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Report for 2011
ANNUAL CLIMATOLOGICAL SUMMARY NAME: Ofallon CITY: Ofallon STATE: MO ELEV: 560 ft LAT: 38° 50' 21" N LONG: 90° 43' 43" 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 ------------------------------------------------------------------------------------ 11 1 33.0 19.0 25.7 -1.8 1213 0 46.9 3 1.2 21 0 13 31 0 11 2 43.8 25.6 34.6 2.8 852 5 74.3 17 -1.2 3 0 9 19 1 11 3 54.1 36.5 45.0 1.8 641 21 80.0 20 23.2 1 0 0 13 0 11 4 69.0 47.8 58.1 3.2 260 54 89.0 9 34.2 5 0 0 0 0 11 5 73.1 54.5 63.4 -0.8 184 135 90.5 29 34.5 4 2 0 0 0 11 6 84.7 66.3 75.6 2.4 7 324 94.6 4 56.7 12 8 0 0 0 11 7 92.4 73.3 82.8 5.3 0 553 101.4 21 65.7 9 18 0 0 0 11 8 89.6 68.6 78.7 3.7 3 429 103.1 2 60.2 16 13 0 0 0 11 9 75.6 55.9 65.1 -2.5 131 135 101.5 1 41.2 15 3 0 0 0 11 10 70.5 47.3 58.5 2.6 271 70 84.7 7 34.5 28 0 0 0 0 11 11 58.4 41.6 49.5 4.9 475 11 76.7 13 24.1 30 0 0 5 0 11 12 47.5 31.9 39.7 7.5 806 0 62.5 3 15.8 10 0 1 19 0 ------------------------------------------------------------------------------------ 66.1 47.5 56.5 2.4 4843 1736 103.1 AUG -1.2 FEB 44 23 87 1 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 11 1 0.93 -0.97 0.37 31 7 2 0 11 2 2.30 0.20 0.67 24 9 6 0 11 3 3.49 0.39 0.94 14 11 7 0 11 4 6.57 2.67 1.67 19 15 10 2 11 5 4.92 0.92 2.06 25 13 8 1 11 6 8.47 4.87 1.72 25 11 10 5 11 7 1.97 -1.73 0.65 3 4 4 0 11 8 0.38 -2.52 0.12 19 4 1 0 11 9 2.92 -0.28 1.21 14 8 4 1 11 10 1.33 -1.67 0.45 17 5 4 0 11 11 3.70 0.70 0.90 22 9 7 0 11 12 3.58 0.98 0.80 19 9 7 0 --------------------------------------------- 40.56 3.56 2.06 MAY 105 70 9 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 11 1 3.9 33.0 8 W 11 2 4.3 42.0 27 SW 11 3 4.8 36.0 23 E 11 4 5.2 44.0 3 W 11 5 3.9 45.0 25 SSE 11 6 3.3 42.0 18 SSE 11 7 2.4 48.0 3 S 11 8 2.3 24.0 24 SSE 11 9 3.0 27.0 26 NNW 11 10 3.3 34.0 25 W 11 11 5.4 38.0 13 SSE 11 12 3.9 38.0 30 SW --------------------------------- 3.8 48.0 JUL SSE