Challis, ID. Ambient Temperature Challis, ID. Hourly Average Ambient Temperature For 2009 to 2014 Latitude: 44.44 degrees Longitude: 114.13 degrees Altitude: 1651 meters Mon\Hr 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Avg Jan -7.2 -7.5 -7.7 -8.0 -8.2 -8.4 -8.7 -8.9 -8.9 -7.3 -5.7 -4.6 -3.7 -2.8 -2.2 -1.9 -2.4 -4.0 -5.0 -5.5 -5.8 -6.1 -6.4 -6.8 -6.0 Feb -5.0 -5.3 -5.6 -5.8 -6.1 -6.4 -6.8 -7.0 -6.2 -4.5 -3.2 -2.1 -1.1 -0.2 0.5 0.8 0.7 -0.4 -1.9 -2.6 -3.0 -3.5 -4.0 -4.4 -3.5 Mar 0.2 -0.4 -0.9 -1.3 -1.8 -2.3 -2.7 -2.1 -0.3 1.2 2.7 4.2 5.5 6.5 7.2 7.4 7.2 6.6 5.1 3.6 2.8 2.1 1.5 0.9 2.2 Apr 2.4 1.8 1.3 0.7 0.3 -0.2 0.1 2.2 3.8 5.4 7.0 8.4 9.5 10.4 10.9 11.0 10.8 10.2 9.0 7.2 5.9 4.9 3.9 3.1 5.4 May 6.6 5.9 5.2 4.7 4.2 3.9 5.4 7.1 8.5 10.2 12.0 13.4 14.5 15.1 15.6 15.6 15.5 15.0 14.1 12.7 11.0 9.7 8.6 7.7 10.1 Jun 11.3 10.3 9.6 8.8 8.2 8.2 10.4 12.0 13.6 15.3 17.1 18.7 20.1 21.0 21.7 21.8 21.6 21.1 20.3 19.0 16.9 15.1 13.9 12.7 15.4 Jul 16.9 15.7 14.7 13.7 12.8 12.4 14.7 17.0 18.7 20.9 23.2 25.4 27.0 28.2 28.8 29.0 28.9 28.3 27.4 25.8 23.3 21.3 19.6 18.2 21.3 Aug 15.5 14.5 13.6 12.6 11.8 11.2 11.7 14.6 16.3 18.3 20.3 22.6 24.7 26.0 26.6 26.7 26.6 25.9 24.8 22.7 20.6 19.1 17.9 16.6 19.2 Sep 12.0 11.0 10.1 9.4 8.6 8.1 7.7 9.8 12.3 13.9 15.9 18.1 20.1 21.8 22.7 23.1 22.9 22.2 20.1 17.8 16.3 15.0 13.9 12.8 15.2 Oct 4.2 3.7 3.2 2.7 2.2 1.7 1.4 1.9 4.3 5.7 7.3 9.1 10.7 11.9 12.8 13.2 12.9 11.4 9.2 8.0 7.1 6.4 5.5 4.8 6.7 Nov -2.3 -2.7 -3.0 -3.2 -3.5 -3.8 -4.0 -4.2 -3.2 -1.4 -0.2 1.1 2.3 3.1 3.6 3.6 2.7 1.0 0.0 -0.5 -0.8 -1.2 -1.7 -2.1 -0.8 Dec -7.7 -7.9 -8.1 -8.4 -8.5 -8.8 -9.0 -9.2 -9.2 -7.9 -6.3 -5.3 -4.3 -3.5 -3.1 -3.1 -4.2 -5.7 -6.3 -6.6 -6.9 -7.2 -7.5 -7.7 -6.8 Values in Degrees Celsius Challis, ID. Daily Average Ambient Temperature For 2009 to 2014 Latitude: 44.44 degrees Longitude: 114.13 degrees Altitude: 1651 meters Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Yearly 2009 ---- ---- ---- ---- ---- ---- 20.1 18.7 16.5 4.3 -0.9 -9.1 ---- 2010 -5.3 -3.6 1.7 5.2 6.9 14.2 19.6 17.7 14.2 8.3 -1.1 -6.5 6.0 2011 -6.4 -4.3 1.3 2.9 8.7 13.9 20.7 19.6 16.3 7.6 -1.8 -6.6 6.0 2012 -4.3 -3.1 3.4 7.4 10.8 16.3 22.1 20.6 15.2 6.4 1.3 -5.2 7.6 2013 -10.3 -3.4 2.0 5.4 11.7 17.1 22.4 20.9 14.3 4.7 -0.5 -8.8 6.3 2014 -3.6 -2.9 2.7 6.2 12.4 15.3 22.9 17.8 14.8 9.0 -2.0 -4.3 7.4 Average -6.0 -3.5 2.2 5.4 10.1 15.4 21.3 19.2 15.2 6.7 -0.9 -6.8 6.6 % SD 44 15 38 31 22 9 6 7 7 29 142 28 12 Values in average daily Degrees Celsius * Less than 15 days of data in month. Univ. of Oregon Solar Radiation Monitoring Lab.