"City: ","SAN FRANCISCO " "State: ","CA" "WBAN No: ", 23234 "Lat(N): ", 37.62 "Long(W): ",122.38 "Elev(m): ", 5 "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", 2.2, 3.0, 4.2, 5.7, 6.7, 7.2, 7.3, 6.5, 5.4, 3.9, 2.5, 2.0, 4.7 " ","Minimum", 1.8, 2.3, 3.3, 4.4, 5.7, 6.1, 6.9, 5.7, 4.7, 3.2, 2.1, 1.4, 4.4 " ","Maximum", 2.5, 3.9, 5.3, 6.4, 7.4, 7.9, 7.9, 7.3, 6.0, 4.4, 2.9, 2.4, 4.9 "Lat - 15 ","Average", 3.1, 3.9, 5.0, 6.2, 6.8, 7.0, 7.3, 6.9, 6.2, 5.0, 3.5, 2.9, 5.3 " ","Minimum", 2.4, 2.9, 3.8, 4.7, 5.7, 5.9, 6.9, 6.0, 5.3, 4.0, 2.8, 1.9, 4.9 " ","Maximum", 3.8, 5.5, 6.5, 7.0, 7.5, 7.7, 7.8, 7.7, 7.1, 5.8, 4.3, 3.9, 5.6 "Lat ","Average", 3.5, 4.2, 5.2, 6.1, 6.4, 6.5, 6.8, 6.7, 6.4, 5.4, 3.9, 3.4, 5.4 " ","Minimum", 2.7, 3.1, 3.9, 4.6, 5.4, 5.4, 6.4, 5.8, 5.4, 4.3, 3.1, 2.0, 4.9 " ","Maximum", 4.3, 6.1, 6.8, 6.9, 7.1, 7.1, 7.2, 7.4, 7.3, 6.4, 4.9, 4.6, 5.7 "Lat + 15 ","Average", 3.7, 4.4, 5.1, 5.6, 5.7, 5.6, 5.9, 6.1, 6.1, 5.5, 4.1, 3.6, 5.1 " ","Minimum", 2.8, 3.1, 3.8, 4.2, 4.8, 4.7, 5.6, 5.3, 5.2, 4.3, 3.2, 2.1, 4.6 " ","Maximum", 4.7, 6.4, 6.8, 6.4, 6.3, 6.1, 6.3, 6.7, 7.0, 6.5, 5.2, 5.0, 5.5 "90 ","Average", 3.3, 3.6, 3.7, 3.4, 2.8, 2.5, 2.7, 3.3, 4.1, 4.3, 3.6, 3.3, 3.4 " ","Minimum", 2.5, 2.4, 2.7, 2.6, 2.5, 2.3, 2.6, 3.0, 3.5, 3.4, 2.8, 1.9, 2.9 " ","Maximum", 4.2, 5.4, 4.9, 3.8, 3.0, 2.6, 2.8, 3.6, 4.7, 5.2, 4.6, 4.7, 3.7 "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", 3.0, 4.1, 5.7, 7.6, 8.8, 9.3, 9.7, 8.7, 7.4, 5.5, 3.5, 2.8, 6.3 " ","Minimum", 2.3, 2.8, 4.1, 5.6, 7.0, 7.5, 9.0, 7.4, 6.2, 4.3, 2.8, 1.7, 5.7 " ","Maximum", 3.7, 6.0, 7.7, 8.9,10.1,10.8,10.7,10.2, 8.8, 6.5, 4.4, 3.8, 6.7 "Lat - 15 ","Average", 3.7, 4.7, 6.3, 8.0, 8.9, 9.2, 9.7, 9.0, 8.1, 6.3, 4.3, 3.5, 6.8 " ","Minimum", 2.8, 3.3, 4.5, 5.8, 7.1, 7.4, 9.0, 7.7, 6.7, 4.8, 3.3, 2.0, 6.1 " ","Maximum", 4.6, 7.1, 8.6, 9.4,10.3,10.7,10.8,10.6, 9.6, 7.6, 5.4, 4.8, 7.2 "Lat ","Average", 4.0, 5.0, 6.5, 8.0, 8.7, 8.9, 9.4, 8.8, 8.2, 6.6, 4.6, 3.9, 6.9 " ","Minimum", 3.0, 3.4, 4.6, 5.7, 6.8, 7.1, 8.7, 7.5, 6.8, 5.1, 3.5, 2.2, 6.1 " ","Maximum", 5.1, 7.6, 8.9, 9.4,10.0,10.3,10.4,10.4, 9.7, 8.0, 5.9, 5.4, 7.3 "Lat + 15 ","Average", 4.2, 5.1, 6.4, 7.7, 8.1, 8.2, 8.7, 8.4, 8.0, 6.7, 4.8, 4.1, 6.7 " ","Minimum", 3.1, 3.4, 4.5, 5.5, 6.4, 6.6, 8.1, 7.1, 6.6, 5.1, 3.6, 2.3, 5.9 " ","Maximum", 5.4, 7.8, 8.8, 9.0, 9.4, 9.6, 9.7, 9.9, 9.5, 8.1, 6.1, 5.7, 7.1 "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", 4.2, 5.1, 6.5, 8.1, 9.0, 9.4, 9.9, 9.0, 8.2, 6.7, 4.8, 4.1, 7.1 " ","Minimum", 3.1, 3.4, 4.6, 5.8, 7.2, 7.6, 9.2, 7.7, 6.8, 5.1, 3.7, 2.3, 6.3 " ","Maximum", 5.4, 7.8, 8.9, 9.5,10.4,11.0,11.0,10.6, 9.7, 8.1, 6.2, 5.8, 7.5 "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", 2.5, 2.8, 3.3, 4.0, 4.7, 5.1, 5.5, 4.9, 4.6, 3.9, 2.8, 2.5, 3.9 "Hor Axis ","Minimum", 1.6, 1.5, 1.9, 2.4, 3.3, 3.6, 4.9, 3.7, 3.3, 2.6, 1.8, 1.1, 3.2 " ","Maximum", 3.5, 4.9, 5.2, 5.2, 5.7, 6.3, 6.4, 6.1, 5.6, 5.0, 3.9, 3.9, 4.2 "1-X, N-S ","Average", 1.9, 2.5, 3.8, 5.2, 6.1, 6.5, 7.1, 6.3, 5.4, 3.9, 2.3, 1.8, 4.4 "Hor Axis ","Minimum", 1.2, 1.3, 2.1, 3.1, 4.2, 4.6, 6.2, 4.7, 4.0, 2.5, 1.5, 0.8, 3.7 " ","Maximum", 2.6, 4.6, 6.0, 6.7, 7.5, 8.3, 8.3, 8.0, 6.8, 5.0, 3.2, 2.8, 4.7 "1-X, N-S ","Average", 2.7, 3.3, 4.4, 5.4, 5.9, 6.1, 6.8, 6.4, 6.0, 4.8, 3.2, 2.7, 4.8 "Tilt=Lat ","Minimum", 1.8, 1.7, 2.5, 3.2, 4.1, 4.3, 5.9, 4.8, 4.4, 3.2, 2.0, 1.2, 4.0 " ","Maximum", 3.8, 6.0, 6.9, 7.0, 7.3, 7.7, 7.9, 8.1, 7.6, 6.3, 4.4, 4.2, 5.3 "2-X ","Average", 2.9, 3.4, 4.4, 5.5, 6.3, 6.7, 7.3, 6.6, 6.1, 4.9, 3.3, 2.9, 5.0 " ","Minimum", 1.9, 1.7, 2.5, 3.3, 4.3, 4.7, 6.4, 5.0, 4.4, 3.2, 2.2, 1.3, 4.2 " ","Maximum", 4.0, 6.1, 6.9, 7.1, 7.7, 8.4, 8.5, 8.3, 7.6, 6.3, 4.7, 4.5, 5.5 "AVERAGE CLIMATIC CONDITIONS" "Element "," ","Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","Year" "Temp. ","(deg C)", 9.3, 11.2, 11.8, 13.1, 14.5, 16.4, 17.1, 17.6, 18.1, 16.1, 12.7, 9.7, 13.9 "Daily Min","(deg C)", 5.4, 7.2, 7.7, 8.4, 9.8, 11.4, 12.2, 12.8, 12.9, 11.0, 8.4, 5.9, 9.4 "Daily Max","(deg C)", 13.1, 15.2, 16.0, 17.7, 19.2, 21.3, 22.0, 22.4, 23.1, 21.2, 16.9, 13.4, 18.4 "Record Lo","(deg C)", -4.4, -3.9, -1.1, -0.6, 2.2, 5.0, 6.1, 5.6, 3.3, 1.1, -3.9, -6.7, -6.7 "Record Hi","(deg C)", 22.2, 25.6, 29.4, 33.3, 36.1, 41.1, 40.6, 36.7, 39.4, 37.2, 29.4, 23.9, 41.1 "HDD,Base="," 18.3C ", 281, 199, 202, 159, 121, 67, 51, 38, 44, 75, 170, 269, 1676 "CDD,Base="," 18.3C ", 0, 0, 0, 3, 0, 9, 12, 16, 36, 6, 0, 0, 81 "Rel Hum ","percent", 78, 76, 73, 71, 71, 72, 73, 74, 72, 72, 75, 77, 74 "Wind Spd."," (m/s) ", 3.3, 4.0, 4.8, 5.5, 6.2, 6.2, 6.2, 5.7, 5.0, 4.3, 3.7, 3.5, 4.9