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 ------------------------------------------------------------------------------------ 10 1 40.5 24.7 32.2 -3.8 1016 0 62.5 19 1.7 10 0 9 20 0 10 2 43.5 26.8 34.7 -7.3 849 0 58.3 18 15.7 9 0 0 22 0 10 3 60.1 39.0 49.2 -1.8 505 15 82.8 31 22.2 4 0 0 7 0 10 4 73.3 53.0 63.1 2.1 149 91 81.9 4 36.6 8 0 0 0 0 10 5 78.9 58.8 68.8 -0.2 80 197 89.3 27 40.4 8 0 0 0 0 10 6 89.1 71.5 80.3 2.3 0 460 94.6 23 64.6 30 15 0 0 0 10 7 91.4 74.2 82.4 -1.6 0 539 100.3 31 65.8 1 21 0 0 0 10 8 96.1 72.0 83.9 2.9 8 593 104.6 14 52.4 26 25 0 0 0 10 9 84.6 62.8 73.2 -0.8 47 294 96.0 2 43.1 27 7 0 0 0 10 10 77.4 46.6 61.7 -1.3 211 108 89.0 7 29.9 29 0 0 1 0 10 11 63.6 38.4 50.8 0.8 448 21 79.7 24 22.5 26 0 0 9 0 10 12 48.5 26.9 37.6 -2.4 852 1 70.6 30 13.4 27 0 1 25 0 ------------------------------------------------------------------------------------ 70.7 49.7 59.9 -0.9 4164 2319 104.6 AUG 1.7 JAN 68 10 84 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 10 1 1.51 -0.09 0.45 21 9 5 0 10 2 1.52 -0.43 0.98 21 5 3 0 10 3 2.61 -0.96 0.99 25 6 4 0 10 4 2.51 -1.44 0.58 2 8 5 0 10 5 4.96 -1.15 2.76 19 11 5 2 10 6 7.05 2.33 3.17 14 7 7 2 10 7 3.03 0.07 1.43 6 9 7 1 10 8 2.00 -0.85 1.37 17 3 2 1 10 9 3.53 -1.23 1.23 8 11 7 1 10 10 0.37 -3.68 0.24 19 3 1 0 10 11 2.63 -0.84 1.56 12 6 4 1 10 12 0.40 -2.03 0.23 24 2 2 0 --------------------------------------------- 32.12-10.30 3.17 JUN 80 52 8 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 10 1 5.3 39.0 25 N 10 2 4.5 30.0 14 NW 10 3 7.4 37.0 27 S 10 4 6.3 41.0 6 S 10 5 4.3 34.0 6 SSE 10 6 4.3 44.0 3 SSE 10 7 3.7 32.0 15 S 10 8 4.0 38.0 15 SSE 10 9 4.1 32.0 2 SSE 10 10 3.3 37.0 26 SSE 10 11 5.9 33.0 28 SSE 10 12 4.6 36.0 12 N --------------------------------- 4.8 44.0 JUN S