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
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99 1 67.2 47.0 55.5 1.0 246 2 81.0 10 39.3 7 0 0 0 0
99 2 67.2 45.7 54.6 -1.4 239 1 79.2 23 37.7 10 0 0 0 0
99 3 66.9 45.4 54.6 -2.4 275 0 77.9 2 40.0 16 0 0 0 0
99 4 72.3 47.9 59.1 -1.4 176 49 94.4 19 37.7 2 3 0 0 0
99 5 79.0 53.3 63.8 0.3 32 68 91.9 18 46.3 1 2 0 0 0
99 6 86.5 55.9 68.6 1.1 10 196 96.4 14 48.2 5 9 0 0 0
99 7 88.2 60.8 73.2 1.7 0 295 96.1 12 55.1 22 9 0 0 0
99 8 86.5 60.0 71.4 -1.1 0 255 94.3 25 55.5 8 5 0 0 0
99 9 80.2 58.9 67.4 -3.6 3 141 96.6 29 50.6 20 2 0 0 0
99 10 83.6 58.4 69.0 2.5 4 189 92.1 10 52.7 4 6 0 0 0
99 11 70.1 51.0 58.9 -0.1 138 6 81.4 1 44.4 24 0 0 0 0
99 12 68.4 49.0 57.4 3.4 196 2 78.9 19 43.3 13 0 0 0 0
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76.4 52.9 62.9 -0.0 1321 1203 96.6 SEP 37.7 FEB 36 0 0 0
PRECIPITATION (in)
DEP. MAX DAYS OF RAIN
FROM OBS. OVER
YR MO TOTAL NORM DAY DATE .01 .1 1
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99 1 1.84 -0.37 0.90 26 6 4 0
99 2 0.51 -1.72 0.21 4 4 2 0
99 3 1.12 -0.97 0.45 25 8 4 0
99 4 1.26 0.35 0.46 11 8 5 0
99 5 0.01 -0.16 0.01 23 0 0 0
99 6 0.23 0.19 0.18 2 2 1 0
99 7 0.11 0.10 0.11 8 1 1 0
99 8 0.00 -0.14 0.00 1 0 0 0
99 9 0.00 -0.40 0.00 1 0 0 0
99 10 0.00 -0.30 0.00 1 0 0 0
99 11 0.10 -1.47 0.07 8 1 0 0
99 12 0.02 -1.72 0.02 31 1 0 0
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5.20 -6.61 0.90 JAN 31 17 0
WIND SPEED (mph)
DOM
YR MO AVG. HI DATE DIR
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99 1 2.3 44.0 8 SE
99 2 2.2 25.0 10 NW
99 3 2.3 30.0 31 NW
99 4 2.5 23.0 9 SE
99 5 2.4 18.0 1 SE
99 6 2.5 21.0 9 W
99 7 2.4 18.0 2 W
99 8 2.4 16.0 5 W
99 9 2.3 17.0 1 W
99 10 2.1 32.0 7 W
99 11 1.9 39.0 22 W
99 12 2.8 37.0 11 E
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2.3 44.0 JAN W