Aberdeen, ID. Relative Humidity Aberdeen, ID. Hourly Average Relative Humidity For 1994 to 2005 Latitude: 42.95 degrees Longitude: 112.83 degrees Altitude: 1433 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 90.4 90.5 90.7 91.2 91.2 91.4 91.3 91.5 90.8 89.3 87.4 85.3 83.1 81.9 81.3 81.4 83.0 85.9 87.5 88.5 89.2 89.4 89.7 90.2 88.0 Feb 89.1 89.1 89.0 89.2 89.5 89.6 89.9 89.6 88.4 86.4 83.4 80.5 77.5 74.9 73.5 73.0 75.1 78.9 83.5 85.8 87.3 88.0 88.5 88.5 84.5 Mar 81.4 82.8 83.8 84.6 85.5 86.3 87.1 85.4 80.1 73.5 67.6 61.9 57.7 54.7 52.3 51.2 52.2 55.6 62.2 68.3 72.5 75.5 77.4 79.6 71.6 Apr 74.3 76.2 78.7 80.0 81.4 82.5 82.2 76.3 68.1 59.6 52.8 47.7 44.3 41.5 40.3 39.9 40.8 42.4 47.4 54.2 60.2 65.0 69.3 72.4 61.6 May 74.9 77.4 79.3 80.4 81.6 82.1 78.6 71.8 63.9 56.5 50.4 45.5 41.8 38.9 37.5 37.3 38.4 41.0 44.1 50.7 57.9 63.8 68.0 71.3 59.7 Jun 76.0 78.1 80.6 82.3 83.2 82.9 78.2 70.4 62.3 55.3 49.7 45.0 40.5 37.7 35.9 35.9 36.7 39.2 44.3 51.6 59.2 66.1 70.4 73.5 59.8 Jul 74.3 76.9 78.8 80.7 82.1 82.4 77.2 67.7 58.5 50.7 44.2 38.8 34.4 31.7 30.2 30.1 32.2 36.1 42.0 48.7 58.0 64.2 67.9 71.1 56.6 Aug 69.2 72.6 74.7 76.9 78.4 78.8 76.1 66.2 55.3 46.1 38.6 33.1 29.2 26.2 24.5 24.1 25.1 28.0 34.8 43.1 51.4 58.5 63.2 66.4 51.7 Sep 71.4 73.5 75.8 77.6 79.0 80.4 80.4 73.3 62.9 54.0 46.5 40.1 35.4 31.9 30.0 30.0 30.5 34.7 42.6 50.5 57.5 62.2 65.7 68.8 56.4 Oct 73.0 74.9 76.3 78.0 79.2 80.4 81.4 79.5 72.0 63.4 55.4 49.1 44.3 40.8 38.8 38.5 40.6 46.5 53.1 59.2 63.5 65.9 68.6 70.6 62.2 Nov 84.9 85.9 86.3 86.6 87.0 87.3 87.3 87.2 85.1 80.4 74.6 69.4 64.8 61.4 59.6 60.0 63.9 70.2 74.4 77.9 80.4 81.9 83.0 84.3 77.7 Dec 89.5 89.9 89.8 89.8 90.1 90.4 90.5 90.5 90.0 88.5 86.4 83.7 81.4 79.7 79.1 79.5 81.9 85.3 87.1 88.1 88.8 89.0 88.9 89.1 87.0 Values in Percent Aberdeen, ID. Daily Average Relative Humidity For 1994 to 2005 Latitude: 42.95 degrees Longitude: 112.83 degrees Altitude: 1433 meters Year\Mth Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Yearly 1994 ---- ---- ---- ---- ---- ---- 53.6 51.6 51.1 74.6 84.9 92.3 ---- 1995 88.3 83.6 76.0 65.4 72.7 74.6 64.0 54.1 59.2 58.7 73.6 88.1 71.5 1996 90.4 83.6 71.7 62.2 66.3 58.0 59.3 52.3 58.5 65.0 82.8 90.3 70.0 1997 89.9 84.4 72.6 66.2 60.6 67.8 71.6 63.4 71.2 73.2 84.1 94.0 74.9 1998 93.9 94.3 82.6 70.8 74.8 76.0 62.0 52.0 68.9 65.7 77.9 84.5 75.2 1999 86.7 84.4 69.7 63.8 62.1 62.1 52.7 57.0 49.7 51.4 65.7 86.8 65.9 2000 91.9 87.0 63.0 51.9 52.6 48.9 52.1 44.7 53.0 68.2 84.1 88.3 65.4 2001 87.3 87.0 75.9 58.8 42.6 50.9 55.1 48.1 51.2 47.0 78.2 87.9 64.1 2002 86.9 83.2 76.3 54.3 47.3 54.5 54.1 45.8 55.2 58.4 78.9 83.0 64.8 2003 86.9 72.8 59.9 65.1 53.4 49.3 46.2 49.3 49.2 48.4 68.8 82.8 61.0 2004 86.4 87.5 69.5 55.7 57.2 55.2 57.7 53.6 55.2 68.1 78.0 81.7 67.1 2005 87.8 83.1 69.7 62.4 66.5 61.2 51.0 48.6 53.6 67.4 75.2 83.8 67.4 Average 88.8 84.6 71.6 61.5 59.6 59.9 56.6 51.7 56.3 62.2 77.7 86.9 68.1 % SD 3 6 9 9 17 16 12 10 13 15 8 5 7 Values in average daily Percent * Less than 15 days of data in month. Univ. of Oregon Solar Monitoring Lab.