ANNUAL CLIMATOLOGICAL SUMMARY for 2009 NAME: Chattanooga COUNTY: Hamilton STATE: TN ELEV: 689 ft LAT: 35.0 N LONG: 85.2 W TEMPERATURE (F), RAIN (in), WIND SPEED (mph) 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 ---------------------------------------------------------------------------------------------- 2009 01 49.2 30.4 39.5 2.7 782.8 0.1 66.2 27 10.4 16 0 2 19 0 2009 02 56.1 32.7 43.7 2.6 528.8 4.1 71.6 18 15.8 05 0 1 15 0 2009 03 75.2 69.8 72.5 -17.7 0 1.2 75.2 31 69.8 31 0 0 0 0 2009 04 72.1 47.7 60.1 1.7 192.5 70.8 87.8 25 0.0 23 0 0 2 1 2009 05 77.2 56.9 68.8 1.3 47.5 160.0 89.6 31 0.0 15 0 0 2 2 2009 06 90.5 69.9 79.9 -2.6 2.9 383.6 96.8 28 57.2 06 15 0 0 0 2009 07 87.5 62.1 77.3 2.4 16.7 391.2 93.2 25 0.0 30 5 0 3 3 2009 08 88.0 60.5 77.2 2.1 26.1 399.6 93.2 10 0.0 27 9 0 4 4 2009 09 79.8 64.2 72.0 1.4 19.6 230.2 86.0 25 0.0 09 0 0 1 1 2009 10 67.8 51.1 59.2 3.2 219.7 39.6 82.4 09 35.6 19 0 0 0 0 2009 11 63.3 42.4 51.8 -0.6 393.0 8.4 73.4 08 32.0 28 0 0 1 0 2009 12 48.4 33.0 40.8 4.1 750.8 0 62.6 14 24.8 06 0 0 17 0 ---------------------------------------------------------------------------------------------- 70.9 50.2 60.9 1.0 2980.4 1688.8 96.8 MAR 0.0 SEP 29 3 64 11 PRECIPITATION (in) DEP. MAX ---DAYS OF RAIN--- FROM OBS. OVER YR MO TOTAL NORM DAY DATE 0.01 0.10 1.00 --------------------------------------------------------- 2009 01 67.31 63.51 0.65 06 8 4 0 2009 02 82.91 78.41 0.27 18 4 2 0 2009 04 68.77 64.77 0.16 02 5 3 0 2009 05 61.83 58.33 0.89 16 15 8 0 2009 06 54.29 51.39 0.27 18 2 1 0 2009 07 77.48 72.98 0.21 29 9 2 0 2009 08 58.17 54.57 0.42 28 9 4 0 2009 09 62.54 58.94 1.00 26 9 3 1 2009 10 51.73 48.63 0.58 07 11 7 0 2009 11 59.48 55.98 0.20 10 5 3 0 2009 12 88.32 83.22 0.57 09 11 5 0 --------------------------------------------------------- 813.83 781.03 1.00 SEP 88 42 1 WIND SPEED (mph) DOM YR MO AVG HI DATE DIR ---------------------------------- 2009 12 5.3 43.7 07 SE 2009 12 6.4 48.3 11 SE 2009 12 5.5 0.0 31 S 2009 12 5.7 34.5 21 ESE 2009 12 5.0 28.8 15 E 2009 12 3.9 25.3 30 ESE 2009 12 4.7 25.3 16 ESE 2009 12 3.9 34.5 17 E 2009 12 2.9 29.9 09 ENE 2009 12 4.5 26.5 18 ESE 2009 12 3.5 27.6 11 ENE 2009 12 5.4 38.0 09 ESE ---------------------------------- 4.6 48.3 SEP ESE