"City: ","ATHENS " "State: ","GA" "WBAN No: ", 13873 "Lat(N): ", 33.95 "Long(W): ", 83.32 "Elev(m): ", 244 "Pres(mb):", 989 "Stn Type:","Secondary" "SOLAR RADIATION FOR FLAT-PLATE COLLECTORS FACING SOUTH AT A FIXED-TILT (kWh/m2/day), Percentage Uncertainty = 9" "Tilt(deg)"," ","Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","Year" "0 ","Average", 2.6, 3.4, 4.5, 5.6, 6.1, 6.4, 6.1, 5.6, 4.8, 4.0, 2.9, 2.4, 4.5 " ","Minimum", 2.3, 2.8, 3.8, 4.8, 5.3, 5.4, 5.0, 5.0, 4.2, 3.3, 2.1, 2.0, 4.3 " ","Maximum", 3.2, 4.2, 5.1, 6.4, 6.9, 7.1, 7.1, 6.3, 5.4, 4.7, 3.4, 2.7, 4.7 "Lat - 15 ","Average", 3.5, 4.2, 5.1, 5.9, 6.1, 6.2, 6.0, 5.8, 5.3, 4.8, 3.8, 3.2, 5.0 " ","Minimum", 2.8, 3.3, 4.2, 5.0, 5.3, 5.3, 4.9, 5.1, 4.4, 3.8, 2.5, 2.6, 4.7 " ","Maximum", 4.5, 5.4, 5.9, 6.8, 6.9, 7.0, 7.0, 6.6, 6.1, 5.8, 4.6, 3.9, 5.2 "Lat ","Average", 3.9, 4.6, 5.2, 5.8, 5.7, 5.7, 5.6, 5.6, 5.4, 5.2, 4.3, 3.7, 5.1 " ","Minimum", 3.1, 3.6, 4.3, 4.9, 5.0, 4.9, 4.6, 4.9, 4.4, 4.0, 2.6, 2.9, 4.8 " ","Maximum", 5.3, 6.1, 6.2, 6.7, 6.5, 6.4, 6.5, 6.3, 6.2, 6.3, 5.3, 4.6, 5.3 "Lat + 15 ","Average", 4.2, 4.8, 5.2, 5.4, 5.1, 5.0, 4.9, 5.1, 5.1, 5.3, 4.5, 3.9, 4.9 " ","Minimum", 3.3, 3.6, 4.1, 4.5, 4.5, 4.3, 4.1, 4.5, 4.2, 4.0, 2.7, 3.0, 4.5 " ","Maximum", 5.7, 6.3, 6.1, 6.3, 5.8, 5.5, 5.7, 5.8, 6.0, 6.4, 5.6, 5.0, 5.1 "90 ","Average", 3.7, 3.8, 3.5, 3.0, 2.4, 2.1, 2.2, 2.7, 3.3, 4.0, 3.9, 3.5, 3.2 " ","Minimum", 2.7, 2.9, 2.8, 2.6, 2.2, 2.0, 2.0, 2.4, 2.6, 3.0, 2.1, 2.7, 2.9 " ","Maximum", 5.2, 5.2, 4.2, 3.5, 2.6, 2.2, 2.4, 2.9, 3.8, 4.9, 4.9, 4.5, 3.4 "SOLAR RADIATION FOR 1-AXIS TRACKING FLAT-PLATE COLLECTORS WITH A NORTH-SOUTH AXIS (kWh/m2/day), Percentage Uncertainty = 9" "Axis Tilt"," ","Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","Year" "0 ","Average", 3.7, 4.8, 6.0, 7.5, 7.8, 8.0, 7.6, 7.1, 6.3, 5.5, 4.1, 3.3, 6.0 " ","Minimum", 2.9, 3.6, 4.7, 5.9, 6.4, 6.4, 5.8, 6.0, 5.0, 4.2, 2.5, 2.5, 5.5 " ","Maximum", 4.9, 6.4, 7.2, 8.7, 9.1, 9.3, 9.2, 8.4, 7.4, 6.8, 5.0, 4.1, 6.3 "Lat - 15 ","Average", 4.3, 5.4, 6.5, 7.7, 7.8, 7.9, 7.5, 7.3, 6.6, 6.1, 4.7, 3.9, 6.3 " ","Minimum", 3.3, 4.0, 5.1, 6.1, 6.4, 6.3, 5.8, 6.1, 5.3, 4.6, 2.7, 3.0, 5.9 " ","Maximum", 5.9, 7.3, 7.8, 9.1, 9.2, 9.2, 9.1, 8.6, 7.9, 7.7, 5.9, 4.9, 6.7 "Lat ","Average", 4.7, 5.7, 6.6, 7.7, 7.6, 7.6, 7.3, 7.1, 6.7, 6.4, 5.1, 4.3, 6.4 " ","Minimum", 3.5, 4.2, 5.1, 6.0, 6.2, 6.1, 5.5, 6.0, 5.3, 4.8, 2.9, 3.2, 5.9 " ","Maximum", 6.5, 7.8, 8.1, 9.0, 8.9, 8.8, 8.8, 8.5, 8.0, 8.1, 6.4, 5.5, 6.8 "Lat + 15 ","Average", 4.9, 5.8, 6.5, 7.4, 7.1, 7.0, 6.8, 6.8, 6.5, 6.5, 5.3, 4.5, 6.3 " ","Minimum", 3.7, 4.2, 5.0, 5.7, 5.8, 5.6, 5.1, 5.7, 5.1, 4.8, 2.9, 3.4, 5.8 " ","Maximum", 6.8, 8.0, 8.0, 8.7, 8.4, 8.2, 8.2, 8.1, 7.8, 8.1, 6.7, 5.8, 6.6 "SOLAR RADIATION FOR 2-AXIS TRACKING FLAT-PLATE COLLECTORS (kWh/m2/day), Percentage Uncertainty = 9" "Tracker "," ","Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","Year" "2-Axis ","Average", 4.9, 5.8, 6.6, 7.8, 7.9, 8.1, 7.6, 7.3, 6.7, 6.5, 5.3, 4.6, 6.6 " ","Minimum", 3.7, 4.3, 5.1, 6.1, 6.5, 6.5, 5.8, 6.2, 5.3, 4.8, 2.9, 3.4, 6.1 " ","Maximum", 6.9, 8.0, 8.1, 9.1, 9.3, 9.4, 9.3, 8.7, 8.0, 8.1, 6.8, 5.9, 7.0 "DIRECT BEAM SOLAR RADIATION FOR CONCENTRATING COLLECTORS (kWh/m2/day), Percentage Uncertainty = 8" "Tracker "," ","Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","Year" "1-X, E-W ","Average", 2.9, 3.2, 3.3, 3.7, 3.6, 3.7, 3.4, 3.2, 3.1, 3.5, 3.1, 2.8, 3.3 "Hor Axis ","Minimum", 1.9, 2.1, 2.1, 2.5, 2.5, 2.3, 2.1, 2.4, 2.0, 2.2, 1.2, 1.8, 2.9 " ","Maximum", 4.7, 5.1, 4.4, 4.7, 4.8, 4.8, 4.7, 4.2, 4.1, 4.9, 4.2, 4.0, 3.7 "1-X, N-S ","Average", 2.4, 3.2, 3.9, 4.9, 4.8, 4.8, 4.4, 4.2, 3.8, 3.7, 2.7, 2.1, 3.7 "Hor Axis ","Minimum", 1.5, 2.0, 2.4, 3.3, 3.2, 3.0, 2.7, 3.1, 2.4, 2.4, 1.0, 1.3, 3.3 " ","Maximum", 3.9, 5.1, 5.2, 6.4, 6.4, 6.3, 6.1, 5.6, 5.1, 5.2, 3.7, 3.1, 4.2 "1-X, N-S ","Average", 3.3, 4.0, 4.4, 5.1, 4.6, 4.5, 4.1, 4.2, 4.1, 4.4, 3.6, 3.0, 4.1 "Tilt=Lat ","Minimum", 2.1, 2.5, 2.8, 3.4, 3.1, 2.8, 2.5, 3.1, 2.6, 2.8, 1.4, 1.9, 3.6 " ","Maximum", 5.2, 6.3, 5.9, 6.6, 6.1, 5.8, 5.8, 5.5, 5.6, 6.2, 4.9, 4.3, 4.6 "2-X ","Average", 3.5, 4.1, 4.5, 5.2, 4.9, 4.8, 4.4, 4.3, 4.1, 4.5, 3.7, 3.3, 4.3 " ","Minimum", 2.2, 2.6, 2.8, 3.4, 3.3, 3.1, 2.7, 3.2, 2.6, 2.8, 1.5, 2.1, 3.8 " ","Maximum", 5.6, 6.5, 5.9, 6.7, 6.5, 6.4, 6.2, 5.7, 5.6, 6.3, 5.1, 4.7, 4.8 "AVERAGE CLIMATIC CONDITIONS" "Element "," ","Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","Year" "Temp. ","(deg C)", 5.4, 7.5, 12.0, 16.4, 20.7, 24.7, 26.4, 25.8, 22.7, 16.8, 11.9, 7.3, 16.5 "Daily Min","(deg C)", 0.0, 1.5, 5.6, 9.9, 14.5, 18.8, 20.8, 20.4, 17.2, 10.4, 5.7, 1.7, 10.6 "Daily Max","(deg C)", 10.9, 13.5, 18.4, 23.0, 26.9, 30.6, 32.0, 31.2, 28.2, 23.1, 18.0, 12.8, 22.4 "Record Lo","(deg C)",-20.0,-15.0,-11.7, -2.8, 2.8, 7.2, 12.8, 12.2, 2.2, -4.4,-13.9,-16.7,-20.0 "Record Hi","(deg C)", 26.7, 27.2, 31.1, 33.9, 36.1, 40.0, 40.0, 41.7, 37.2, 36.7, 30.0, 26.1, 41.7 "HDD,Base="," 18.3C ", 399, 303, 199, 73, 15, 0, 0, 0, 0, 78, 197, 343, 1607 "CDD,Base="," 18.3C ", 0, 0, 3, 16, 89, 190, 252, 233, 133, 29, 3, 0, 949 "Rel Hum ","percent", 68, 64, 64, 63, 70, 71, 75, 77, 76, 71, 69, 70, 70 "Wind Spd."," (m/s) ", 3.8, 4.0, 3.9, 3.7, 3.1, 2.9, 2.8, 2.6, 2.9, 3.0, 3.3, 3.6, 3.3