Daily minimum temperature (degrees Celsius) recorded at Grassland Soil and Water Research Center for calendar year 1942. ----------------------------------------------------------------------------------------- Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ----------------------------------------------------------------------------------------- 1 1.1 3.3 2.8 6.1 21.7 20.0 21.1 23.3 22.8 16.1 4.4 8.9 2 -5.6 2.8 0.6 6.7 20.6 18.9 21.7 24.4 23.9 21.1 15.0 3.3 3 -3.9 11.7 0.6 15.0 21.7 21.1 22.8 23.3 22.8 22.2 15.0 7.2 4 -4.4 15.0 7.8 15.6 16.1 21.1 20.0 23.3 23.9 20.6 15.0 2.2 5 -8.9 13.3 3.3 17.2 19.4 21.1 21.7 23.3 22.2 16.7 20.6 5.6 6 -3.9 8.9 2.2 18.9 15.6 20.0 20.6 22.2 22.8 13.3 15.0 2.8 7 -1.1 5.0 8.9 16.7 12.8 20.6 20.6 23.9 20.0 10.6 17.8 2.2 8 -9.4 8.9 2.8 10.6 12.8 21.1 23.3 23.9 20.6 13.9 17.8 2.2 9 -1.1 7.8 5.0 7.8 13.9 20.0 22.8 24.4 22.2 14.4 16.7 0.0 10 -6.7 3.3 7.2 6.7 16.1 20.0 22.8 23.9 22.8 13.9 8.9 8.9 11 -3.9 2.2 12.8 8.3 19.4 18.9 23.3 24.4 22.8 14.4 6.1 5.6 12 -2.8 0.0 16.1 9.4 17.2 25.0 24.4 22.2 22.8 13.3 2.8 1.1 13 6.1 1.7 15.0 15.0 22.2 25.0 23.9 21.7 23.3 15.0 5.6 3.3 14 11.1 7.8 13.3 15.0 21.7 18.9 21.7 22.2 21.7 16.1 8.3 3.3 15 6.7 13.3 16.7 11.7 8.3 18.3 23.3 22.2 20.6 16.7 10.6 8.3 16 7.8 12.2 13.9 15.0 12.8 21.7 22.8 20.6 22.2 17.8 18.9 3.9 17 8.9 5.6 6.7 15.6 21.1 23.3 22.8 22.2 23.3 16.7 18.9 2.8 18 13.9 -5.6 3.9 17.2 17.8 23.9 23.9 22.8 25.0 16.7 17.8 7.8 19 2.2 -1.1 7.8 18.3 17.2 23.3 22.2 22.8 22.2 11.7 18.3 13.3 20 5.0 -1.1 15.0 17.2 15.6 23.9 22.8 23.9 13.3 12.2 20.6 6.1 21 2.2 2.8 9.4 12.8 14.4 23.9 23.9 22.2 12.8 12.8 5.6 5.6 22 1.1 7.2 4.4 11.1 15.6 23.9 23.9 22.8 15.6 12.2 1.7 6.7 23 5.6 14.4 5.6 16.1 19.4 23.3 20.6 23.9 16.1 8.9 0.6 3.3 24 6.7 0.0 13.3 13.9 16.7 22.8 20.6 23.3 17.2 10.6 3.3 11.1 25 5.6 3.3 13.9 17.2 18.3 23.3 22.2 22.8 17.8 17.2 10.0 12.8 26 14.4 5.0 8.9 17.8 20.6 21.7 22.8 22.8 11.7 5.6 5.6 16.1 27 7.8 -1.1 5.6 20.6 22.2 25.0 22.2 24.4 3.3 6.7 0.6 2.8 28 3.3 1.7 1.7 19.4 22.8 22.2 21.7 22.2 10.6 11.7 9.4 -1.1 29 4.4 0.0 3.9 21.1 23.3 22.2 22.2 20.6 8.3 20.0 1.7 -2.2 30 11.7 0.0 10.6 17.8 21.1 23.3 22.8 23.3 14.4 13.9 0.6 1.1 31 0.0 0.0 7.2 0.0 19.4 0.0 23.3 22.2 0.0 8.9 0.0 3.9 ----------------------------------------------------------------------------------------- Max 14.4 15.0 16.7 21.1 23.3 25.0 24.4 24.4 25.0 22.2 20.6 16.1 Min -9.4 -5.6 0.6 6.1 8.3 18.3 20.0 20.6 3.3 5.6 0.6 -2.2 Mean 2.4 5.3 8.0 14.4 18.0 21.9 22.4 23.0 19.0 14.2 10.4 5.1 -----------------------------------------------------------------------------------------