Daily minimum temperature (degrees Celsius) recorded at Grassland Soil and Water Research Center for calendar year 1949. ----------------------------------------------------------------------------------------- Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ----------------------------------------------------------------------------------------- 1 1.1 -12.8 5.6 7.2 21.1 20.6 21.1 22.2 20.6 10.0 2.2 5.6 2 10.0 -1.1 0.0 7.8 20.0 22.2 23.9 22.2 20.6 16.7 5.0 11.1 3 9.4 2.2 3.3 5.6 21.7 21.7 23.3 18.9 21.1 20.6 5.0 8.9 4 0.0 2.2 5.6 6.7 20.6 18.3 22.2 20.0 20.6 20.6 5.6 13.3 5 0.0 1.7 13.9 3.9 17.8 18.3 24.4 20.0 21.1 17.8 8.3 6.1 6 -3.3 5.0 12.2 6.1 17.8 18.3 23.3 20.0 22.8 17.2 6.1 10.0 7 1.7 -0.6 6.7 13.3 18.3 20.6 21.7 20.6 22.2 22.2 5.6 6.7 8 5.6 4.4 11.1 12.8 16.7 20.0 22.2 21.7 22.2 21.7 6.7 10.6 9 16.1 6.1 12.2 16.7 18.9 18.3 24.4 22.2 22.2 22.2 12.8 4.4 10 -1.1 1.1 0.6 12.2 16.7 20.0 22.8 22.8 21.7 19.4 15.6 7.2 11 -2.2 1.1 4.4 7.8 14.4 23.3 23.3 23.3 20.0 20.6 18.3 20.0 12 -0.6 11.1 11.7 5.0 13.9 22.8 23.9 23.3 23.9 13.9 10.0 6.7 13 2.2 18.3 11.7 9.4 14.4 20.6 24.4 22.2 22.2 10.6 6.1 1.1 14 6.7 3.3 7.8 15.0 14.4 23.3 25.6 22.8 16.7 12.8 7.2 1.1 15 12.2 5.6 4.4 8.9 17.2 21.7 21.7 22.2 18.3 13.3 7.8 0.6 16 3.9 4.4 6.1 5.0 18.9 18.9 20.6 23.9 20.0 10.0 7.8 -1.7 17 -4.4 5.0 15.6 10.6 21.1 20.0 21.7 22.8 21.7 13.3 7.2 7.8 18 -4.4 8.3 1.7 12.8 21.7 22.8 23.3 22.2 26.1 18.3 7.2 3.9 19 -2.2 10.6 3.3 12.8 20.0 22.2 24.4 23.3 20.6 20.6 7.8 12.2 20 -3.3 12.2 6.7 10.6 21.7 23.3 23.3 23.9 22.2 22.2 9.4 17.2 21 3.9 15.6 12.2 14.4 22.2 22.2 22.2 21.1 18.3 20.0 11.1 12.8 22 8.9 15.6 6.1 16.7 22.2 23.9 23.3 18.3 19.4 11.1 1.1 -1.1 23 11.7 15.0 10.0 17.8 21.7 20.6 23.3 17.8 20.6 13.9 6.1 -3.9 24 1.7 17.2 15.6 16.1 20.6 21.1 22.8 17.8 15.0 12.2 12.2 -1.7 25 -4.4 10.0 18.9 16.1 19.4 21.1 23.3 20.6 14.4 10.0 7.2 7.8 26 -3.9 8.3 19.4 17.2 17.2 21.7 17.8 18.3 17.2 7.2 6.7 2.2 27 -1.7 8.9 10.0 18.9 17.2 23.9 22.2 20.0 21.1 10.6 11.1 7.8 28 0.0 0.0 11.1 16.7 20.0 22.8 22.2 21.1 20.6 10.6 13.3 3.9 29 -8.3 0.0 11.1 14.4 22.2 21.1 22.2 20.0 25.6 9.4 11.1 5.6 30 -10.6 0.0 18.3 17.8 22.2 21.7 21.1 22.8 10.0 13.3 10.0 9.4 31 -18.3 0.0 7.8 0.0 22.2 0.0 23.3 22.8 0.0 3.9 0.0 13.9 ----------------------------------------------------------------------------------------- Max 16.1 18.3 19.4 18.9 22.2 23.9 25.6 23.9 26.1 22.2 18.3 20.0 Min -18.3 -12.8 0.0 3.9 13.9 18.3 17.8 17.8 10.0 3.9 1.1 -3.9 Mean 0.8 6.4 9.2 11.9 19.2 21.2 22.8 21.3 20.3 15.0 8.4 6.8 -----------------------------------------------------------------------------------------