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Report for 2023
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 ------------------------------------------------------------------------------------ 21 1 39.2 28.5 33.6 6.1 972 0 54.0 21 11.9 28 0 5 22 0 21 2 33.2 17.7 25.7 -6.1 1095 0 67.7 23 -4.2 16 0 14 23 4 21 3 60.0 41.7 50.5 7.3 457 10 78.6 27 28.4 2 0 0 4 0 21 4 65.8 46.3 55.9 1.0 324 52 84.6 26 27.8 1 0 0 4 0 21 5 72.4 54.3 63.3 -0.9 164 112 87.1 26 38.0 10 0 0 0 0 21 6 85.7 67.2 76.3 3.1 9 344 97.9 18 53.1 22 8 0 0 0 21 7 86.2 68.5 77.2 -0.3 1 376 95.5 29 60.5 2 7 0 0 0 21 8 89.7 68.4 78.2 3.2 6 413 98.3 12 58.6 4 15 0 0 0 21 9 85.0 60.3 72.0 4.4 47 257 92.1 14 46.0 23 9 0 0 0 21 10 71.5 51.9 60.8 4.9 212 85 87.4 10 36.7 26 0 0 0 0 21 11 56.9 32.0 44.4 -0.2 585 5 77.1 8 17.4 26 0 0 17 0 21 12 56.4 33.6 44.4 12.2 644 8 75.0 3 18.4 19 0 1 12 0 ------------------------------------------------------------------------------------ 67.0 47.7 57.1 2.9 4513 1660 98.3 AUG -4.2 FEB 39 20 82 4 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 21 1 3.12 1.22 1.30 30 10 4 1 21 2 1.76 -0.34 1.20 28 4 3 1 21 3 1.11 -1.99 0.48 11 5 3 0 21 4 4.73 0.83 1.28 7 11 6 3 21 5 4.06 0.06 1.37 27 11 8 1 21 6 8.40 4.80 4.19 25 13 6 3 21 7 6.39 2.69 2.19 10 8 8 2 21 8 2.97 0.07 1.13 12 4 4 1 21 9 1.10 -2.10 0.68 21 4 2 0 21 10 3.61 0.61 0.89 2 11 6 0 21 11 0.42 -2.58 0.28 25 4 1 0 21 12 3.04 0.44 1.59 28 8 4 1 --------------------------------------------- 40.71 3.71 4.19 JUN 93 55 13 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 21 1 4.1 27.0 14 W 21 2 4.5 31.0 4 NNW 21 3 4.8 34.0 10 ESE 21 4 4.1 34.0 10 SSW 21 5 3.3 33.0 9 SSE 21 6 2.8 28.0 19 SSW 21 7 2.0 36.0 15 SSW 21 8 2.8 41.0 12 SSW 21 9 3.3 23.0 26 SSW 21 10 3.5 33.0 11 S 21 11 3.3 31.0 11 S 21 12 4.1 39.0 15 S --------------------------------- 3.5 41.0 AUG SSW