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 ------------------------------------------------------------------------------------ 07 1 54.9 36.2 45.6 0.0 603 0 70.8 15 15.9 29 0 0 13 0 07 2 55.9 33.4 44.7 0.0 569 0 73.7 28 19.7 16 0 0 14 0 07 3 72.4 48.9 60.6 0.0 189 59 90.7 25 29.5 4 1 0 3 0 07 4 72.1 47.7 59.9 0.0 194 40 90.4 30 26.9 7 1 0 2 0 07 5 84.3 58.5 71.4 0.0 11 210 91.0 12 44.8 19 4 0 0 0 07 6 91.6 67.0 79.3 0.0 0 429 98.3 23 56.9 13 19 0 0 0 07 7 86.1 68.2 77.2 0.0 0 377 95.1 1 63.7 5 6 0 0 0 07 8 96.7 72.8 84.7 0.0 0 612 104.2 15 68.2 4 27 0 0 0 07 9 87.9 65.4 76.7 0.0 0 350 94.2 24 55.9 30 12 0 0 0 07 10 77.5 56.1 66.8 0.0 80 137 89.6 7 36.5 30 0 0 0 0 07 11 65.1 40.0 52.6 0.0 374 1 77.6 1 28.9 7 0 0 5 0 07 12 59.1 40.5 49.8 0.0 478 7 79.0 10 25.9 17 0 0 7 0 ------------------------------------------------------------------------------------ 75.4 53.0 64.2 0.0 2499 2221 104.2 AUG 15.9 JAN 70 0 44 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 07 1 2.68 0.00 0.78 7 12 5 0 07 2 2.00 0.00 0.93 1 6 5 0 07 3 1.62 0.00 1.19 1 5 2 1 07 4 2.04 0.00 0.63 14 8 6 0 07 5 0.83 0.00 0.59 5 3 2 0 07 6 1.53 0.00 0.69 28 7 4 0 07 7 5.49 0.00 0.86 15 13 13 0 07 8 2.40 0.00 1.13 26 6 5 1 07 9 0.43 0.00 0.22 14 3 2 0 07 10 3.08 0.00 1.37 23 7 4 1 07 11 2.03 0.00 0.91 22 6 4 0 07 12 3.95 0.00 0.97 30 14 8 0 --------------------------------------------- 28.09 0.00 1.37 OCT 90 60 3 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 07 1 1.9 37.0 9 ENE 07 2 2.1 32.0 25 ENE 07 3 1.5 30.0 1 NE 07 4 1.3 31.0 15 W 07 5 0.3 19.0 17 E 07 6 0.4 32.0 19 W 07 7 0.2 21.0 28 W 07 8 0.1 17.0 17 W 07 9 0.1 20.0 11 ENE 07 10 0.2 27.0 23 E 07 11 0.7 28.0 22 W 07 12 1.2 31.0 16 W --------------------------------- 0.8 37.0 JAN ENE