 21.7 10.6 10.6 5.6 17 3.9 4.4 5.0 7.8 15.0 23.3 26.1 23.3 22.2 11.7 10.6 1.7 18 4.4 10.0 12.2 10.0 18.9 22.8 25.6 23.3 22.8 12.2 10.6 2.8 19 10.0 17.2 10.0 15.0 18.3 23.3 25.0 23.3 25.0 15.6 6.7 3.3 20 12.8 5.6 8.3 15.6 17.8 21.7 25.0 24.4 26.7 13.9 8.9 5.0 21 -5.6 4.4 8.3 17.2 18.3 21.7 23.9 23.9 22.2 16.7 9.4 2.8 22 -7.2 5.0 15.0 13.9 17.8 22.8 25.0 21.1 15.6 17.8 7.2 2.8 23 -3.9 10.6 18.3 17.8 18.9 22.2 25.0 21.1 15.0 11.7 3.3 7.2 24 7.8 4.4 20.0 15.0 17.2 23.3 23.9 21.1 14.4 12.2 11.7 5.6 25 15.6 7.8 15.0 17.8 16.7 22.8 25.0 22.8 21.7 19.4 6.1 11.7 26 17.8 6.7 10.0 19.4 18.3 23.9 26.7 22.8 22.2 20.6 6.1 14.4 27 2.2 13.3 15.6 18.9 25.0 22.2 26.7 23.3 22.8 8.9 6.7 17.8 28 6.7 0.6 11.1 13.9 16.7 22.8 27.2 23.3 23.9 8.9 10.6 1.7 29 11.1 0.0 15.6 20.0 21.7 23.3 23.9 22.8 25.0 11.7 3.9 0.0 30 14.4 0.0 10.0 10.6 18.9 22.2 22.8 26.7 24.4 3.3 10.6 -1.7 31 8.9 0.0 5.6 0.0 20.6 0.0 21.7 25.0 0.0 5.6 0.0 8.9 ----------------------------------------------------------------------------------------- Max 17.8 17.8 20.0 20.0 25.0 24.4 27.2 26.7 26.7 23.3 14.4 17.8 Min -7.2 -2.2 -1.1 2.8 5.6 15.6 21.7 21.1 14.4 3.3 1.7 -1.7 Mean 5.3 7.1 8.0 15.8 15.9 21.8 24.6 23.5 21.5 16.6 8.2 5.9 -----------------------------------------------------------------------------------------