ANNUAL CLIMATOLOGICAL SUMMARY CITY: Lake Forest STATE: CA ELEV: 720 LAT: 33 39.550 N LONG: 117 40.199 W TEMPERATURE (°F), HEAT BASE 65.0, COOL BASE 65.0 DEP. HEAT COOL MEAN MEAN FROM DEG DEG MAX MAX MIN MIN YR MO MAX MIN MEAN NORM DAYS DAYS HI DATE LOW DATE >=90 <=32 <=32 <=0 ------------------------------------------------------------------------------------ 98 1 98 2 98 3 98 4 74.8 50.9 61.2 0.7 80 31 90.3 21 44.9 16 1 0 0 0 98 5 74.2 53.6 62.7 -0.8 55 21 82.5 19 48.3 13 0 0 0 0 98 6 78.8 58.1 66.9 -0.6 12 115 86.7 30 52.2 13 0 0 0 0 98 7 89.2 63.6 74.4 2.9 0 353 99.8 17 58.4 6 11 0 0 0 98 8 93.4 66.3 77.7 5.2 0 461 104.3 9 59.3 19 23 0 0 0 98 9 81.8 62.6 69.6 -1.4 1 217 100.3 3 52.4 28 3 0 0 0 98 10 78.1 54.1 63.9 -2.6 21 56 90.2 6 50.2 9 1 0 0 0 98 11 69.5 49.3 57.6 -1.4 168 0 75.4 4 45.0 11 0 0 0 0 98 12 65.6 46.0 54.8 0.8 296 11 82.6 17 35.4 21 0 0 0 0 ------------------------------------------------------------------------------------ 78.5 56.2 65.6 0.3 633 1264 104.3 AUG 35.4 DEC 39 0 0 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 -------------------------------------------- 98 1 0.00 -2.21 0.00 1 0 0 0 98 2 0.00 -2.23 0.00 1 0 0 0 98 3 0.00 -2.09 0.00 1 0 0 0 98 4 0.44 -0.47 0.41 11 2 1 0 98 5 1.93 1.76 0.73 5 5 4 0 98 6 0.26 0.22 0.08 11 5 0 0 98 7 0.00 -0.01 0.00 1 0 0 0 98 8 0.00 -0.14 0.00 1 0 0 0 98 9 0.34 -0.06 0.20 3 3 2 0 98 10 0.03 -0.27 0.03 25 1 0 0 98 11 1.49 -0.08 0.74 28 4 3 0 98 12 1.36 -0.38 0.48 1 8 4 0 -------------------------------------------- 5.85 -5.96 0.74 NOV 28 14 0 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 98 1 98 2 98 3 98 4 1.1 15.0 14 SW 98 5 0.9 12.0 5 SW 98 6 1.1 15.0 3 W 98 7 1.2 11.0 4 W 98 8 1.3 26.0 31 W 98 9 1.0 20.0 2 W 98 10 1.8 26.0 17 SE 98 11 2.0 25.0 12 SE 98 12 3.2 53.0 9 SE --------------------------------- 1.5 53.0 DEC W