ANNUAL CLIMATOLOGICAL SUMMARY NAME: Sandridge 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 ------------------------------------------------------------------------------------ 25 1 45.5 23.8 33.9 -2.1 964 0 65.6 28 2.1 21 0 4 24 0 25 2 49.6 27.1 38.6 -3.4 751 14 82.0 3 1.2 20 0 6 16 0 25 3 70.2 43.7 57.2 6.2 304 64 83.3 11 28.9 6 0 0 3 0 25 4 72.5 51.6 62.2 1.2 182 98 89.3 13 30.6 7 0 0 1 0 25 5 77.2 57.0 67.3 -1.7 75 145 92.8 14 45.8 4 1 0 0 0 25 6 87.2 69.0 77.7 -0.3 1 381 93.9 20 61.1 10 12 0 0 0 25 7 88.9 72.5 80.5 -3.5 0 256 93.1 11 67.9 2 6 0 0 0 25 8 25 9 25 10 25 11 25 12 ------------------------------------------------------------------------------------ 69.0 47.8 58.4 -0.5 2277 958 93.9 JUN 1.2 FEB 19 10 44 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 25 1 0.87 -0.73 0.39 10 4 3 0 25 2 0.38 -1.57 0.18 14 5 1 0 25 3 2.58 -0.99 2.13 4 2 2 1 25 4 8.81 4.86 2.11 29 10 10 4 25 5 6.69 0.58 2.80 25 10 9 2 25 6 8.93 4.21 1.48 6 15 11 4 25 7 0.28 -2.68 0.24 12 2 1 0 25 8 25 9 25 10 25 11 25 12 --------------------------------------------- 28.54 3.68 2.80 MAY 48 37 11 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 25 1 5.5 42.0 17 N 25 2 7.1 42.0 14 NNE 25 3 8.7 60.0 14 SSE 25 4 7.8 50.0 5 SSE 25 5 4.6 62.0 24 NE 25 6 5.2 45.0 17 SSE 25 7 4.3 30.0 7 SSE 25 8 25 9 25 10 25 11 25 12 --------------------------------- 6.3 62.0 MAY SSE