ANNUAL CLIMATOLOGICAL SUMMARY NAME: Sand Ridge Airpark - OK94 CITY: Collinsville STATE: Oklahoma ELEV: 675 ft LAT: 36° 21' 31" N LONG: 95° 48' 15" 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 ------------------------------------------------------------------------------------ 19 1 46.2 28.3 36.9 0.9 872 1 69.2 7 14.1 25 0 4 22 0 19 2 47.8 30.6 38.9 -3.1 732 0 67.7 3 13.4 8 0 2 16 0 19 3 57.9 37.0 47.0 -4.0 564 8 75.8 28 8.5 4 0 2 8 0 19 4 71.9 49.1 60.1 -0.9 143 51 87.0 9 32.5 1 0 0 0 0 19 5 19 6 19 7 19 8 19 9 19 10 19 11 19 12 ------------------------------------------------------------------------------------ 54.4 35.0 44.3 -1.8 2312 60 87.0 APR 8.5 MAR 0 8 46 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 19 1 3.74 2.14 1.20 3 9 6 2 19 2 1.44 -0.51 0.49 11 9 4 0 19 3 2.62 -0.95 0.71 9 8 6 0 19 4 1.50 -2.45 0.91 13 5 3 0 19 5 19 6 19 7 19 8 19 9 19 10 19 11 19 12 --------------------------------------------- 9.30 -1.77 1.20 JAN 31 19 2 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 19 1 5.4 40.0 18 SSE 19 2 6.1 44.0 23 NNW 19 3 6.4 49.0 13 N 19 4 6.9 49.0 10 S 19 5 19 6 19 7 19 8 19 9 19 10 19 11 19 12 --------------------------------- 6.1 49.0 MAR SSE