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 ------------------------------------------------------------------------------------ 18 1 48.0 25.5 35.9 -0.1 905 2 71.4 21 2.4 1 0 6 23 0 18 2 52.1 29.5 40.2 -1.8 702 8 79.9 15 11.3 5 0 2 16 0 18 3 62.9 40.5 51.8 0.8 425 16 77.4 16 25.1 14 0 0 6 0 18 4 65.5 41.6 53.3 -7.7 401 50 84.1 17 24.7 7 0 0 8 0 18 5 85.5 65.0 75.2 6.2 11 326 92.0 30 50.7 5 7 0 0 0 18 6 89.0 70.2 80.0 2.0 3 297 95.1 14 57.5 4 11 0 0 0 18 7 18 8 18 9 18 10 18 11 18 12 ------------------------------------------------------------------------------------ 66.0 44.1 54.8 -0.1 2446 698 95.1 JUN 2.4 JAN 18 8 53 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 18 1 0.25 -1.35 0.23 7 1 1 0 18 2 4.21 2.26 1.14 23 8 7 2 18 3 3.86 0.29 1.86 27 5 3 2 18 4 1.69 -2.26 0.97 21 5 3 0 18 5 3.38 -2.73 1.09 15 9 8 1 18 6 0.67 -4.05 0.50 7 2 2 0 18 7 18 8 18 9 18 10 18 11 18 12 --------------------------------------------- 14.06 -7.84 1.86 MAR 30 24 5 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 18 1 7.1 43.0 11 S 18 2 6.3 35.0 16 S 18 3 7.3 45.0 6 SSE 18 4 7.8 43.0 12 S 18 5 4.5 42.0 11 SSE 18 6 4.6 40.0 12 SSE 18 7 18 8 18 9 18 10 18 11 18 12 --------------------------------- 6.4 45.0 MAR SSE