MONTHLY CLIMATOLOGICAL SUMMARY for AUG. 2010 NAME: Hawkeye Observatory CITY: Durand STATE: Illinois ELEV: 758 ft LAT: 42° 26' 20" N LONG: 89° 19' 35" W TEMPERATURE (°F), RAIN (in), WIND SPEED (mph) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR ------------------------------------------------------------------------------------ 1 73.8 86.3 3:10p 61.8 5:40a 0.5 9.3 0.00 0.8 11.0 3:50p W 2 74.3 82.3 12:30p 65.1 5:05a 0.0 9.3 0.24 1.2 12.0 11:05a SSW 3 76.3 88.3 6:10p 67.3 3:10a 0.0 11.3 0.14 0.5 8.0 1:20p SSW 4 75.3 83.8 5:30p 66.8 11:50p 0.0 10.3 0.01 0.6 9.0 7:50a W 5 72.2 79.5 1:45p 63.6 12:00m 0.0 7.2 0.00 2.7 19.0 3:05p WNW 6 68.7 80.0 3:40p 57.2 6:10a 2.1 5.9 0.00 1.6 13.0 4:20p W 7 72.4 83.5 3:40p 57.9 2:20a 1.4 8.8 0.13 2.0 17.0 5:10p SSW 8 76.6 87.9 4:15p 68.3 10:55a 0.0 11.6 0.07 2.4 20.0 2:55p S 9 78.2 88.6 5:45p 70.3 4:40a 0.0 13.2 0.56 1.7 24.0 2:55a W 10 78.7 90.5 4:20p 69.0 4:45a 0.0 13.7 0.00 0.8 10.0 12:30p ESE 11 78.8 86.9 5:25p 71.6 11:55p 0.0 13.8 0.00 1.5 13.0 4:05p W 12 80.3 93.2 4:25p 67.2 6:30a 0.0 15.3 0.00 0.5 9.0 2:45p SSW 13 75.2 85.9 1:55p 69.4 10:00p 0.0 10.2 0.61 1.7 20.0 5:45p S 14 76.7 86.6 5:30p 69.0 6:40a 0.0 11.7 0.00 1.3 15.0 12:20a W 15 72.1 79.2 3:35p 62.0 10:40p 0.2 7.3 0.00 3.1 24.0 2:40p W 16 68.1 78.8 5:00p 56.8 6:00a 1.9 5.1 0.00 3.0 21.0 4:20p W 17 65.0 72.0 12:55p 58.9 6:35a 1.9 1.9 0.03 1.0 8.0 3:35p WSW 18 69.2 81.5 5:50p 59.0 3:05a 1.5 5.7 0.00 1.1 14.0 11:10a W 19 73.8 86.5 3:50p 60.2 3:45a 1.1 9.9 0.00 1.0 11.0 3:15p S 20 76.4 90.5 1:40p 70.7 3:50a 0.0 11.4 0.78 1.8 24.0 3:25p S 21 74.0 83.7 4:05p 65.0 6:35a 0.0 9.0 0.00 1.0 9.0 2:45p W 22 73.1 83.4 4:40p 64.7 5:05a 0.0 8.1 0.00 0.9 7.0 10:00a NE 23 70.6 83.5 4:10p 55.6 6:30a 1.8 7.4 0.01 1.0 9.0 11:55a ENE 24 67.6 81.3 2:45p 56.2 12:00m 2.7 5.2 0.00 1.2 13.0 12:25p NNW 25 63.2 75.1 3:15p 50.5 6:10a 5.1 3.3 0.00 1.9 13.0 1:30p NNW 26 62.4 77.3 4:50p 47.2 6:35a 6.5 3.9 0.01 0.7 10.0 12:25p NNW 27 67.6 84.4 4:10p 51.1 3:55a 4.5 7.1 0.00 1.6 14.0 12:40p SSW 28 69.7 85.2 4:40p 53.9 6:40a 3.1 7.8 0.00 1.5 15.0 11:55a S 29 74.7 91.3 4:10p 54.2 2:20a 2.8 12.5 0.00 1.9 19.0 3:00p S 30 76.6 85.9 3:20p 67.7 5:05a 0.0 11.6 0.00 2.4 16.0 12:35p S 31 79.5 88.5 4:20p 74.0 5:55a 0.0 14.5 0.12 3.4 19.0 12:00m S ------------------------------------------------------------------------------------- 72.9 93.2 12 47.2 26 37.1 283.3 2.71 1.5 24.0 9 W Max >= 90.0: 4 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 0.78 ON 08/20/10 Days of Rain: 9 (>.01 in) 7 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration