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Report for 2010
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 ------------------------------------------------------------------------------------ 10 1 31.8 18.2 24.7 -2.8 1249 0 51.5 13 -2.6 10 0 16 25 2 10 2 35.2 21.2 28.1 -3.7 1032 0 49.2 20 6.9 9 0 7 26 0 10 3 56.8 37.1 46.5 3.3 583 12 86.0 31 22.6 3 0 0 7 0 10 4 73.3 50.0 62.1 7.2 182 96 88.6 1 38.4 9 0 0 0 0 10 5 74.5 55.8 65.3 1.1 133 142 91.6 24 37.4 9 2 0 0 0 10 6 86.8 68.1 77.3 4.1 1 370 93.1 20 60.8 30 10 0 0 0 10 7 88.3 70.5 79.1 1.6 3 439 94.9 14 58.1 2 12 0 0 0 10 8 88.9 68.7 78.7 3.7 6 429 98.9 3 56.4 26 11 0 0 0 10 9 78.2 58.3 68.0 0.4 69 160 88.6 21 44.5 27 0 0 0 0 10 10 71.4 47.0 58.8 2.9 255 64 85.9 9 31.1 29 0 0 1 0 10 11 57.7 35.1 46.4 1.8 570 12 75.5 9 22.3 26 0 0 11 0 10 12 35.3 21.5 28.8 -3.4 1123 0 63.0 31 1.0 13 0 13 29 0 ------------------------------------------------------------------------------------ 65.0 46.1 55.5 1.4 5207 1725 98.9 AUG -2.6 JAN 35 36 99 2 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 10 1 1.53 -0.37 0.79 23 6 4 0 10 2 1.52 -0.58 0.87 21 6 2 0 10 3 2.70 -0.40 1.02 25 9 6 1 10 4 2.86 -1.04 0.64 4 11 7 0 10 5 4.28 0.28 1.32 12 13 7 1 10 6 6.90 3.30 2.08 15 10 9 2 10 7 7.21 3.51 1.51 20 13 10 3 10 8 2.54 -0.36 1.06 20 4 3 1 10 9 5.68 2.48 1.26 2 13 8 2 10 10 0.53 -2.47 0.37 26 2 2 0 10 11 4.50 1.50 2.55 24 6 5 1 10 12 0.93 -1.67 0.44 31 4 3 0 --------------------------------------------- 41.18 4.18 2.55 NOV 97 66 11 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 10 1 4.5 31.0 7 W 10 2 4.3 29.0 10 W 10 3 4.5 30.0 25 NNW 10 4 4.6 36.0 6 SSE 10 5 3.0 31.0 10 SSE 10 6 2.8 56.0 13 S 10 7 2.5 38.0 18 N 10 8 2.1 36.0 12 SSE 10 9 2.8 31.0 23 SSE 10 10 3.1 38.0 26 W 10 11 4.2 33.0 22 SSE 10 12 4.1 35.0 11 WNW --------------------------------- 3.5 56.0 JUN W