ANNUAL CLIMATOLOGICAL SUMMARY NAME: BLACKJACK MOUNTAIN CITY: MARIETTA (EAST COBB) STATE: GEORGIA ELEV: 1160 ft LAT: 33° 58' 44" N LONG: 84° 30' 36" 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 ------------------------------------------------------------------------------------ 06 1 59.3 38.7 49.0 0.0 496 0 69.9 9 26.3 7 0 0 7 0 06 2 52.1 32.5 42.3 0.0 250 0 69.1 3 26.0 10 0 0 7 0 06 3 66.7 42.4 54.5 0.0 346 21 83.2 12 27.3 26 0 0 4 0 06 4 06 5 82.3 58.9 70.6 0.0 28 202 98.5 30 47.0 15 8 0 0 0 06 6 91.6 65.5 78.5 0.0 0 406 103.1 21 54.1 6 20 0 0 0 06 7 97.1 70.9 84.0 0.0 0 589 105.1 2 63.9 1 28 0 0 0 06 8 93.3 71.6 82.5 0.0 0 541 104.6 1 66.0 13 22 0 0 0 06 9 83.0 61.5 72.3 0.0 8 226 93.4 4 47.1 29 2 0 0 0 06 10 73.2 50.4 61.8 0.0 172 74 90.5 5 34.1 25 1 0 0 0 06 11 64.5 42.7 53.6 0.0 347 4 79.9 10 29.0 21 0 0 2 0 06 12 61.2 38.5 49.8 0.0 470 0 74.9 18 16.7 8 0 0 8 0 ------------------------------------------------------------------------------------ 76.3 53.3 64.8 0.0 2117 2063 105.1 JUL 16.7 DEC 81 0 28 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 06 1 5.37 0.00 1.64 23 10 7 2 06 2 2.50 0.00 1.33 6 5 3 1 06 3 3.04 0.00 1.54 20 10 6 1 06 4 06 5 1.60 0.00 0.70 7 8 3 0 06 6 2.48 0.00 1.08 25 7 4 1 06 7 0.58 0.00 0.32 22 7 1 0 06 8 4.04 0.00 0.81 21 14 8 0 06 9 2.91 0.00 1.08 13 8 7 1 06 10 3.23 0.00 1.48 27 6 5 1 06 11 3.82 0.00 2.62 15 8 4 1 06 12 1.91 0.00 0.91 31 9 3 0 --------------------------------------------- 31.48 0.00 2.62 NOV 92 51 8 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 06 1 2.5 34.0 18 WNW 06 2 2.1 32.0 2 W 06 3 1.9 38.0 9 W 06 4 06 5 0.8 30.0 12 W 06 6 0.1 24.0 2 W 06 7 0.2 22.0 22 W 06 8 0.1 31.0 7 06 9 0.3 29.0 28 06 10 0.6 25.0 17 06 11 0.8 27.0 16 06 12 1.4 34.0 1 --------------------------------- 0.9 38.0 MAR E