"City: ","WILMINGTON " "State: ","NC" "WBAN No: ", 13748 "Lat(N): ", 34.27 "Long(W): ", 77.90 "Elev(m): ", 9 "Pres(mb):", 1017 "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, 5.7, 6.1, 6.3, 6.0, 5.4, 4.6, 3.9, 2.9, 2.4, 4.5 " ","Minimum", 2.2, 2.8, 4.1, 5.2, 5.2, 5.4, 4.9, 4.7, 3.7, 3.3, 2.1, 2.1, 4.2 " ","Maximum", 3.0, 4.0, 5.2, 6.6, 6.6, 7.1, 6.5, 6.1, 5.4, 4.5, 3.3, 2.8, 4.7 "Lat - 15 ","Average", 3.5, 4.2, 5.2, 6.0, 6.1, 6.1, 5.9, 5.6, 5.1, 4.7, 3.9, 3.3, 5.0 " ","Minimum", 2.8, 3.4, 4.6, 5.4, 5.1, 5.2, 4.8, 4.8, 4.0, 3.8, 2.5, 2.8, 4.7 " ","Maximum", 4.2, 5.1, 6.0, 7.0, 6.7, 7.0, 6.4, 6.3, 6.0, 5.6, 4.4, 4.0, 5.2 "Lat ","Average", 4.0, 4.6, 5.4, 5.9, 5.8, 5.6, 5.5, 5.4, 5.2, 5.0, 4.4, 3.8, 5.0 " ","Minimum", 3.1, 3.6, 4.7, 5.3, 4.8, 4.8, 4.5, 4.7, 3.9, 4.0, 2.8, 3.2, 4.8 " ","Maximum", 4.9, 5.7, 6.3, 6.9, 6.3, 6.4, 6.0, 6.1, 6.1, 6.1, 5.1, 4.7, 5.3 "Lat + 15 ","Average", 4.2, 4.7, 5.3, 5.5, 5.1, 4.9, 4.8, 4.9, 5.0, 5.1, 4.6, 4.1, 4.9 " ","Minimum", 3.2, 3.7, 4.5, 4.9, 4.3, 4.3, 4.0, 4.3, 3.7, 4.0, 2.8, 3.4, 4.6 " ","Maximum", 5.3, 6.0, 6.2, 6.4, 5.6, 5.5, 5.3, 5.6, 5.9, 6.2, 5.4, 5.1, 5.1 "90 ","Average", 3.7, 3.8, 3.6, 3.1, 2.4, 2.1, 2.2, 2.6, 3.2, 3.9, 3.9, 3.7, 3.2 " ","Minimum", 2.8, 2.9, 3.1, 2.8, 2.2, 2.0, 2.0, 2.3, 2.4, 2.9, 2.3, 3.0, 3.0 " ","Maximum", 4.7, 4.9, 4.3, 3.6, 2.6, 2.3, 2.3, 2.8, 3.8, 4.8, 4.7, 4.7, 3.3 "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, 4.7, 6.1, 7.5, 7.8, 7.8, 7.5, 6.8, 6.0, 5.3, 4.1, 3.4, 5.9 " ","Minimum", 2.8, 3.7, 5.2, 6.5, 6.1, 6.4, 5.8, 5.6, 4.3, 4.1, 2.6, 2.7, 5.5 " ","Maximum", 4.5, 5.9, 7.3, 9.0, 8.6, 9.3, 8.4, 8.1, 7.3, 6.6, 4.8, 4.2, 6.3 "Lat - 15 ","Average", 4.3, 5.3, 6.6, 7.8, 7.8, 7.8, 7.4, 7.0, 6.4, 5.9, 4.8, 4.0, 6.3 " ","Minimum", 3.3, 4.1, 5.6, 6.7, 6.1, 6.3, 5.8, 5.7, 4.5, 4.5, 2.9, 3.3, 5.8 " ","Maximum", 5.4, 6.8, 7.9, 9.4, 8.7, 9.2, 8.3, 8.3, 7.8, 7.4, 5.7, 5.1, 6.7 "Lat ","Average", 4.7, 5.6, 6.7, 7.8, 7.6, 7.4, 7.2, 6.9, 6.4, 6.2, 5.2, 4.5, 6.3 " ","Minimum", 3.5, 4.3, 5.7, 6.7, 5.9, 6.1, 5.5, 5.6, 4.5, 4.7, 3.1, 3.6, 5.9 " ","Maximum", 5.9, 7.3, 8.2, 9.3, 8.4, 8.8, 8.0, 8.1, 7.9, 7.8, 6.2, 5.6, 6.7 "Lat + 15 ","Average", 4.9, 5.7, 6.6, 7.5, 7.1, 6.9, 6.7, 6.5, 6.3, 6.2, 5.4, 4.7, 6.2 " ","Minimum", 3.7, 4.3, 5.6, 6.4, 5.5, 5.6, 5.2, 5.3, 4.4, 4.7, 3.1, 3.7, 5.7 " ","Maximum", 6.2, 7.4, 8.1, 9.0, 7.9, 8.2, 7.5, 7.7, 7.7, 7.9, 6.4, 6.0, 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, 5.7, 6.7, 7.9, 7.9, 7.9, 7.6, 7.0, 6.5, 6.3, 5.4, 4.8, 6.6 " ","Minimum", 3.7, 4.4, 5.7, 6.8, 6.2, 6.5, 5.8, 5.7, 4.6, 4.7, 3.1, 3.8, 6.1 " ","Maximum", 6.3, 7.4, 8.2, 9.4, 8.8, 9.4, 8.5, 8.3, 7.9, 7.9, 6.5, 6.1, 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, 3.1, 3.4, 3.8, 3.6, 3.6, 3.3, 3.0, 2.9, 3.3, 3.2, 2.9, 3.3 "Hor Axis ","Minimum", 1.9, 2.0, 2.6, 3.0, 2.3, 2.3, 2.0, 2.0, 1.5, 2.1, 1.4, 2.1, 2.9 " ","Maximum", 4.2, 4.5, 4.5, 5.1, 4.4, 4.8, 4.2, 4.2, 4.0, 4.6, 4.1, 4.0, 3.6 "1-X, N-S ","Average", 2.4, 3.1, 4.0, 5.0, 4.8, 4.6, 4.3, 3.9, 3.5, 3.5, 2.7, 2.2, 3.7 "Hor Axis ","Minimum", 1.5, 2.0, 3.0, 3.8, 3.0, 3.0, 2.7, 2.6, 1.9, 2.2, 1.2, 1.5, 3.2 " ","Maximum", 3.4, 4.5, 5.3, 6.6, 5.8, 6.3, 5.4, 5.5, 4.9, 4.9, 3.5, 3.1, 4.1 "1-X, N-S ","Average", 3.3, 3.9, 4.6, 5.2, 4.6, 4.3, 4.0, 3.9, 3.9, 4.2, 3.6, 3.1, 4.0 "Tilt=Lat ","Minimum", 2.1, 2.5, 3.4, 3.9, 2.9, 2.8, 2.5, 2.6, 2.0, 2.6, 1.6, 2.2, 3.5 " ","Maximum", 4.6, 5.6, 6.1, 6.8, 5.6, 5.9, 5.1, 5.5, 5.3, 5.9, 4.7, 4.4, 4.5 "2-X ","Average", 3.5, 4.0, 4.6, 5.2, 4.9, 4.7, 4.3, 4.0, 3.9, 4.2, 3.8, 3.4, 4.2 " ","Minimum", 2.2, 2.6, 3.4, 4.0, 3.0, 3.1, 2.7, 2.7, 2.0, 2.7, 1.7, 2.3, 3.7 " ","Maximum", 5.0, 5.8, 6.1, 6.9, 5.9, 6.4, 5.5, 5.7, 5.4, 6.0, 4.9, 4.7, 4.7 "AVERAGE CLIMATIC CONDITIONS" "Element "," ","Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","Year" "Temp. ","(deg C)", 7.2, 8.5, 12.4, 16.8, 21.2, 24.7, 26.7, 26.3, 24.1, 18.5, 13.9, 9.2, 17.4 "Daily Min","(deg C)", 1.3, 2.4, 6.2, 10.3, 15.2, 19.7, 22.1, 21.7, 18.5, 12.1, 7.1, 3.1, 11.6 "Daily Max","(deg C)", 12.9, 14.5, 18.7, 23.3, 27.1, 29.7, 31.4, 30.9, 29.6, 24.9, 20.6, 15.2, 23.2 "Record Lo","(deg C)",-15.0,-11.7,-12.8, -1.1, 3.3, 8.9, 12.8, 12.8, 6.7, -2.8, -6.7,-17.8,-17.8 "Record Hi","(deg C)", 27.8, 29.4, 31.7, 35.0, 36.7, 40.0, 38.9, 38.9, 36.7, 35.0, 30.6, 27.2, 40.0 "HDD,Base="," 18.3C ", 351, 276, 188, 64, 6, 0, 0, 0, 0, 57, 144, 288, 1372 "CDD,Base="," 18.3C ", 4, 0, 6, 19, 93, 192, 260, 248, 172, 62, 11, 4, 1070 "Rel Hum ","percent", 71, 68, 69, 67, 74, 76, 78, 81, 80, 76, 73, 72, 74 "Wind Spd."," (m/s) ", 3.9, 4.2, 4.3, 4.4, 3.9, 3.7, 3.4, 3.1, 3.4, 3.4, 3.5, 3.7, 3.8