"City: ","CHARLESTON " "State: ","SC" "WBAN No: ", 13880 "Lat(N): ", 32.90 "Long(W): ", 80.03 "Elev(m): ", 12 "Pres(mb):", 1017 "Stn Type:","Primary" "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", 2.7, 3.5, 4.7, 5.9, 6.2, 6.2, 6.1, 5.5, 4.7, 4.1, 3.1, 2.5, 4.6 " ","Minimum", 2.3, 3.1, 3.9, 5.2, 5.0, 5.5, 4.8, 4.8, 3.7, 3.2, 2.3, 2.2, 4.3 " ","Maximum", 3.2, 4.3, 5.3, 6.8, 6.8, 6.9, 6.8, 6.3, 5.6, 4.6, 3.5, 2.9, 4.8 "Lat - 15 ","Average", 3.5, 4.3, 5.3, 6.2, 6.2, 6.1, 6.0, 5.6, 5.1, 4.8, 3.9, 3.4, 5.0 " ","Minimum", 2.8, 3.6, 4.3, 5.4, 5.0, 5.4, 4.7, 4.9, 3.9, 3.7, 2.8, 2.8, 4.7 " ","Maximum", 4.3, 5.5, 6.0, 7.2, 6.8, 6.8, 6.7, 6.4, 6.2, 5.6, 4.6, 4.0, 5.3 "Lat ","Average", 4.0, 4.7, 5.5, 6.1, 5.8, 5.6, 5.6, 5.4, 5.2, 5.2, 4.5, 3.9, 5.1 " ","Minimum", 3.2, 3.9, 4.4, 5.3, 4.7, 5.0, 4.4, 4.7, 3.8, 3.9, 3.0, 3.2, 4.8 " ","Maximum", 5.0, 6.1, 6.3, 7.1, 6.5, 6.2, 6.2, 6.2, 6.3, 6.1, 5.2, 4.7, 5.4 "Lat + 15 ","Average", 4.3, 4.9, 5.4, 5.7, 5.2, 4.9, 4.9, 4.9, 5.0, 5.2, 4.7, 4.2, 4.9 " ","Minimum", 3.3, 4.0, 4.3, 5.0, 4.2, 4.4, 3.9, 4.3, 3.6, 3.8, 3.1, 3.3, 4.6 " ","Maximum", 5.4, 6.4, 6.2, 6.6, 5.8, 5.4, 5.4, 5.7, 6.1, 6.2, 5.6, 5.1, 5.2 "90 ","Average", 3.7, 3.9, 3.6, 3.1, 2.4, 2.1, 2.2, 2.5, 3.1, 3.9, 4.0, 3.8, 3.2 " ","Minimum", 2.8, 3.1, 2.9, 2.7, 2.1, 1.9, 1.9, 2.3, 2.2, 2.8, 2.5, 2.9, 2.9 " ","Maximum", 4.8, 5.2, 4.1, 3.4, 2.5, 2.2, 2.3, 2.8, 3.8, 4.7, 4.8, 4.6, 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", 3.8, 4.9, 6.3, 7.8, 7.9, 7.7, 7.5, 6.8, 6.0, 5.5, 4.3, 3.5, 6.0 " ","Minimum", 3.0, 4.0, 5.1, 6.6, 5.9, 6.6, 5.4, 5.7, 4.2, 4.0, 2.9, 2.8, 5.4 " ","Maximum", 4.7, 6.4, 7.4, 9.6, 8.9, 9.0, 8.7, 8.3, 7.6, 6.7, 5.2, 4.3, 6.4 "Lat - 15 ","Average", 4.4, 5.4, 6.7, 8.1, 7.9, 7.6, 7.5, 6.9, 6.3, 6.1, 4.9, 4.2, 6.3 " ","Minimum", 3.4, 4.4, 5.4, 6.8, 5.9, 6.5, 5.4, 5.7, 4.3, 4.3, 3.3, 3.3, 5.7 " ","Maximum", 5.5, 7.3, 8.0, 9.9, 8.9, 8.9, 8.7, 8.4, 8.1, 7.4, 6.0, 5.1, 6.7 "Lat ","Average", 4.8, 5.8, 6.9, 8.0, 7.7, 7.3, 7.2, 6.8, 6.4, 6.3, 5.3, 4.6, 6.4 " ","Minimum", 3.6, 4.6, 5.5, 6.8, 5.7, 6.2, 5.2, 5.6, 4.3, 4.5, 3.4, 3.6, 5.8 " ","Maximum", 6.0, 7.8, 8.2, 9.9, 8.6, 8.5, 8.4, 8.3, 8.2, 7.7, 6.5, 5.6, 6.8 "Lat + 15 ","Average", 5.0, 5.9, 6.8, 7.7, 7.2, 6.8, 6.7, 6.4, 6.2, 6.4, 5.5, 4.8, 6.3 " ","Minimum", 3.7, 4.7, 5.4, 6.5, 5.3, 5.8, 4.8, 5.3, 4.1, 4.5, 3.5, 3.7, 5.7 " ","Maximum", 6.3, 8.0, 8.1, 9.5, 8.1, 7.9, 7.8, 7.8, 8.0, 7.8, 6.7, 6.0, 6.7 "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", 5.0, 5.9, 6.9, 8.1, 8.0, 7.8, 7.6, 7.0, 6.4, 6.4, 5.5, 4.9, 6.6 " ","Minimum", 3.8, 4.7, 5.5, 6.8, 5.9, 6.6, 5.5, 5.8, 4.3, 4.5, 3.5, 3.8, 6.0 " ","Maximum", 6.4, 8.0, 8.2,10.0, 9.0, 9.1, 8.8, 8.4, 8.2, 7.8, 6.8, 6.1, 7.1 "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", 3.0, 3.2, 3.5, 4.0, 3.6, 3.4, 3.2, 2.9, 2.8, 3.4, 3.2, 3.0, 3.3 "Hor Axis ","Minimum", 2.0, 2.2, 2.5, 3.1, 2.0, 2.3, 1.9, 2.0, 1.4, 1.9, 1.6, 2.0, 2.8 " ","Maximum", 4.2, 5.0, 4.6, 5.5, 4.5, 4.6, 4.2, 4.0, 4.1, 4.4, 4.3, 4.0, 3.7 "1-X, N-S ","Average", 2.5, 3.2, 4.2, 5.3, 4.8, 4.4, 4.2, 3.7, 3.4, 3.6, 2.8, 2.3, 3.7 "Hor Axis ","Minimum", 1.6, 2.2, 3.0, 4.0, 2.6, 3.0, 2.4, 2.6, 1.6, 2.0, 1.4, 1.5, 3.1 " ","Maximum", 3.4, 5.0, 5.6, 7.4, 6.0, 6.0, 5.6, 5.3, 5.2, 4.8, 3.9, 3.1, 4.1 "1-X, N-S ","Average", 3.3, 4.0, 4.7, 5.4, 4.6, 4.1, 4.0, 3.7, 3.7, 4.2, 3.7, 3.2, 4.1 "Tilt=Lat ","Minimum", 2.2, 2.7, 3.3, 4.1, 2.5, 2.8, 2.2, 2.6, 1.8, 2.4, 1.8, 2.2, 3.4 " ","Maximum", 4.6, 6.2, 6.2, 7.6, 5.7, 5.6, 5.3, 5.3, 5.6, 5.7, 5.0, 4.3, 4.6 "2-X ","Average", 3.6, 4.1, 4.7, 5.5, 4.9, 4.5, 4.2, 3.8, 3.7, 4.3, 3.9, 3.5, 4.2 " ","Minimum", 2.4, 2.8, 3.3, 4.1, 2.6, 3.0, 2.4, 2.7, 1.8, 2.4, 1.9, 2.3, 3.5 " ","Maximum", 5.0, 6.4, 6.2, 7.8, 6.1, 6.1, 5.7, 5.4, 5.6, 5.8, 5.3, 4.7, 4.8 "AVERAGE CLIMATIC CONDITIONS" "Element "," ","Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","Year" "Temp. ","(deg C)", 8.8, 10.3, 14.5, 18.3, 22.7, 25.7, 27.5, 27.0, 24.7, 19.3, 14.7, 10.7, 18.7 "Daily Min","(deg C)", 3.2, 4.4, 8.6, 12.2, 17.2, 20.6, 22.6, 22.3, 19.9, 13.5, 8.4, 4.8, 13.2 "Daily Max","(deg C)", 14.3, 16.1, 20.3, 24.3, 28.2, 30.9, 32.3, 31.7, 29.4, 25.1, 20.8, 16.4, 24.2 "Record Lo","(deg C)",-14.4,-11.1, -9.4, -1.7, 2.2, 10.0, 14.4, 13.3, 5.6, -2.8, -9.4,-13.3,-14.4 "Record Hi","(deg C)", 28.3, 30.6, 32.2, 34.4, 36.7, 39.4, 40.0, 38.9, 37.2, 34.4, 31.1, 28.3, 40.0 "HDD,Base="," 18.3C ", 304, 230, 133, 37, 0, 0, 0, 0, 0, 41, 129, 244, 1118 "CDD,Base="," 18.3C ", 8, 4, 14, 35, 134, 222, 284, 269, 190, 72, 19, 6, 1259 "Rel Hum ","percent", 70, 67, 68, 68, 72, 75, 77, 79, 78, 74, 73, 72, 73 "Wind Spd."," (m/s) ", 3.9, 4.3, 4.4, 4.3, 3.8, 3.7, 3.5, 3.3, 3.4, 3.6, 3.6, 3.7, 3.8