Ashland, OR. Diffuse Values Ashland, OR. Hourly Average Diffuse Values For 2000 to 2013 Latitude: 42.19 degrees Longitude: 122.70 degrees Altitude: 595 meters Mon\Hr 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Total Jan 0 0 0 0 4 36 79 113 134 137 125 99 65 24 1 0 0 0 816 Feb 0 0 0 0 17 62 108 144 163 167 159 135 99 55 12 0 0 0 1125 Mar 0 0 0 11 59 116 162 198 218 215 208 182 144 96 41 3 0 0 1654 Apr 0 0 7 49 108 160 208 239 250 249 232 203 162 116 67 19 0 0 2068 May 0 1 28 75 127 169 194 213 225 223 212 183 158 120 81 40 5 0 2055 Jun 0 3 32 71 109 140 153 162 171 168 161 146 128 105 77 44 13 0 1684 Jul 0 2 23 50 71 86 95 99 105 109 109 103 98 84 63 40 12 0 1150 Aug 0 0 10 42 67 85 98 111 114 118 119 114 99 80 56 27 2 0 1141 Sep 0 0 1 26 57 79 97 109 115 116 108 96 83 63 33 5 0 0 989 Oct 0 0 0 8 44 82 107 124 134 134 123 103 75 38 7 0 0 0 980 Nov 0 0 0 0 18 60 101 132 141 137 118 88 51 14 0 0 0 0 861 Dec 0 0 0 0 4 37 78 111 131 131 113 84 44 9 0 0 0 0 742 Values in Watt hours/meter^2 per hour Ashland, OR. Daily Average Diffuse Values For 2000 to 2013 Latitude: 42.19 degrees Longitude: 122.70 degrees Altitude: 595 meters Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Yearly 2000 ---- ---- ---- ---- ---- ---- 0.97 0.76 1.03 1.01 0.93 0.79 ---- 2001 0.76 1.15 1.52 2.22 1.52 1.78 1.21 1.11 0.83 0.95 0.76 0.82 1.22 2002 0.89 1.01 1.48 1.80 1.85 1.31 1.56 1.66 0.96 0.76 0.81 0.77 1.24 2003 0.81 1.03 1.69 2.47 2.18 1.33 0.87 1.32 0.96 0.84 0.92 0.81 1.27 2004 0.93 1.16 1.36 1.79 1.92 1.57 0.96 1.25 1.06 1.00 0.84 0.71 1.21 2005 0.85 0.98 1.53 2.23 2.50 2.15 0.89 0.75 1.06 0.91 0.69 0.64 1.27 2006 0.87 0.94 1.95 1.89 1.93 1.61 1.09 1.05 0.98 0.95 0.96 0.72 1.24 2007 0.63 1.35 1.48 1.85 1.87 1.55 1.39 0.85 0.86 1.12 0.74 0.75 1.20 2008 0.83 1.16 1.69 2.09 2.33 1.52 1.57 1.29 0.92 1.07 0.91 0.77 1.34 2009 0.69 1.28 1.70 2.00 1.64 2.03 1.12 1.12 1.15 1.15 0.77 0.74 1.28 2010 1.00 1.04 1.75 2.09 2.33 1.88 0.81 1.08 1.05 1.07 0.94 0.80 1.32 2011 0.82 1.18 1.80 2.27 2.58 1.78 1.18 0.80 0.96 1.25 1.00 0.63 1.35 2012 0.84 1.18 1.87 2.31 2.01 1.95 1.15 1.21 0.85 0.97 0.96 0.78 1.34 2013 0.68 1.19 1.69 1.87 2.06 1.46 1.29 1.74 1.17 0.70 0.83 0.67 1.27 Average 0.82 1.13 1.65 2.07 2.06 1.69 1.15 1.14 0.99 0.98 0.86 0.74 1.27 % SD 13 11 10 11 15 16 21 27 11 15 11 8 4 Values in average daily KWhr/meter^2 per Day * Less than 15 days of data in month. Univ. of Oregon Solar Radiation Monitoring Lab.